https://www.jk-sci.com/products/ts246cs-0042096 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d1dc9fa569153880064e49c9ee56677.jpg?v=1791344147 6-Bromo-2-methoxynicotinaldehyde, 98% | 58819-88-8 6-Bromo-2-methoxynicotinaldehyde|CS-0042096|58819-88-8 https://www.jk-sci.com/products/ts246cs-0042046 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8235df6f6e85b70b54e28321089b937.jpg?v=1791344216 2-Methoxy-5-(trifluoromethyl)benzoic acid, 98.00%+ | 4864-01-1 2-Methoxy-5-(trifluoromethyl)benzoic acid|CS-0042046|4864-01-1 https://www.jk-sci.com/products/ts246cs-0042115 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95d3e91dddf1683d1b32a2a30487eee9.jpg?v=1791344129 (4-Bromo-2-methylphenyl)boronic acid, 95% | 221006-71-9 (4-Bromo-2-methylphenyl)boronic acid|CS-0042115|221006-71-9 https://www.jk-sci.com/products/ts246cs-0041979 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ec8c8702f1dc507434f64fb36b7834a.jpg?v=1791344296 4-Bromoquinolin-2-one, 98% | 938-39-6 4-Bromoquinolin-2-one|CS-0041979|938-39-6 https://www.jk-sci.com/products/ts246cs-0042026 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/110200.png?v=1791344241 4-Bromo-2-chloro-1-methoxybenzene, 98.45%+ | 50638-47-6 4-Bromo-2-chloro-1-methoxybenzene|CS-0042026|50638-47-6 https://www.jk-sci.com/products/ts246cs-0042127 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78b13ba1e00a68740834e42676f69db7.jpg?v=1791344113 Methyl isoindoline-4-carboxylate hydrochloride, 95.00%+ | 127168-90-5 Methyl isoindoline-4-carboxylate hydrochloride|CS-0042127|127168-90-5 https://www.jk-sci.com/products/ts246cs-0042067 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f79f4eb44f6bccd91bfbbd8bbdc1e92.jpg?v=1791344189 4-Iodo-1H-pyrazole-5-carbonitrile, 97.00%+ | 1354703-91-5 4-Iodo-1H-pyrazole-5-carbonitrile|CS-0042067|1354703-91-5 https://www.jk-sci.com/products/ts246cs-0041983 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75e6d114bb044bf2679ca4d9678ecdb2.jpg?v=1791344296 Ethyl 6-chloro-1H-indole-3-carboxylate, 98% | 100821-50-9 Ethyl 6-chloro-1H-indole-3-carboxylate|CS-0041983|100821-50-9 https://www.jk-sci.com/products/s57c4x-14092 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/573677_f5c093a1-f171-428b-a877-43b0cd315102.png?v=1791378812 Isoniazid Impurity 2（Nicotinic Acid EP Impurity E）, 99.90% | 55-22-1 Isoniazid Impurity 2（Nicotinic Acid EP Impurity E）|C4X-14092|55-22-1 https://www.jk-sci.com/products/j5303140 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7ca5f0bbecc7da28ff7a22cb54f7b8e.jpg?v=1791419829 O-tert-Butyl-D-serine t-butyl ester hydrochloride | 179559-35-4 O-tert-Butyl-D-serine t-butyl ester hydrochloride|03140|179559-35-4 https://www.jk-sci.com/products/j5302906 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e2b966c5d4eb1f2fe92be827f87241d.jpg?v=1791420088 Stannous chloride, Assay 99.5 - 100.0% | 7772-99-8 Stannous chloride|02906|7772-99-8 https://www.jk-sci.com/products/ts246cs-0042005 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2b88e49ea355463b6893857855d3caa.jpg?v=1791344271 6-Chloro-3-(trifluoromethyl)-1H-pyrazolo[3,4-d]pyrimidine, 98% | 1211590-25-8 6-Chloro-3-(trifluoromethyl)-1H-pyrazolo[3,4-d]pyrimidine|CS-0042005|1211590-25-8 https://www.jk-sci.com/products/ts246cs-0042055 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/482273.png?v=1791344205 2-Amino-2-(3-(trifluoromethyl)phenyl)acetic acid, 97% | 242475-26-9 2-Amino-2-(3-(trifluoromethyl)phenyl)acetic acid|CS-0042055|242475-26-9 https://www.jk-sci.com/products/ts246cs-0041998 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a589bdf3ef036c1bf9fa3f4512718a82.jpg?v=1791344281 5-Bromoisoquinolin-6-amine, 98.29%+ | 566943-98-4 5-Bromoisoquinolin-6-amine|CS-0041998|566943-98-4 https://www.jk-sci.com/products/ts246cs-0042106 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dcba71e542559a26ac249a6b323cf1ba.jpg?v=1791344134 5-Bromo-6-fluoro-1H-benzo[d]imidazole, 98% | 1008360-84-6 5-Bromo-6-fluoro-1H-benzo[d]imidazole|CS-0042106|1008360-84-6 https://www.jk-sci.com/products/ts246cs-0042148 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1f2ba40ba1c4762e5277658cbe3fb21.jpg?v=1791344088 5-Nitrobenzothiazole-2-thiol, 96% | 58759-63-0 5-Nitrobenzothiazole-2-thiol|CS-0042148|58759-63-0 https://www.jk-sci.com/products/ts246cs-0042159 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/603697_11def46c-54a3-4130-b4dc-11c37549b49f.png?v=1791344072 5-Bromo-2-methoxybenzonitrile, 97% | 144649-99-0 5-Bromo-2-methoxybenzonitrile|CS-0042159|144649-99-0 https://www.jk-sci.com/products/ts246cs-0041493 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da4f6e97683de9226014b513322b1898.jpg?v=1791344875 (R)-4-tert-Butyl 3-methyl morpholine-3,4-dicarboxylate, 95% | 885321-46-0 (R)-4-tert-Butyl 3-methyl morpholine-3,4-dicarboxylate|CS-0041493|885321-46-0 https://www.jk-sci.com/products/ts246cs-0041473 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3210e0da1bc186d7e5cc4947c1407e9e.jpg?v=1791344892 Ethyl 5-bromo-2-fluorobenzoate, 95.11%+ | 612835-53-7 Ethyl 5-bromo-2-fluorobenzoate|CS-0041473|612835-53-7 https://www.jk-sci.com/products/ts246cs-0041515 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b3ee544d14fd9448628f4acb88f252a.jpg?v=1791344849 4-Iodo-1H-indole, 98% | 81038-38-2 4-Iodo-1H-indole|CS-0041515|81038-38-2 https://www.jk-sci.com/products/j5303290 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66aa8d5bbab828d491b04266c2242852.jpg?v=1791419618 DL-a-Aminoadipic acid, Assay ≥ 99% | 542-32-5 DL-a-Aminoadipic acid|03290|542-32-5 https://www.jk-sci.com/products/ts246cs-0041535 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f993e617d270e21c5003a9fb8339b20.jpg?v=1791344823 7-Cyano-1H-indole-2-carboxylic acid, 98.57%+ | 796870-32-1 7-Cyano-1H-indole-2-carboxylic acid|CS-0041535|796870-32-1 https://www.jk-sci.com/products/ts246cs-0041603 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433301.png?v=1791344789 7-Bromo-6-methoxy-2,3-dihydro-1H-inden-1-one, 95% | 892152-26-0 7-Bromo-6-methoxy-2,3-dihydro-1H-inden-1-one|CS-0041603|892152-26-0 https://www.jk-sci.com/products/ts246cs-0041627 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2977be334448c66680c02773521f0297.jpg?v=1791344751 5-Bromo-1-methylindoline-2,3-dione, 97% | 2058-72-2 5-Bromo-1-methylindoline-2,3-dione|CS-0041627|2058-72-2 https://www.jk-sci.com/products/ts246cs-0041653 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31b250d60513837e426be93d285da443.jpg?v=1791344711 6-Bromo-2-methylisoquinolin-1(2H)-one, 99.38%+ | 864866-92-2 6-Bromo-2-methylisoquinolin-1(2H)-one|CS-0041653|864866-92-2 https://www.jk-sci.com/products/ts246cs-0041676 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556246.png?v=1791344680 Z-N-Me-Ala-OH, 95% | 21691-41-8 Z-N-Me-Ala-OH|CS-0041676|21691-41-8 https://www.jk-sci.com/products/ts246cs-0041695 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51e1caabad8414e7e8bae8d41cd550bd.jpg?v=1791344651 (S)-1-(2-Bromophenyl)ethanamine hydrochloride, 95% | 1187931-26-5 (S)-1-(2-Bromophenyl)ethanamine hydrochloride|CS-0041695|1187931-26-5 https://www.jk-sci.com/products/ts246cs-0041743 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/767a3b44bc9cc51f3f7bf2aacbf56574.jpg?v=1791344597 5-Iodo-6-methylpyridin-2(1H)-one, 97% | 927870-76-6 5-Iodo-6-methylpyridin-2(1H)-one|CS-0041743|927870-76-6 https://www.jk-sci.com/products/ts246cs-0041723 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/165525a1e6362f1df366ba7b2db9e58d.jpg?v=1791344621 tert-Butyl 7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate, 97% | 192869-49-1 tert-Butyl 7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate|CS-0041723|192869-49-1 https://www.jk-sci.com/products/ts246cs-0041771 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/992d3649bae28be4dc1bdb1b67e66e3f.jpg?v=1791344567 Methyl 7-methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate, 98% | 205448-65-3 Methyl 7-methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylate|CS-0041771|205448-65-3 https://www.jk-sci.com/products/s57c4x-14114 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac9963ac3c3cf94f12f97812b18d82c0.jpg?v=1791378773 Colchicine EP Impurity D, 87.20% | 477-29-2 Colchicine EP Impurity D|C4X-14114|477-29-2 https://www.jk-sci.com/products/ts246cs-0041841 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1958640292200da7280a486fe377ca2f.jpg?v=1791344499 5-(Trifluoromethyl)imidazo[1,2-a]pyridine-2-carboxylic acid, 97% | 1260798-62-6 5-(Trifluoromethyl)imidazo[1,2-a]pyridine-2-carboxylic acid|CS-0041841|1260798-62-6 https://www.jk-sci.com/products/ts246cs-0041862 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b674190258966d9b4594b2698bd951d1.jpg?v=1791344465 2-((tert-Butoxycarbonyl)amino)-2-cyclobutylacetic acid, 95% | 811460-95-4 2-((tert-Butoxycarbonyl)amino)-2-cyclobutylacetic acid|CS-0041862|811460-95-4 https://www.jk-sci.com/products/ts246cs-0041828 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/86507318fe1199f6e3f32570bee2ca20.jpg?v=1791344509 Ethyl piperazine-2-carboxylate dihydrochloride, 97.00%+ | 129798-91-0 Ethyl piperazine-2-carboxylate dihydrochloride|CS-0041828|129798-91-0 https://www.jk-sci.com/products/ts246cs-0041793 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35719e7e042407a480739f8636bea13b.jpg?v=1791344546 3-Bromo-5-chloro-1H-pyrazolo[4,3-b]pyridine, 98% | 1352892-94-4 3-Bromo-5-chloro-1H-pyrazolo[4,3-b]pyridine|CS-0041793|1352892-94-4 https://www.jk-sci.com/products/ts246cs-0041884 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219081_4e3a80ed-1d6c-4ac4-9d14-c8a67f3778a5.png?v=1791344424 Ethyl 3-(2,5-difluorophenyl)-3-oxopropanoate, 95% | 887267-53-0 Ethyl 3-(2,5-difluorophenyl)-3-oxopropanoate|CS-0041884|887267-53-0 https://www.jk-sci.com/products/j5303404 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d06523891a8c6d7b0bb58434a309a791.jpg?v=1791419516 D-Norleucine, Assay ≥ 99% | 327-56-0 D-Norleucine|03404|327-56-0 https://www.jk-sci.com/products/ts246cs-0041970 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20e5fdb2ea52dcdf861b5abb05f8105c.jpg?v=1791344312 5-Bromoquinazolin-4-amine, 98.03%+ | 1201784-87-3 5-Bromoquinazolin-4-amine|CS-0041970|1201784-87-3 https://www.jk-sci.com/products/ts246cs-0041948 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3c0c388c1ad252ecb1f9bb4a5a49405.jpg?v=1791344335 5-Bromo-2-pyrazol-1-yl-pyrimidine, 98% | 883230-94-2 5-Bromo-2-pyrazol-1-yl-pyrimidine|CS-0041948|883230-94-2 https://www.jk-sci.com/products/ts246cs-0041906 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b53a08980e3d0314ac0eebf42353db3.jpg?v=1791344394 3-Bromo-5-methoxy-1H-pyrrolo[2,3-c]pyridine, 98% | 1204298-60-1 3-Bromo-5-methoxy-1H-pyrrolo[2,3-c]pyridine|CS-0041906|1204298-60-1 https://www.jk-sci.com/products/ts246cs-0041982 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ac036e53e36e5066be2e6c8bf856d8f.jpg?v=1791344296 2-Fluoro-5-iodopyrimidine, 98% | 697300-79-1 2-Fluoro-5-iodopyrimidine|CS-0041982|697300-79-1 https://www.jk-sci.com/products/ts246cs-0041999 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f4888a4a0bce454252715b2b95d621b.jpg?v=1791344280 6-Bromoisoquinolin-5-amine, 95% | 850198-02-6 6-Bromoisoquinolin-5-amine|CS-0041999|850198-02-6 https://www.jk-sci.com/products/j5303504 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff74d3afb6bd230c5042721b6db0f2d6.jpg?v=1791419445 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxyacetamidonorleucyl MBHA resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.4 - 0.6 mmol/g | 431041-83-7 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxyacetamidonorleucyl MBHA resin|03504|431041-83-7 https://www.jk-sci.com/products/ts246cs-0042019 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba8985c5182aae796fa11001848064e3.jpg?v=1791344247 6-Bromo-2,3-dihydro-1H-indene-1-carbonitrile, 98% | 783335-58-0 6-Bromo-2,3-dihydro-1H-indene-1-carbonitrile|CS-0042019|783335-58-0 https://www.jk-sci.com/products/j5303674 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd7f3381b623bb8c01a3ee66fb659c72.jpg?v=1791419350 Boc-L-phenylalanine N-hydroxysuccinimide ester, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 3674-06-4 Boc-L-phenylalanine N-hydroxysuccinimide ester|03674|3674-06-4 https://www.jk-sci.com/products/ts246cs-0042035 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/991e89599830a5c2018bf26a3fd78d79.jpg?v=1791344230 4-Bromo-1H-indole-7-carbonitrile, 97% | 1167055-46-0 4-Bromo-1H-indole-7-carbonitrile|CS-0042035|1167055-46-0 https://www.jk-sci.com/products/j5303729 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/688b253db137c2cccbb016e18ecab2c6.jpg?v=1791419279 Na-Fmoc-Nd-methyltrityl-L-Ornithine, Assay 92 - 100% || Purity by HPLC ≥ 98% | 343770-23-0 Na-Fmoc-Nd-methyltrityl-L-Ornithine|03729|343770-23-0 https://www.jk-sci.com/products/ts246cs-0042062 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295141.png?v=1791344196 Ethyl 5-bromofuran-2-carboxylate, 98% | 6132-37-2 Ethyl 5-bromofuran-2-carboxylate|CS-0042062|6132-37-2 https://www.jk-sci.com/products/ts246cs-0042050 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4b22725013ddb737e2556d3f70d2190.jpg?v=1791344211 3-Bromo-6-fluoropicolinic acid, 95% | 1211589-43-3 3-Bromo-6-fluoropicolinic acid|CS-0042050|1211589-43-3 https://www.jk-sci.com/products/ts246cs-0042092 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41a34cba41a8992921d408f737b0fea2.jpg?v=1791344153 2-Bromo-6-methoxynicotinaldehyde, 95% | 1060810-41-4 2-Bromo-6-methoxynicotinaldehyde|CS-0042092|1060810-41-4 https://www.jk-sci.com/products/ts246cs-0042079 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45729b22dc1c41bc4e05ee9c3afc7088.jpg?v=1791344171 3-Bromo-5-chloropicolinonitrile, 96% | 760207-83-8 3-Bromo-5-chloropicolinonitrile|CS-0042079|760207-83-8 https://www.jk-sci.com/products/s57c4x-141353 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/619245_26b99f31-8495-4966-86f9-fde3ca6942da.png?v=1791378726 Aminoguanidine hydrochloride, 97.60% | 1937-19-5 Aminoguanidine hydrochloride|C4X-141353|1937-19-5 https://www.jk-sci.com/products/ts246cs-0042111 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd419ecc483a13bf0c54dd9e8b1e016a.jpg?v=1791344128 3-Bromo-5-fluoro-1H-indazole, 98% | 885519-08-4 3-Bromo-5-fluoro-1H-indazole|CS-0042111|885519-08-4 https://www.jk-sci.com/products/ts246cs-0041496 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/857ed2e8b99fd56a4d9202b1338796d2.jpg?v=1791344869 6-Bromo-7-fluorochroman-4-one, 98% | 1092350-30-5 6-Bromo-7-fluorochroman-4-one|CS-0041496|1092350-30-5 https://www.jk-sci.com/products/ts246cs-0042134 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/478247.png?v=1791344103 5-Bromochromane, 96.70%+ | 319478-14-3 5-Bromochromane|CS-0042134|319478-14-3 https://www.jk-sci.com/products/ts246cs-0042156 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150554_cddeaf30-eabe-4e13-81bb-2dce199231ec.png?v=1791344076 3-Bromo-4-methoxybenzonitrile, 98% | 117572-79-9 3-Bromo-4-methoxybenzonitrile|CS-0042156|117572-79-9 https://www.jk-sci.com/products/ts246cs-0041650 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91c5d42c0cf6ec2c71c7e6b4a4228229.jpg?v=1791344716 8-Bromo-7-methoxyquinoline, 96% | 36023-06-0 8-Bromo-7-methoxyquinoline|CS-0041650|36023-06-0 https://www.jk-sci.com/products/ts246cs-0041839 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/734458939aa6ac70b03aa0e0e610b470.jpg?v=1791344499 Ethyl 2,2-difluoro-2-(2-methoxyphenyl)acetate, 97% | 1150164-80-9 Ethyl 2,2-difluoro-2-(2-methoxyphenyl)acetate|CS-0041839|1150164-80-9 https://www.jk-sci.com/products/ts246cs-0041917 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/533418.png?v=1791344375 (3-Chloro-4-(trifluoromethoxy)phenyl)methanol, 98% | 56456-48-5 (3-Chloro-4-(trifluoromethoxy)phenyl)methanol|CS-0041917|56456-48-5 https://www.jk-sci.com/products/ts246cs-0041679 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/467940.png?v=1791344669 Z-D-MeAla-OH, 98% | 68223-03-0 Z-D-MeAla-OH|CS-0041679|68223-03-0 https://www.jk-sci.com/products/ts246cs-0041581 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b72b658a09821c31c89b2718ac48083.jpg?v=1791344798 (2R)-1,4-Dioxane-2-methanol, 95% | 406913-88-0 (2R)-1,4-Dioxane-2-methanol|CS-0041581|406913-88-0 https://www.jk-sci.com/products/ts246cs-0041784 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab75947e3ccab6fb2b82d8c9203ab982.jpg?v=1791344550 2-(2-Bromo-3-fluorophenyl)acetic acid, 97% | 958454-33-6 2-(2-Bromo-3-fluorophenyl)acetic acid|CS-0041784|958454-33-6 https://www.jk-sci.com/products/ts246cs-0041975 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7fef61201d7d93679c0001e77d716205.jpg?v=1791344303 2-Bromoquinolin-8-ol, 96% | 139399-61-4 2-Bromoquinolin-8-ol|CS-0041975|139399-61-4 https://www.jk-sci.com/products/ts246cs-0041869 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6212893ebdd3bbb0d65595f68bbd07cf.jpg?v=1791344451 6-Bromo-2-methylthiazolo[5,4-b]pyridine, 98% | 886372-92-5 6-Bromo-2-methylthiazolo[5,4-b]pyridine|CS-0041869|886372-92-5 https://www.jk-sci.com/products/ts246cs-0041733 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff57c228f1b837a4fa4b925e82304229.jpg?v=1791344611 Ethyl 4-bromothiophene-2-carboxylate, 97.00%+ | 62224-17-3 Ethyl 4-bromothiophene-2-carboxylate|CS-0041733|62224-17-3 https://www.jk-sci.com/products/j5303766 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5555ec325cf2b3463f6eb5a3931b303d.jpg?v=1791419220 Fmoc-4,5-dehydro-L-leucine, Assay ≥ 98% || Purity by HPLC ≥ 99% | 87720-55-6 Fmoc-4,5-dehydro-L-leucine|03766|87720-55-6 https://www.jk-sci.com/products/ts246cs-0042007 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc6ffdc62fb9b68b45ca82b9de68fa82.jpg?v=1791344267 4-Bromo-5-chloro-2-methoxypyridine, 98% | 1211534-25-6 4-Bromo-5-chloro-2-methoxypyridine|CS-0042007|1211534-25-6 https://www.jk-sci.com/products/ts246cs-0042037 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/565e9a76064c53f730363d20eb98a55b.jpg?v=1791344226 6-Bromo-1H-indole-3-carbonitrile, 98% | 224434-83-7 6-Bromo-1H-indole-3-carbonitrile|CS-0042037|224434-83-7 https://www.jk-sci.com/products/ts246cs-0042075 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/180946d820948660e48569aad2e71219.jpg?v=1791344180 1-(5-Bromo-2-fluoropyridin-3-yl)ethan-1-one, 98% | 1111637-74-1 1-(5-Bromo-2-fluoropyridin-3-yl)ethan-1-one|CS-0042075|1111637-74-1 https://www.jk-sci.com/products/ts246cs-0042103 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/791804_82e77883-989c-4747-81cb-3339df3ec3cc.png?v=1791344140 7-Bromo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine, 97% | 34950-82-8 7-Bromo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine|CS-0042103|34950-82-8 https://www.jk-sci.com/products/ts246cs-0042145 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c49621d4202ded20fa7513fa3e72b7bd.jpg?v=1791344092 4-Chlorobenzo[b]thiophene-2-carboxylic acid, 99.28%+ | 23967-57-9 4-Chlorobenzo[b]thiophene-2-carboxylic acid|CS-0042145|23967-57-9 https://www.jk-sci.com/products/ts246cs-0041612 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36afdb61a78c43cb6ad4f581768d6521.jpg?v=1791344774 5-Bromo-2-(trifluoromethyl)phenol, 96% | 1121585-15-6 5-Bromo-2-(trifluoromethyl)phenol|CS-0041612|1121585-15-6 https://www.jk-sci.com/products/ts246cs-0041488 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1faeb34bd2c2aea62bc477c267b37980.jpg?v=1791344878 5-Bromo-6-chloro-2,3-dihydro-1H-inden-1-one, 98% | 1260018-10-7 5-Bromo-6-chloro-2,3-dihydro-1H-inden-1-one|CS-0041488|1260018-10-7 https://www.jk-sci.com/products/ts246cs-0041715 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/394492994e01f5a3dc08f73ea04977fd.jpg?v=1791344631 4-Bromo-5-fluoro-2-nitrophenol, 95% | 1016234-87-9 4-Bromo-5-fluoro-2-nitrophenol|CS-0041715|1016234-87-9 https://www.jk-sci.com/products/ts246cs-0041888 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26257288d1211bcae7c8e82ebfea3269.jpg?v=1791344420 Potassium benzo[d][1,3]dioxol-5-yltrifluoroborate, 97% | 871231-46-8 Potassium benzo[d][1,3]dioxol-5-yltrifluoroborate|CS-0041888|871231-46-8 https://www.jk-sci.com/products/ts246cs-0042059 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73d785d3b999d87870f898fd8bc8ac4f.jpg?v=1791344200 3-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 97% | 1171891-42-1 3-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine|CS-0042059|1171891-42-1 https://www.jk-sci.com/products/j5303785 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5bc307550c5c9c6b3984dcbdf45452d.jpg?v=1791419185 Boc-L-glutamic acid a-amide, Purity by HPLC ≥ 99% | 18800-74-3 Boc-L-glutamic acid a-amide|03785|18800-74-3 https://www.jk-sci.com/products/ts246cs-0041986 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5549984bca2bebcdd7ca49a747a67ff3.jpg?v=1791344296 Ethyl 7-chloro-1H-indole-2-carboxylate, 97% | 43142-64-9 Ethyl 7-chloro-1H-indole-2-carboxylate|CS-0041986|43142-64-9 https://www.jk-sci.com/products/ts246cs-0042117 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec38b15939d1d84557b5cea2d1d2d43c.jpg?v=1791344123 2-Chloro-5-(methoxycarbonyl)benzoic acid, 97.00%+ | 651058-97-8 2-Chloro-5-(methoxycarbonyl)benzoic acid|CS-0042117|651058-97-8 https://www.jk-sci.com/products/ts246cs-0041665 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64d096d396c44252c017a6276d33a41d.jpg?v=1791344690 1-(3-(Trifluoromethyl)phenyl)cyclopropanamine hydrochloride, 97% | 1108698-58-3 1-(3-(Trifluoromethyl)phenyl)cyclopropanamine hydrochloride|CS-0041665|1108698-58-3 https://www.jk-sci.com/products/ts246cs-0041810 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0287dcdee482451e10c8d712d8ba0962.jpg?v=1791344529 3-Bromo-5-chloro-1H-pyrrolo[2,3-c]pyridine, 96.00%+ | 1167056-96-3 3-Bromo-5-chloro-1H-pyrrolo[2,3-c]pyridine|CS-0041810|1167056-96-3 https://www.jk-sci.com/products/ts246cs-0041846 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b62e9469b66ad4248200475c6b12bf2e.jpg?v=1791344489 Methyl 6-bromo-5-methylpicolinate, 97% | 1209093-48-0 Methyl 6-bromo-5-methylpicolinate|CS-0041846|1209093-48-0 https://www.jk-sci.com/products/ts246cs-0042027 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f893baa0a05eb9aa190a8e3d91e5dc9.jpg?v=1791344236 Ethyl 3-aminobenzo[b]thiophene-2-carboxylate, 98.76%+ | 34761-09-6 Ethyl 3-aminobenzo[b]thiophene-2-carboxylate|CS-0042027|34761-09-6 https://www.jk-sci.com/products/ts246cs-0042163 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebaedab734d3fa74ca9e81a40ac47985.jpg?v=1791344068 Methyl 6-chloroimidazo[1,2-b]pyridazine-2-carboxylate, 98% | 572910-59-9 Methyl 6-chloroimidazo[1,2-b]pyridazine-2-carboxylate|CS-0042163|572910-59-9 https://www.jk-sci.com/products/ts246cs-0042239 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88906ad60889d28d3214b9d31c17a526.jpg?v=1791344045 3,9-diazaspiro[5.5]undecan-2-one 2,2,2-trifluoroacetate, 97% | 1914148-54-1 3,9-diazaspiro[5.5]undecan-2-one 2,2,2-trifluoroacetate|CS-0042239|1914148-54-1 https://www.jk-sci.com/products/ts246cs-0042083 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3235bdc8089eff36e3210095703f17c.jpg?v=1791344166 3-Bromo-2-methyl-6-nitropyridine, 96.57%+ | 1231930-13-4 3-Bromo-2-methyl-6-nitropyridine|CS-0042083|1231930-13-4 https://www.jk-sci.com/products/ts246cs-0041757 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/846690a4e2c324612530350fb242493f.jpg?v=1791344582 5-Iodo-2-methylpyridin-4-amine, 98% | 849353-19-1 5-Iodo-2-methylpyridin-4-amine|CS-0041757|849353-19-1 https://www.jk-sci.com/products/ts246cs-0041955 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05b4d5385105c9617ac08dcd9267c819.jpg?v=1791344325 5-Bromoimidazo[1,2-a]pyridine-2-carbaldehyde, 95% | 878197-68-3 5-Bromoimidazo[1,2-a]pyridine-2-carbaldehyde|CS-0041955|878197-68-3 https://www.jk-sci.com/products/ts246cs-0042164 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eec9099aa05d15d9d600506e1b6dfc60.jpg?v=1791344067 Methyl 5-chlorobenzo[d]oxazole-2-carboxylate, 98% | 27383-92-2 Methyl 5-chlorobenzo[d]oxazole-2-carboxylate|CS-0042164|27383-92-2 https://www.jk-sci.com/products/ts246cs-0042301 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1ee9ae8dc50e5155881222cda36f9b9.jpg?v=1791344034 4-(Difluoromethylsulfonyl)benzoic acid, 98% | 4837-22-3 4-(Difluoromethylsulfonyl)benzoic acid|CS-0042301|4837-22-3 https://www.jk-sci.com/products/ts246cs-0042333 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312641.png?v=1791344015 (E)-Methyl 3-(3-bromophenyl)acrylate, 99.15%+ | 79432-87-4 (E)-Methyl 3-(3-bromophenyl)acrylate|CS-0042333|79432-87-4 https://www.jk-sci.com/products/ts246cs-0042345 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd781e3a9c50a657d602537fe067b391.jpg?v=1791344009 2-Chloro-4-methoxy-5-nitropyridine, 95% | 607373-83-1 2-Chloro-4-methoxy-5-nitropyridine|CS-0042345|607373-83-1 https://www.jk-sci.com/products/ts246cs-0042372 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/311184.png?v=1791343999 6-Bromo-2-methylquinolin-4-ol, 95% | 103030-28-0 6-Bromo-2-methylquinolin-4-ol|CS-0042372|103030-28-0 https://www.jk-sci.com/products/ts246cs-0042467 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d960d37314cf8ac1292e0b4c65fc6497.jpg?v=1791343972 Bthyl 2-bromo-2-cyclopropylacetate, 97% | 1200828-74-5 Bthyl 2-bromo-2-cyclopropylacetate|CS-0042467|1200828-74-5 https://www.jk-sci.com/products/ts246cs-0042499 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94053bc57ac8e63967c34709373ecb22.jpg?v=1791343950 Methyl 8-aminoimidazo[1,2-a]pyridine-6-carboxylate, 98% | 1160994-94-4 Methyl 8-aminoimidazo[1,2-a]pyridine-6-carboxylate|CS-0042499|1160994-94-4 https://www.jk-sci.com/products/ts246cs-0042504 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fbbbcd58f2309837b0038c7a1d666dc.jpg?v=1791343945 8-Bromo-6-methylimidazo[1,2-a]pyridine-3-carbaldehyde, 95% | 1033202-08-2 8-Bromo-6-methylimidazo[1,2-a]pyridine-3-carbaldehyde|CS-0042504|1033202-08-2 https://www.jk-sci.com/products/ts246cs-0042531 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/afe268e44cf052160943fe27cedd4e23.jpg?v=1791343931 (2-Isopropoxypyridin-3-yl)boronic acid, 98% | 1150114-42-3 (2-Isopropoxypyridin-3-yl)boronic acid|CS-0042531|1150114-42-3 https://www.jk-sci.com/products/ts246cs-0042549 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792817.png?v=1791343911 (R)-6-Fluorochroman-2-carboxylic acid, 97% | 129101-37-7 (R)-6-Fluorochroman-2-carboxylic acid|CS-0042549|129101-37-7 https://www.jk-sci.com/products/ts246cs-0042536 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/613108.png?v=1791343926 (4-Bromothiophen-2-yl)methanol, 97% | 79757-77-0 (4-Bromothiophen-2-yl)methanol|CS-0042536|79757-77-0 https://www.jk-sci.com/products/ts246cs-0042574 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134548.png?v=1791343872 1-(6-Nitrobenzo[d][1,3]dioxol-5-yl)ethanol, 95% | 159873-64-0 1-(6-Nitrobenzo[d][1,3]dioxol-5-yl)ethanol|CS-0042574|159873-64-0 https://www.jk-sci.com/products/s57c4x-141530 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a3db2919-2d6c-4df9-bf59-cc64e6b1ee49.png?v=1791378694 Metoclopramide Metoclopramide EP Impurity G Hydrochloride, 92.20% Metoclopramide Metoclopramide EP Impurity G Hydrochloride|C4X-141530 https://www.jk-sci.com/products/ts246cs-0042584 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/617fc0aae27f54d2f7b1a7cc82f06bfd.jpg?v=1791343862 Methyl 1-methyl-1H-benzo[d]imidazole-2-carboxylate, 97% | 2849-92-5 Methyl 1-methyl-1H-benzo[d]imidazole-2-carboxylate|CS-0042584|2849-92-5 https://www.jk-sci.com/products/ts246cs-0042649 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/756e1ab6179d7e9df743adfeee7725d3.jpg?v=1791343789 Ethyl 2-(2,6-difluorophenyl)acetate, 98.78%+ | 680217-71-4 Ethyl 2-(2,6-difluorophenyl)acetate|CS-0042649|680217-71-4 https://www.jk-sci.com/products/ts246cs-0042589 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203731.png?v=1791343849 Methyl 1-methyl-4-nitro-1H-imidazole-2-carboxylate, 98% | 169770-25-6 Methyl 1-methyl-4-nitro-1H-imidazole-2-carboxylate|CS-0042589|169770-25-6 https://www.jk-sci.com/products/ts246cs-0042643 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365055.png?v=1791343794 tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate, 97% | 198989-07-0 tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate|CS-0042643|198989-07-0 https://www.jk-sci.com/products/ts246cs-0042623 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432479.png?v=1791343810 2-Tosylethanol, 97% | 22381-54-0 2-Tosylethanol|CS-0042623|22381-54-0 https://www.jk-sci.com/products/ts246cs-0042604 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/113503.png?v=1791343831 2-(2-Aminothiazol-4-yl)acetic acid hydrochloride, 96% | 66659-20-9 2-(2-Aminothiazol-4-yl)acetic acid hydrochloride|CS-0042604|66659-20-9 https://www.jk-sci.com/products/ts246cs-0042666 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56647c28f1ccd56c7f15726f38aad171.jpg?v=1791343778 4-Nitrobenzo[d]thiazol-2-amine, 97.00%+ | 6973-51-9 4-Nitrobenzo[d]thiazol-2-amine|CS-0042666|6973-51-9 https://www.jk-sci.com/products/ts246cs-0042652 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71e8e3f9d7139f96f188b97960b3820b.jpg?v=1791343783 2,6-Dichloro-4-fluorobenzaldehyde, 98% | 1182709-86-9 2,6-Dichloro-4-fluorobenzaldehyde|CS-0042652|1182709-86-9 https://www.jk-sci.com/products/ts246cs-0042693 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dc92b411d06fd8b22c2a271ebb87734.jpg?v=1791343742 2-Methoxy-5-nitrobenzoic acid, 97% | 40751-89-1 2-Methoxy-5-nitrobenzoic acid|CS-0042693|40751-89-1 https://www.jk-sci.com/products/j5303817 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b93ebce1708a92a1f537590fafb9bc5e.jpg?v=1791419136 Na-Boc-Nin-Boc-L-tryptophan, Purity by HPLC ≥ 99% | 144599-95-1 Na-Boc-Nin-Boc-L-tryptophan|03817|144599-95-1 https://www.jk-sci.com/products/ts246cs-0042710 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e65010e8863c27b69952f2ad6d0bce2.jpg?v=1791343718 Ethyl 2-chloro-5-methylnicotinate, 99.98%+ | 894074-85-2 Ethyl 2-chloro-5-methylnicotinate|CS-0042710|894074-85-2 https://www.jk-sci.com/products/ts246cs-0042718 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/383744.png?v=1791343700 (2-Chloro-6-nitrophenyl)methanol, 95.34%+ | 50907-57-8 (2-Chloro-6-nitrophenyl)methanol|CS-0042718|50907-57-8 https://www.jk-sci.com/products/ts246cs-0042697 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/617ee8a930761d900cc88e92a16b2f30.jpg?v=1791343734 4-Bromo-2-chloropyridin-3-amine, 95% | 1354021-09-2 4-Bromo-2-chloropyridin-3-amine|CS-0042697|1354021-09-2 https://www.jk-sci.com/products/ts246cs-0042725 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bcb963a577d5abdc3cfa176ef841b5c.jpg?v=1791343693 Methyl 2-hydroxy-6-nitrobenzoate, 98% | 1261504-50-0 Methyl 2-hydroxy-6-nitrobenzoate|CS-0042725|1261504-50-0 https://www.jk-sci.com/products/ts246cs-0042731 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/353526.png?v=1791343682 5-Methoxybenzo[d]thiazole-2(3H)-thione, 95.00%+ | 55690-60-3 5-Methoxybenzo[d]thiazole-2(3H)-thione|CS-0042731|55690-60-3 https://www.jk-sci.com/products/ts246cs-0042737 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed55e451f93174f8dd6ed6dcc86e43db.jpg?v=1791343677 4-Chloro-5-fluoro-2-nitroaniline, 96% | 428871-64-1 4-Chloro-5-fluoro-2-nitroaniline|CS-0042737|428871-64-1 https://www.jk-sci.com/products/j5303866 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17d9244ff85b6419996ce3b40db27f1c.jpg?v=1791419066 Z-L-valine N-hydroxysuccinimide ester, Purity by HPLC ≥ 98% | 3496-11-5 Z-L-valine N-hydroxysuccinimide ester|03866|3496-11-5 https://www.jk-sci.com/products/ts246cs-0042799 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83d9656f3f4386d0e38379977bf7a7f7.jpg?v=1791343591 Methyl 3-methyl-1H-indole-6-carboxylate, 98% | 184151-49-3 Methyl 3-methyl-1H-indole-6-carboxylate|CS-0042799|184151-49-3 https://www.jk-sci.com/products/ts246cs-0042760 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dae91493a09efcb9e6c758042275e75.jpg?v=1791343644 1-(2-Isopropoxypyridin-3-yl)ethanone, 98% | 1551553-85-5 1-(2-Isopropoxypyridin-3-yl)ethanone|CS-0042760|1551553-85-5 https://www.jk-sci.com/products/ts246cs-0042781 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6b9de29e94cd7289859d065a4dd2591.jpg?v=1791343613 3-Amino-2-bromophenol, 95% | 100367-36-0 3-Amino-2-bromophenol|CS-0042781|100367-36-0 https://www.jk-sci.com/products/ts246cs-0042750 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78b66eefabc1ada2b8a852d4fb3eac97.jpg?v=1791343658 2-Bromo-6-(methylthio)pyridine, 98.13%+ | 74134-42-2 2-Bromo-6-(methylthio)pyridine|CS-0042750|74134-42-2 https://www.jk-sci.com/products/ts246cs-0042769 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/459605.png?v=1791343633 Ethyl 3,4-difluorobenzoate, 98.39%+ | 144267-96-9 Ethyl 3,4-difluorobenzoate|CS-0042769|144267-96-9 https://www.jk-sci.com/products/ts246cs-0042773 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6caeacfc8c92c4b4efb25d1824912b9.jpg?v=1791343628 (3,5-Difluorophenyl)hydrazine hydrochloride, 97% | 502496-27-7 (3,5-Difluorophenyl)hydrazine hydrochloride|CS-0042773|502496-27-7 https://www.jk-sci.com/products/ts246cs-0042803 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/430db6d182d9592729990ee86f4325b8.jpg?v=1791343587 3-Chloro-4-(trifluoromethyl)pyridine, 97% | 81565-19-7 3-Chloro-4-(trifluoromethyl)pyridine|CS-0042803|81565-19-7 https://www.jk-sci.com/products/ts246cs-0042833 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/975affb1736b8e966ea2cd64e569b149.jpg?v=1791343553 Ethyl 3-oxo-2,3-dihydrofuro[2,3-b]pyridine-2-carboxylate, 95% | 1279893-97-8 Ethyl 3-oxo-2,3-dihydrofuro[2,3-b]pyridine-2-carboxylate|CS-0042833|1279893-97-8 https://www.jk-sci.com/products/ts246cs-0042818 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135691.png?v=1791343571 Methyl 3-cyano-5-nitrobenzoate, 95% | 99066-80-5 Methyl 3-cyano-5-nitrobenzoate|CS-0042818|99066-80-5 https://www.jk-sci.com/products/j5303892 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0bff5a78e156d385904e77974834877.jpg?v=1791419029 Na-Z-L-tryptophan N-hydroxysuccinimide ester, Assay ≥ 98% | 50305-28-7 Na-Z-L-tryptophan N-hydroxysuccinimide ester|03892|50305-28-7 https://www.jk-sci.com/products/ts246cs-0042888 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ff6533dc8bdd77c09fab2753900258a.jpg?v=1791343490 4-Methoxy-2,3-dihydro-1H-inden-1-amine hydrochloride, 98% | 41566-80-7 4-Methoxy-2,3-dihydro-1H-inden-1-amine hydrochloride|CS-0042888|41566-80-7 https://www.jk-sci.com/products/ts246cs-0042854 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79b68b2fc02913d620330ca260cf24e8.jpg?v=1791343524 Methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate, 97.39%+ | 7767-60-4 Methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate|CS-0042854|7767-60-4 https://www.jk-sci.com/products/ts246cs-0042898 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75a408939a4a850a01a5a321c6b22bcb.jpg?v=1791343474 (4-Chloronaphthalen-1-yl)boronic acid, 96% | 147102-97-4 (4-Chloronaphthalen-1-yl)boronic acid|CS-0042898|147102-97-4 https://www.jk-sci.com/products/ts246cs-0042880 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78eb8d01c1910f8751cabaaa27486f41.jpg?v=1791343494 4-Fluoropyrazolo[1,5-a]pyridine-3-carboxylic acid, 97% | 1352625-33-2 4-Fluoropyrazolo[1,5-a]pyridine-3-carboxylic acid|CS-0042880|1352625-33-2 https://www.jk-sci.com/products/ts246cs-0042917 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589626.png?v=1791343449 1-(4-Hydroxy-2-(trifluoromethyl)phenyl)ethanone, 99.28%+ | 220227-53-2 1-(4-Hydroxy-2-(trifluoromethyl)phenyl)ethanone|CS-0042917|220227-53-2 https://www.jk-sci.com/products/ts246cs-0042924 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8aa6b6a1cff28fa126ddb4bcd288af5.jpg?v=1791343436 Methyl 4-cyanobicyclo[2.2.2]octane-1-carboxylate, 96.00%+ | 54202-05-0 Methyl 4-cyanobicyclo[2.2.2]octane-1-carboxylate|CS-0042924|54202-05-0 https://www.jk-sci.com/products/ts246cs-0042911 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64ed532d8e149f8f614023e498e18869.jpg?v=1791343455 4-Chloro-6-hydroxyquinoline, 97% | 148018-29-5 4-Chloro-6-hydroxyquinoline|CS-0042911|148018-29-5 https://www.jk-sci.com/products/ts246cs-0042928 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/379610.png?v=1791343426 4-Nitrophenylglyoxal hydrate, 97.70%+ | 4996-22-9 4-Nitrophenylglyoxal hydrate|CS-0042928|4996-22-9 https://www.jk-sci.com/products/ts246cs-0042934 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a848e419e7be1850e97a4fd8894bf851.jpg?v=1791343422 4-Bromothiazole-2-carbonitrile, 98% | 1017781-52-0 4-Bromothiazole-2-carbonitrile|CS-0042934|1017781-52-0 https://www.jk-sci.com/products/s57c4x-14159 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109234_46e25b64-01a5-4938-a42e-c4aea710b7be.png?v=1791378664 Metoclopramide Impurity 9, Purity: 99.9% | 3813-27-2 Metoclopramide Impurity 9|C4X-14159|3813-27-2 https://www.jk-sci.com/products/s57c4x-14183 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07aab75903eeeb208760f6ca0e5f273e.jpg?v=1791378636 Promethazine EP Impurity C HCl, 97.40% | 60113-77-1 Promethazine EP Impurity C HCl|C4X-14183|60113-77-1 https://www.jk-sci.com/products/s57c4x-14203 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d6710909-88e6-4e26-9639-c516745da7a0.png?v=1791378621 Domperidone EP Impurity C, 93.50% Domperidone EP Impurity C|C4X-14203 https://www.jk-sci.com/products/s57c4x-14211 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fea961a4f55b76d142585ac9f3098a1.jpg?v=1791378608 Chlorpromazine EP Impurity A HCl, 90.50% | 316-07-4 Chlorpromazine EP Impurity A HCl|C4X-14211|316-07-4 https://www.jk-sci.com/products/s57c4x-142243 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f5b942cd22b2761171bc0553cf68d94.jpg?v=1791378541 Ethyl Ursodeoxycholate, 96.00% | 69519-36-4 Ethyl Ursodeoxycholate|C4X-142243|69519-36-4 https://www.jk-sci.com/products/s57c4x-14213 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437844_ce083793-72c8-4da9-ba4b-037d49e7063a.png?v=1791378588 Chlorpromazine EP Impurity C HCl, 93.50% | 53-60-1 Chlorpromazine EP Impurity C HCl|C4X-14213|53-60-1 https://www.jk-sci.com/products/s57c4x-142226 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13f5a1dd2b0ca993dba43057ca2e22e1.jpg?v=1791378563 Ursodeoxycholic acid impurity 26, Purity: 96.0% | 859-97-2 Ursodeoxycholic acid impurity 26|C4X-142226|859-97-2 https://www.jk-sci.com/products/s57c4x-14243 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c32684395f130c530405f5d152cb3d8d.jpg?v=1791378497 Diphenhydramine EP Impurity C HCl, 91.00% | 1808-12-4 Diphenhydramine EP Impurity C HCl|C4X-14243|1808-12-4 https://www.jk-sci.com/products/s57c4x-14261 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58137fc1e75659c9821ee9c209f5b431.jpg?v=1791378451 Loratadine EP Impurity A, 95.60% | 133284-74-9 Loratadine EP Impurity A|C4X-14261|133284-74-9 https://www.jk-sci.com/products/s57c4x-142268 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b99d44526be098a23b26428300446e5d.jpg?v=1791378514 Ursodeoxycholic Acid Impurity 68, 97.00% | 62797-60-8 Ursodeoxycholic Acid Impurity 68|C4X-142268|62797-60-8 https://www.jk-sci.com/products/s57c4x-142512 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/277556_6773aaf1-e5a7-4689-a47b-dc6749cff480.png?v=1791378476 Amiodarone Impurity 12, 96.10% | 4265-27-4 Amiodarone Impurity 12|C4X-142512|4265-27-4 https://www.jk-sci.com/products/s57c4x-142718 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/486856_151966fc-5f62-4a72-9931-1fed2e47f2c9.png?v=1791378413 Benserazide Impurity 18, 97.80% | 2144-08-3 Benserazide Impurity 18|C4X-142718|2144-08-3 https://www.jk-sci.com/products/s57c4x-1434 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/146177_b5b6275b-4dc2-4b50-a1aa-fe447988a42f.png?v=1791378325 Venlafaxine hydrochloride, 99.80% | 99300-78-4 Venlafaxine hydrochloride|C4X-1434|99300-78-4 https://www.jk-sci.com/products/s57c4x-14263 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d04c03ddde6a75e72c27f3fec73060e0.jpg?v=1791378435 Loratadine EP Impurity C, 97.70% | 165739-83-3 Loratadine EP Impurity C|C4X-14263|165739-83-3 https://www.jk-sci.com/products/s57c4x-14291 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bef3b5af91df2c6b6efc3d04f289c7c1.jpg?v=1791378397 Warfarin sodium EP Impurity A, Purity: 99.5% | 15156-56-6 Warfarin sodium EP Impurity A|C4X-14291|15156-56-6 https://www.jk-sci.com/products/s57c4x-14315 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540319_77e11492-f8fb-45a9-ad75-4926ca7991b6.png?v=1791378341 Glycopyrrolate Impurity 5, 97.90% | 3900-93-4 Glycopyrrolate Impurity 5|C4X-14315|3900-93-4 https://www.jk-sci.com/products/s57c4x-14307 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3fc1523c43a93ae963d53754f7194e7.jpg?v=1791378361 Desloratadine N-Hydroxy Impurity, 95.00% | 1193725-73-3 Desloratadine N-Hydroxy Impurity|C4X-14307|1193725-73-3 https://www.jk-sci.com/products/s57c4x-143018 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6435bcf4533257b697f4bd6668805dae.jpg?v=1791378376 Desloratadine EP Impurity A, 96.50% | 298220-99-2 Desloratadine EP Impurity A|C4X-143018|298220-99-2 https://www.jk-sci.com/products/s57c4x-143510 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87edb048a39186fa21bee959fdaacc56.jpg?v=1791378291 Galantamine EP Impurity F (ent-Galantamine) HBr, 97.00% | 1556014-63-1 Galantamine EP Impurity F (ent-Galantamine) HBr|C4X-143510|1556014-63-1 https://www.jk-sci.com/products/s57c4x-14356 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317147_08fdd5fc-049e-4379-bee9-a973cd3f441e.png?v=1791378272 Galantamine Impurity 6, 99.10% | 60755-80-8 Galantamine Impurity 6|C4X-14356|60755-80-8 https://www.jk-sci.com/products/s57c4x-14344 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9810583daef5385518dcd2ea62e1165b.jpg?v=1791378315 Venlafaxine EP Impurity D HCl, 98.20% | 93413-90-2 Venlafaxine EP Impurity D HCl|C4X-14344|93413-90-2 https://www.jk-sci.com/products/s57c4x-143732 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438ddb2ad6a6d8a2fa3864de65b58fca.jpg?v=1791378238 Betamethasone Enol Aldehyde Z Isomer, 98.20% | 52647-06-0 Betamethasone Enol Aldehyde Z Isomer|C4X-143732|52647-06-0 https://www.jk-sci.com/products/s57c4x-1437109 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f982bda4-fe00-436e-b70e-8b521afa7fa4.png?v=1791378255 Betamethasone Impurity 109, 95.40% Betamethasone Impurity 109|C4X-1437109 https://www.jk-sci.com/products/s57c4x-14387 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c90f01e2db989c9edfcfd0c5304ef1de.jpg?v=1791378211 Deferasirox Impurity 7, Purity: 99.9% | 201530-79-2 Deferasirox Impurity 7|C4X-14387|201530-79-2 https://www.jk-sci.com/products/s57c4x-143764 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d52034e1-57a5-4e99-9f57-97466396e1d7.png?v=1791378226 Betamethasone impurity 64, 96.30% Betamethasone impurity 64|C4X-143764 https://www.jk-sci.com/products/s57c4x-143911 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdb4f84fab1cecc2792f96caca2dd7dd.jpg?v=1791378203 rac-Dapoxetine HCL, 99.10% | 1071929-03-7 rac-Dapoxetine HCL|C4X-143911|1071929-03-7 https://www.jk-sci.com/products/s57c4x-143930 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_81f382df-29f1-44f8-b1ba-ad9b2735ffe5.png?v=1791378187 Dapoxetine Impurity 30, 95.00% Dapoxetine Impurity 30|C4X-143930 https://www.jk-sci.com/products/s57c4x-143920 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92683299fb639867c1524aefdee450f5.jpg?v=1791378192 Dapoxetine Impurity 20, 99.10% | 156453-50-8 Dapoxetine Impurity 20|C4X-143920|156453-50-8 https://www.jk-sci.com/products/s57c4x-143956 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_10833275-2b6a-4974-8a12-e651d843b488.png?v=1791378176 Dapoxetine Impurity 56, 96.90% Dapoxetine Impurity 56|C4X-143956 https://www.jk-sci.com/products/s57c4x-143975 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/400575_4c728167-a2c6-44cb-b87e-2ae4ab7ce7c1.png?v=1791378171 Dapoxetine Impurity 75, 90.70% | 2687-12-9 Dapoxetine Impurity 75|C4X-143975|2687-12-9 https://www.jk-sci.com/products/s57c4x-144310 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35e175deb7b730276dcc5d640f5d3c23.jpg?v=1791378152 Ampicillin EP Impurity J, 90.80% | 6489-58-3 Ampicillin EP Impurity J|C4X-144310|6489-58-3 https://www.jk-sci.com/products/s57c4x-14402 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4e2d74d19ace52262efd7747271ddd3.jpg?v=1791378165 Naphazoline EP Impurity B, 99.40% | 86-87-3 Naphazoline EP Impurity B|C4X-14402|86-87-3 https://www.jk-sci.com/products/s57c4x-144318 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dba0a31dc6aa2934f100229bfb0bc848.jpg?v=1791378146 Ampicillin EP Impurity C(Isomeric mixture 2), 94.60% | 49841-96-5 Ampicillin EP Impurity C(Isomeric mixture 2)|C4X-144318|49841-96-5 https://www.jk-sci.com/products/s57c4x-144327 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4c8e1604-050c-4440-9958-43265a73ee81.png?v=1791378138 Ampicillin Impurity 27 （Mixture of Diastereoisomer）, 91.40% Ampicillin Impurity 27 （Mixture of Diastereoisomer）|C4X-144327 https://www.jk-sci.com/products/s57c4x-14435 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e776ca5da60184d3b9e1da3e50107e5b.jpg?v=1791378135 Ampicillin EP Impurity E, 85.60% | 1207726-28-0 Ampicillin EP Impurity E|C4X-14435|1207726-28-0 https://www.jk-sci.com/products/s57c4x-14437 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb9d407e8fb72d31d615e820fd3697ac.jpg?v=1791378120 Ampicillin EP Impurity G, 94.00% | 31485-02-6 Ampicillin EP Impurity G|C4X-14437|31485-02-6 https://www.jk-sci.com/products/s57c4x-144410 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59d00649137551d8804461d3db8abb91.jpg?v=1791378111 Desfluoro Flurbiprofen Axetil (Mixture of Diastereomers), 97.30% | 1685278-08-3 Desfluoro Flurbiprofen Axetil (Mixture of Diastereomers)|C4X-144410|1685278-08-3 https://www.jk-sci.com/products/s57c4x-144416 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484292_0ce50ec0-4cbd-45af-b73c-e5b2b9a1907c.png?v=1791378107 Flurbiprofen Impurity 16, 98.20% | 52807-12-2 Flurbiprofen Impurity 16|C4X-144416|52807-12-2 https://www.jk-sci.com/products/s57c4x-144421 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b59e862ce957c261d1cfeb6f755b8dd0.jpg?v=1791378097 Flurbiprofen Impurity 21 (Mixture of Diastereomers), 85.80% | 124635-84-3 Flurbiprofen Impurity 21 (Mixture of Diastereomers)|C4X-144421|124635-84-3 https://www.jk-sci.com/products/s57c4x-144427 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_891da3e6-dace-4184-b9ff-93d1476cf4da.png?v=1791378090 Flurbiprofen Impurity 27, 99.80% Flurbiprofen Impurity 27|C4X-144427 https://www.jk-sci.com/products/s57c4x-144432 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df516fe8e0b40f2c379670a72b2040f6.jpg?v=1791378085 (R)-Flurbiprofen Axetil (Mixture of Diastereomers), Purity: 100.0% | 2375240-97-2 (R)-Flurbiprofen Axetil (Mixture of Diastereomers)|C4X-144432|2375240-97-2 https://www.jk-sci.com/products/s57c4x-144447 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f96af24838a10419e5c61e38498c7a93.jpg?v=1791378075 Flurbiprofen Impurity 47, 95.80% | 1912791-27-5 Flurbiprofen Impurity 47|C4X-144447|1912791-27-5 https://www.jk-sci.com/products/s57c4x-144451 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516208_88db6648-b3e9-418b-9566-a300b7b886f7.png?v=1791378057 2,4-Difluoroaniline, 93.00% | 367-25-9 2,4-Difluoroaniline|C4X-144451|367-25-9 https://www.jk-sci.com/products/s57c4x-14446 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/119393_4d615772-a249-47e4-ada8-b530c9523e13.png?v=1791378050 Flurbiprofen Axetil, 93.70% | 91503-79-6 Flurbiprofen Axetil|C4X-14446|91503-79-6 https://www.jk-sci.com/products/s57c4x-14447 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/739c2ac528ed23250312543f40378e33_d9fb1954-5c85-421e-92a8-ad0c8f0f2525.jpg?v=1791378045 Flurbiprofen EP Impurity A(Flurbiprofen Related Compound A), 96.40% | 6341-72-6 Flurbiprofen EP Impurity A(Flurbiprofen Related Compound A)|C4X-14447|6341-72-6 https://www.jk-sci.com/products/s57c4x-144487 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e04657a80876f1d8010051433b416f17_7c4cc7e7-0ddf-43f7-9d59-7355803bc563.jpg?v=1791378035 Flurbiprofen Impurity 87, 98.00% | 65487-32-3 Flurbiprofen Impurity 87|C4X-144487|65487-32-3 https://www.jk-sci.com/products/s57c4x-144510 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17ab4c5334c8970765b7287da960848d.jpg?v=1791378022 Tizanidine EP Impurity F, 95.50% | 1147548-85-3 Tizanidine EP Impurity F|C4X-144510|1147548-85-3 https://www.jk-sci.com/products/s57c4x-144529 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6fc92047-2b9d-44cc-81af-7ed8c15f118f.png?v=1791378014 Tizanidine impurity 29, Purity: 99.3% Tizanidine impurity 29|C4X-144529 https://www.jk-sci.com/products/s57c4x-14455 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308008_9a84bd9a-0fb0-4125-b999-75657f47f936.png?v=1791378008 Tizanidine EP Impurity E, Purity: 100.0% | 30536-19-7 Tizanidine EP Impurity E|C4X-14455|30536-19-7 https://www.jk-sci.com/products/s57c4x-14459 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87b68a280d116fc44b15460b5926579f.jpg?v=1791378001 Tizanidine Impurity 9, 91.90% | 51322-80-6 Tizanidine Impurity 9|C4X-14459|51322-80-6 https://www.jk-sci.com/products/s57c4x-144729 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97066620-699b-4640-be41-525b9f77efb0.png?v=1791377986 Fudosteine Impurity 29, 98.00% Fudosteine Impurity 29|C4X-144729 https://www.jk-sci.com/products/s57c4x-144720 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34c9ff4ac9e3f2095179ead52e42aefb.jpg?v=1791377993 Fudosteine Impurity 20, 98.40% | 1023971-10-9 Fudosteine Impurity 20|C4X-144720|1023971-10-9 https://www.jk-sci.com/products/s57c4x-144745 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74c57fd2949ed9725709f3864f232311.jpg?v=1791377976 Fudosteine Impurity 45, 99.90% | 1023971-15-4 Fudosteine Impurity 45|C4X-144745|1023971-15-4 https://www.jk-sci.com/products/s57c4x-145016 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07593067a72a5e2e844516f94b313332.jpg?v=1791377951 Iopamidol Impurity 16, 85.30% | 77697-86-0 Iopamidol Impurity 16|C4X-145016|77697-86-0 https://www.jk-sci.com/products/s57c4x-144783 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_436b5463-f750-4da3-b83b-fc63a6f6c8fb.png?v=1791377966 Fudosteine Impurity 83, 99.60% Fudosteine Impurity 83|C4X-144783 https://www.jk-sci.com/products/s57c4x-145518 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba7054457855b8666511b3e1d07b19e9.jpg?v=1791377944 Busulfan Impurity 18, 94.60% | 343928-18-7 Busulfan Impurity 18|C4X-145518|343928-18-7 https://www.jk-sci.com/products/s57c4x-14495 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55fd419f9a2bd1739e7673d730467bf4.jpg?v=1791377957 Gliclazide EP Impurity E, 98.10% | 1808087-53-7 Gliclazide EP Impurity E|C4X-14495|1808087-53-7 https://www.jk-sci.com/products/s57c4x-14555 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/706b7e7cda271c905cfaa5504da886d3.jpg?v=1791377934 Busulfan Impurity 5, 98.20% | 19859-00-8 Busulfan Impurity 5|C4X-14555|19859-00-8 https://www.jk-sci.com/products/s57c4x-14570 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97a8ec36-8dc7-47f1-b46f-04dafa6c8894.png?v=1791377927 Rifampicin Impurity R1, 73.00% Rifampicin Impurity R1|C4X-14570 https://www.jk-sci.com/products/s57c4x-14587 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65671dc83a49e9ece8ea6ec42dd3326e.jpg?v=1791377908 Allopurinol Impurity 7(Allopurinol Impurity F), 95.30% | 321571-07-7 Allopurinol Impurity 7(Allopurinol Impurity F)|C4X-14587|321571-07-7 https://www.jk-sci.com/products/s57c4x-14606 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4a0abd2c05c1aeb1a46dffcc8eafcae.jpg?v=1791377885 Alprazolam Impurity 6, Purity: 99.7% | 37945-07-6 Alprazolam Impurity 6|C4X-14606|37945-07-6 https://www.jk-sci.com/products/s57c4x-146013 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8569192ce25f2bc9adbe963d9a16bfe.jpg?v=1791377898 Alprazolam EP Impurity A, Purity: 99.8% | 27537-87-7 Alprazolam EP Impurity A|C4X-146013|27537-87-7 https://www.jk-sci.com/products/s57c4x-14582 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72992c3e0673c7f9f8707de07d721461.jpg?v=1791377921 Allopurinol EP Impurity B, 88.20% | 22407-20-1 Allopurinol EP Impurity B|C4X-14582|22407-20-1 https://www.jk-sci.com/products/s57c4x-14609 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36e37f5e6baba8df800a67839c1c4005.jpg?v=1791377889 Alprazolam Impurity 9, Purity: 99.9% | 17387-32-5 Alprazolam Impurity 9|C4X-14609|17387-32-5 https://www.jk-sci.com/products/s57c4x-14612 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9481c4dfadc4218e6b6fd8c81721afad.jpg?v=1791377879 Haloperidol EP Impurity B, 97.50% | 1391052-53-1 Haloperidol EP Impurity B|C4X-14612|1391052-53-1 https://www.jk-sci.com/products/s57c4x-14614 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba0d04627f43bd2a034191d5d62ba4bb.jpg?v=1791377875 Haloperidol EP Impurity D, 93.40% | 67987-08-0 Haloperidol EP Impurity D|C4X-14614|67987-08-0 https://www.jk-sci.com/products/s57c4x-14633 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e705fd42489dae18c722e53f1d86cf0e_0bd301a9-31b9-46dc-a383-8f4435a904ff.jpg?v=1791377870 Azathioprine EP Impurity C, Purity: 100.0% | 4897-25-0 Azathioprine EP Impurity C|C4X-14633|4897-25-0 https://www.jk-sci.com/products/s57c4x-14635 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac9c0e895c60eba1b24f4e6edf1e645c.jpg?v=1791377869 Azathioprine EP Impurity E Sodium Salt, 90.00% | 35681-68-6 Azathioprine EP Impurity E Sodium Salt|C4X-14635|35681-68-6 https://www.jk-sci.com/products/s57c4x-14652 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8432bd73d6c70d7a856a333399fba54.jpg?v=1791377864 Diazepam EP Impurity B, Purity: 99.4% | 6021-21-2 Diazepam EP Impurity B|C4X-14652|6021-21-2 https://www.jk-sci.com/products/s57c4x-14655 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dfd0e0c9f313db06d9cee4db41b75fe.jpg?v=1791377857 Diazepam EP Impurity E, Purity: 100.0% | 20927-53-1 Diazepam EP Impurity E|C4X-14655|20927-53-1 https://www.jk-sci.com/products/s57c4x-14658 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100063.png?v=1791377855 Diazepam Impurity 8, Purity: 99.6% | 784-38-3 Diazepam Impurity 8|C4X-14658|784-38-3 https://www.jk-sci.com/products/s57c4x-146712 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4812f8de-8bd3-4cb1-9183-654d00a2c354.png?v=1791377851 Phenylephrine Impurity 12, 98.30% Phenylephrine Impurity 12|C4X-146712 https://www.jk-sci.com/products/s57c4x-146715 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/683248b1ae08f0e14debecd29717d7af.jpg?v=1791377844 Phenylephrine 4,6-DMTQ Impurity(Peak-1), 99.60% | 23824-24-0 Phenylephrine 4,6-DMTQ Impurity(Peak-1)|C4X-146715|23824-24-0 https://www.jk-sci.com/products/s57c4x-146719 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6672818feaff9640ad01dc82dd319f9.jpg?v=1791377846 Phenylephrine Impurity 19, 91.10% | 915278-80-7 Phenylephrine Impurity 19|C4X-146719|915278-80-7 https://www.jk-sci.com/products/s57c4x-146740 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c5f4c570-0ba3-4a92-9c77-9bbedcededf8.png?v=1791377833 Phenylephrine Impurity 40 HCl, 87.20% Phenylephrine Impurity 40 HCl|C4X-146740 https://www.jk-sci.com/products/s57c4x-14673 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f021056df60d9a64fa797629195270c6.jpg?v=1791377839 Phenylephrine EP Impurity C HCl, 94.70% | 94240-17-2 Phenylephrine EP Impurity C HCl|C4X-14673|94240-17-2 https://www.jk-sci.com/products/s57c4x-14675 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95745942e195a814cd8e2d7d05b52862.jpg?v=1791377830 Phenylephrine EP Impurity E HCl, 99.50% | 71786-67-9 Phenylephrine EP Impurity E HCl|C4X-14675|71786-67-9 https://www.jk-sci.com/products/s57c4x-146758 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c18386fb0ec4113f4800d946d5e6d495.jpg?v=1791377827 Phenylephrine Impurity 58, 94.80% | 1007885-60-0 Phenylephrine Impurity 58|C4X-146758|1007885-60-0 https://www.jk-sci.com/products/s57c4x-146771 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d5ee1436-ab2e-4dad-a0cc-6f0a1c247ab5.png?v=1791377821 Phenylephrine Impurity 71, 96.30% Phenylephrine Impurity 71|C4X-146771 https://www.jk-sci.com/products/s57c4x-146777 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e3a730aa-eb38-443c-a6a8-37b6d4e05e77.png?v=1791377818 Phenylephrine Impurity 77, 98.50% Phenylephrine Impurity 77|C4X-146777 https://www.jk-sci.com/products/s57c4x-146811 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0d8942da0f9c72ee98ca6641cf39bc7.jpg?v=1791377809 Norfloxacin EP Impurity K(Hydrochloride), 92.10% | 74011-48-6 Norfloxacin EP Impurity K(Hydrochloride)|C4X-146811|74011-48-6 https://www.jk-sci.com/products/s57c4x-14681 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/131532_1f14f946-eae0-44e8-b801-698583bfbfaa.png?v=1791377814 Norfloxacin EP Impurity A, 99.10% | 68077-26-9 Norfloxacin EP Impurity A|C4X-14681|68077-26-9 https://www.jk-sci.com/products/s57c4x-146813 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b6581d54794479cf40a6372e0a8d553.jpg?v=1791377809 Norfloxacin EP Impurity H, 95.20% | 105440-01-5 Norfloxacin EP Impurity H|C4X-146813|105440-01-5 https://www.jk-sci.com/products/s57c4x-14682 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4125150b23ed63a3f6498d4a6431754.jpg?v=1791377803 Norfloxacin EP Impurity B(Hydrochloride), 96.40% | 1797116-86-9 Norfloxacin EP Impurity B(Hydrochloride)|C4X-14682|1797116-86-9 https://www.jk-sci.com/products/s57c4x-146826 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5045861b-1481-4cce-a603-2aec62779404.png?v=1791377798 Norfloxacin EP Impurity F HCl, 93.80% Norfloxacin EP Impurity F HCl|C4X-146826 https://www.jk-sci.com/products/s57c4x-146830 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a73b95753d2b8443fdc9b64bcfc09d7.jpg?v=1791377795 Norfloxacin Impurity 30 HCl, 94.20% | 54132-24-0 Norfloxacin Impurity 30 HCl|C4X-146830|54132-24-0 https://www.jk-sci.com/products/s57c4x-14684 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3792569b83e5a9f3f14a3e479fc6b10.jpg?v=1791377790 Norfloxacin EP Impurity D, 99.20% | 75001-82-0 Norfloxacin EP Impurity D|C4X-14684|75001-82-0 https://www.jk-sci.com/products/s57c4x-146852 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c5faa25846ba2e183d50e6df7856ed9.jpg?v=1791377787 Norfloxacin Impurity 52, 95.10% | 7251-32-3 Norfloxacin Impurity 52|C4X-146852|7251-32-3 https://www.jk-sci.com/products/s57c4x-146857 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_664bb371-eb32-467c-9eea-c1d51ed28379.png?v=1791377782 Norfloxacin Impurity 57, 98.90% Norfloxacin Impurity 57|C4X-146857 https://www.jk-sci.com/products/s57c4x-14686 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb90332052dcb85046ca51b67f3a7502.jpg?v=1791377778 Norfloxacin EP Impurity E(Hydrochloride), 91.00% | 75001-78-4 Norfloxacin EP Impurity E(Hydrochloride)|C4X-14686|75001-78-4 https://www.jk-sci.com/products/s57c4x-14691 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/602263_89dd650d-bc85-4fef-9bbb-776d0205eb4f.png?v=1791377769 Isoconazole EP Impurity A ( Miconazole EP Impurity A ), 100.00% | 24155-42-8 Isoconazole EP Impurity A ( Miconazole EP Impurity A )|C4X-14691|24155-42-8 https://www.jk-sci.com/products/s57c4x-14689 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7e68a9e9-dece-4e3b-a63b-1e5e8befe28e.png?v=1791377778 Norfloxacin EP Impurity I, 97.60% Norfloxacin EP Impurity I|C4X-14689 https://www.jk-sci.com/products/s57c4x-147010 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb52075ca751e0efc1e575ebafd31b15.jpg?v=1791377766 Indometacin EP Impurity J, 90.70% | 402849-25-6 Indometacin EP Impurity J|C4X-147010|402849-25-6 https://www.jk-sci.com/products/s57c4x-14702 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607523.png?v=1791377761 Indometacin EP Impurity B, Purity: 96.7% | 2882-15-7 Indometacin EP Impurity B|C4X-14702|2882-15-7 https://www.jk-sci.com/products/s57c4x-147021 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/572714418cd4896deee75970e485a1bf.jpg?v=1791377753 Indometacin Impurity 21, 96.50% | 71848-87-8 Indometacin Impurity 21|C4X-147021|71848-87-8 https://www.jk-sci.com/products/s57c4x-147043 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a13177f1-8368-4619-9292-025d68da0206.png?v=1791377746 Indometacin Impurity 43, 92.60% Indometacin Impurity 43|C4X-147043 https://www.jk-sci.com/products/s57c4x-147023 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_492e42fc-dc24-4354-9bfc-771f918456e2.png?v=1791377750 Indometacin Impurity 23, Purity: 99.7% Indometacin Impurity 23|C4X-147023 https://www.jk-sci.com/products/s57c4x-14711 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/244021.png?v=1791377741 Ketoprofen EP Impurity A, 95.10% | 66067-44-5 Ketoprofen EP Impurity A|C4X-14711|66067-44-5 https://www.jk-sci.com/products/s57c4x-147112 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433702.png?v=1791377733 Dexketoprofen, 99.70% | 22161-81-5 Dexketoprofen|C4X-147112|22161-81-5 https://www.jk-sci.com/products/s57c4x-1471101 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_92f31691-f246-4d70-ae31-56831b021269.png?v=1791377738 Ketoprofen Impurity 101, 90.90% Ketoprofen Impurity 101|C4X-1471101 https://www.jk-sci.com/products/s57c4x-147114 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26e258c5187fc6d506f015243ee87107.jpg?v=1791377733 Ketoprofen Impurity 14, Purity: 98.5% | 59960-32-6 Ketoprofen Impurity 14|C4X-147114|59960-32-6 https://www.jk-sci.com/products/s57c4x-147116 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ef048035-0483-42b1-b4e6-ffbf25723075.png?v=1791377723 Ketoprofen EP Impurity K（And Their Enantiomers）, 98.40% Ketoprofen EP Impurity K（And Their Enantiomers）|C4X-147116 https://www.jk-sci.com/products/s57c4x-14712 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296212.png?v=1791377724 Ketoprofen EP Impurity B, Purity: 99.4% | 22071-22-3 Ketoprofen EP Impurity B|C4X-14712|22071-22-3 https://www.jk-sci.com/products/s57c4x-147129 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8f09cc16-e3d8-4bfd-8e5a-2dc947c3e827.png?v=1791377713 Ketoprofen Impurity 29, 99.90% Ketoprofen Impurity 29|C4X-147129 https://www.jk-sci.com/products/s57c4x-147321 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0462be82031dac2b5c90a68f8e57715c_9cf5a43e-d3a3-44c2-bf3d-d22507d38824.jpg?v=1791377649 Propofol Impurity 21, 96.40% | 83237-15-4 Propofol Impurity 21|C4X-147321|83237-15-4 https://www.jk-sci.com/products/s57c4x-147140 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/080872b7e48576a97adf948f6ddaf317.jpg?v=1791377705 Ketoprofen Impurity 40, 99.50% | 47087-07-0 Ketoprofen Impurity 40|C4X-147140|47087-07-0 https://www.jk-sci.com/products/s57c4x-147310 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2972b8714de352a0e81ca40f855e8dc.jpg?v=1791377654 Propofol EP Impurity J(Propofol Related Compound B), 90.80% | 1988-11-0 Propofol EP Impurity J(Propofol Related Compound B)|C4X-147310|1988-11-0 https://www.jk-sci.com/products/s57c4x-147131 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369775.png?v=1791377711 Ketoprofen Impurity 31, 100.00% | 23323-37-7 Ketoprofen Impurity 31|C4X-147131|23323-37-7 https://www.jk-sci.com/products/s57c4x-14716 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536810_ce932719-6dcc-41f6-8462-5ae931f28c8a.png?v=1791377683 Ketoprofen EP Impurity F, 100.00% | 42872-30-0 Ketoprofen EP Impurity F|C4X-14716|42872-30-0 https://www.jk-sci.com/products/s57c4x-147192 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_07fe7742-c7e6-4714-8124-f6b6a48a3716.png?v=1791377671 Ketoprofen Impurity 92, 92.50% Ketoprofen Impurity 92|C4X-147192 https://www.jk-sci.com/products/s57c4x-14735 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f29c179e9840f18420a317c8c1cfd2ee.jpg?v=1791377643 Propofol EP Impurity E, 99.80% | 2416-95-7 Propofol EP Impurity E|C4X-14735|2416-95-7 https://www.jk-sci.com/products/s57c4x-147152 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2a3c73b7946c3b03cd58c65a0f3c1ea.jpg?v=1791377699 Ketoprofen Impurity 52, Purity: 99.6% | 144977-90-2 Ketoprofen Impurity 52|C4X-147152|144977-90-2 https://www.jk-sci.com/products/s57c4x-14718 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336355.png?v=1791377676 Ketoprofen EP Impurity H, 96.00% | 5689-33-8 Ketoprofen EP Impurity H|C4X-14718|5689-33-8 https://www.jk-sci.com/products/s57c4x-147421 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c7d69e88ea33f311880feee31442022.jpg?v=1791377605 Beclomethasone dipropionate EP Impurity V, 98.70% | 205105-83-5 Beclomethasone dipropionate EP Impurity V|C4X-147421|205105-83-5 https://www.jk-sci.com/products/s57c4x-147212 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb55e51f602006d0342464a2677b9d9a.jpg?v=1791377671 Ketoconazole N-Oxide (and enantiomer), 98.10% | 254912-65-7 Ketoconazole N-Oxide (and enantiomer)|C4X-147212|254912-65-7 https://www.jk-sci.com/products/s57c4x-147145 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8be3364e180f704ebd126e7089d31445.jpg?v=1791377699 Ketoprofen Impurity 45, Purity: 99.0% | 1272414-15-9 Ketoprofen Impurity 45|C4X-147145|1272414-15-9 https://www.jk-sci.com/products/s57c4x-147328 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34349deab1ca92505dddbde76149ba3e.jpg?v=1791377643 Propofol Impurity 28, 99.50% | 40388-51-0 Propofol Impurity 28|C4X-147328|40388-51-0 https://www.jk-sci.com/products/s57c4x-147410 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27905f73657b8bce4bb7286a05aade53.jpg?v=1791377631 Beclomethasone dipropionate EP Impurity J, 92.40% | 66917-44-0 Beclomethasone dipropionate EP Impurity J|C4X-147410|66917-44-0 https://www.jk-sci.com/products/s57c4x-14723 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1142475.png?v=1791377660 Ketoconazole EP Impurity C (and enantiomer), 95.50% | 83374-59-8 Ketoconazole EP Impurity C (and enantiomer)|C4X-14723|83374-59-8 https://www.jk-sci.com/products/s57c4x-147315 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbe64d37f00f1cf5df30b61d888ffc98_7a46a4a3-0abd-45f7-87f4-999c51da7041.jpg?v=1791377656 Propofol EP Impurity O, 92.00% | 74663-48-2 Propofol EP Impurity O|C4X-147315|74663-48-2 https://www.jk-sci.com/products/s57c4x-14739 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/550582_d6c4fb11-9df3-4c51-954e-c322abddcb8b.png?v=1791377632 Propofol EP Impurity I, 95.60% | 101-84-8 Propofol EP Impurity I|C4X-14739|101-84-8 https://www.jk-sci.com/products/s57c4x-147155 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1cba8215-6653-4429-b154-5ca8b5c20173.png?v=1791377689 Ketoprofen Impurity 55, 94.60% Ketoprofen Impurity 55|C4X-147155 https://www.jk-sci.com/products/s57c4x-14742 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/23ebfb4b83f715700f28e285eb1cfd5b.jpg?v=1791377608 Beclomethasone dipropionate EP Impurity B, 99.80% | 5534-08-7 Beclomethasone dipropionate EP Impurity B|C4X-14742|5534-08-7 https://www.jk-sci.com/products/s57c4x-147158 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0e63cad3-503b-410f-94b8-86b70f25210a.png?v=1791377686 Ketoprofen Impurity 58, Purity: 95.8% Ketoprofen Impurity 58|C4X-147158 https://www.jk-sci.com/products/s57c4x-147216 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/273473.png?v=1791377663 Ketoconazole Impurity 16, 99.80% | 2234-16-4 Ketoconazole Impurity 16|C4X-147216|2234-16-4 https://www.jk-sci.com/products/s57c4x-147412 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f4be6f71995ab959629970183318acc.jpg?v=1791377625 Beclometasone dipropionate EP Impurity L, 98.00% | 114371-33-4 Beclometasone dipropionate EP Impurity L|C4X-147412|114371-33-4 https://www.jk-sci.com/products/s57c4x-147415 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ddd3105050172054f18008e9854982ee.jpg?v=1791377619 Beclomethasone dipropionate EP Impurity O, 99.40% | 14527-61-8 Beclomethasone dipropionate EP Impurity O|C4X-147415|14527-61-8 https://www.jk-sci.com/products/s57c4x-14717 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75cacd5aec86d703b148e6b0b1838150.jpg?v=1791377679 Ketoprofen EP Impurity G, 100.00% | 5537-71-3 Ketoprofen EP Impurity G|C4X-14717|5537-71-3 https://www.jk-sci.com/products/s57c4x-147430 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8b27e0b3c11c4d395457c96c64615f3.jpg?v=1791377600 Beclomethasone dipropionate Impurity 30, 96.90% | 2758770-17-9 Beclomethasone dipropionate Impurity 30|C4X-147430|2758770-17-9 https://www.jk-sci.com/products/s57c4x-14744 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/828d23dff720e382081582f464a069a6.jpg?v=1791377598 Beclomethasone dipropionate EP Impurity D, 90.30% | 52092-14-5 Beclomethasone dipropionate EP Impurity D|C4X-14744|52092-14-5 https://www.jk-sci.com/products/s57c4x-14748 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/812879.png?v=1791377592 Beclomethasone dipropionate EP Impurity H, 98.20% | 5534-18-9 Beclomethasone dipropionate EP Impurity H|C4X-14748|5534-18-9 https://www.jk-sci.com/products/s57c4x-14751 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6200ec6236eeec18333a6771f871debd.jpg?v=1791377587 Naltrexone EP Impurity A, 87.10% | 1007856-83-8 Naltrexone EP Impurity A|C4X-14751|1007856-83-8 https://www.jk-sci.com/products/s57c4x-14753 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b97f777202b52edcec9d33e04d4f752.jpg?v=1791377580 Naltrexone EP Impurity C, 98.50% | 189016-90-8 Naltrexone EP Impurity C|C4X-14753|189016-90-8 https://www.jk-sci.com/products/s57c4x-147511 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/727b517d4c4f5c12d6f9579fcda90ca7.jpg?v=1791377585 Naltrexone Impurity 11, 92.90% | 123086-68-0 Naltrexone Impurity 11|C4X-147511|123086-68-0 https://www.jk-sci.com/products/s57c4x-14755 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/860adc7a33221c51edede0f080120d00.jpg?v=1791377577 Naltrexone EP Impurity E, 99.00% | 767615-69-0 Naltrexone EP Impurity E|C4X-14755|767615-69-0 https://www.jk-sci.com/products/s57c4x-147624 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01c66834effe1b627089d11f704c216b.jpg?v=1791377566 Lafutidine Impurity 24, Purity: 98.4% | 146270-02-2 Lafutidine Impurity 24|C4X-147624|146270-02-2 https://www.jk-sci.com/products/s57c4x-14757 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e67f2722-201f-4b7b-bcde-90b8c311e731.png?v=1791377572 Naltrexone EP Impurity G, 96.40% Naltrexone EP Impurity G|C4X-14757 https://www.jk-sci.com/products/s57c4x-14759 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bda66e46397fcac0ecdf96b11c4d183.jpg?v=1791377570 Naltrexone EP Impurity I, 97.60% | 96445-14-6 Naltrexone EP Impurity I|C4X-14759|96445-14-6 https://www.jk-sci.com/products/s57c4x-140015 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e7c67140f4ab4913ca5facad8db3021.jpg?v=1791378962 Indapamide EP Impurity C HCl, Purity: 99.0% | 31529-47-2 Indapamide EP Impurity C HCl|C4X-140015|31529-47-2 https://www.jk-sci.com/products/s57c4x-139620 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/813249_90bf01be-19f8-427c-9caa-d6f6b300cfad.png?v=1791379045 Azelastine Impurity 20, 94.60% | 47491-38-3 Azelastine Impurity 20|C4X-139620|47491-38-3 https://www.jk-sci.com/products/s57c4x-140243 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f49f2ba438a9d566a97ec1dd51accb28.jpg?v=1791378888 Furosemide Impurity 43, 92.10% | 2708280-93-5 Furosemide Impurity 43|C4X-140243|2708280-93-5 https://www.jk-sci.com/products/s57c4x-14081 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/506842_5fba8785-a656-41c6-866d-4ff3fd4265bd.png?v=1791378829 Aspirin Impurity A, 99.50% | 99-96-7 Aspirin Impurity A|C4X-14081|99-96-7 https://www.jk-sci.com/products/s57c4x-141316 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/221078_2fb108d8-e581-45e9-af1e-404bb934742f.png?v=1791378747 Ribavirin Impurity 16, Purity: 99.2% | 6034-68-0 Ribavirin Impurity 16|C4X-141316|6034-68-0 https://www.jk-sci.com/products/s57c4x-141557 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dca6125d-b37e-4283-90f8-431273e5442e.png?v=1791378677 Metoclopramide, Purity: 100.0% Metoclopramide|C4X-141557 https://www.jk-sci.com/products/s57c4x-14201 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479296_ba3532f5-d09a-4543-b3ec-0038b3fde1bd.png?v=1791378630 Domperidone EP Impurity A, 99.70% | 53786-28-0 Domperidone EP Impurity A|C4X-14201|53786-28-0 https://www.jk-sci.com/products/s57c4x-142118 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21e6648c574bb695b4879bd3583b7af9.jpg?v=1791378596 Chlorpromazine impurity 18 HCl, 94.00% | 15502-93-9 Chlorpromazine impurity 18 HCl|C4X-142118|15502-93-9 https://www.jk-sci.com/products/s57c4x-142283 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29fa05553223605c2dd1f426c8e3842f.jpg?v=1791378503 Ursodeoxycholic Acid impurity 83, 90.10% | 21066-20-6 Ursodeoxycholic Acid impurity 83|C4X-142283|21066-20-6 https://www.jk-sci.com/products/s57c4x-142236 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ac2449c3905c785ed4a7f9ea561220f.jpg?v=1791378554 Tauroursodeoxycholic-2,2,3,4,4-d5 Acid, Purity>95% | 1207294-25-4 Tauroursodeoxycholic-2,2,3,4,4-d5 Acid|C4X-142236|1207294-25-4 https://www.jk-sci.com/products/s57c4x-143114 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_de107617-8392-4c04-b966-9a331b41268d.png?v=1791378347 Glycopyrrolate-d5, 97.60% Glycopyrrolate-d5|C4X-143114 https://www.jk-sci.com/products/s57c4x-14267 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447454_a4714258-b01e-49c2-a341-739aaa751307.png?v=1791378423 Loratadine EP Impurity G, 98.50% | 38092-89-6 Loratadine EP Impurity G|C4X-14267|38092-89-6 https://www.jk-sci.com/products/s57c4x-14256 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367387_175b81a6-3cc0-44ca-bfff-db054250d6ab.png?v=1791378459 Amiodarone EP Impurity F, 97.90% | 147030-50-0 Amiodarone EP Impurity F|C4X-14256|147030-50-0 https://www.jk-sci.com/products/s57c4x-143014 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/400484b2a66527f9aea74d84d6e71291.jpg?v=1791378382 Desloratadine Related Compound A, 97.10% | 117796-50-6 Desloratadine Related Compound A|C4X-143014|117796-50-6 https://www.jk-sci.com/products/s57c4x-143420 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e18e4d7bc1707e07f92c4a2949cd12e.jpg?v=1791378321 Venlafaxine N-Oxide, 96.60% | 1094598-37-4 Venlafaxine N-Oxide|C4X-143420|1094598-37-4 https://www.jk-sci.com/products/s57c4x-14352 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/451106_1fc5afb2-34e9-466f-90ee-cae54bc958a3.png?v=1791378280 Galantamine EP Impurity B (epi-Galantamine), 99.00% | 1668-85-5 Galantamine EP Impurity B (epi-Galantamine)|C4X-14352|1668-85-5 https://www.jk-sci.com/products/s57c4x-143718 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b611268a291514b0ddb7c5cfaa50a79f.jpg?v=1791378249 Betamethasone Dipropionate EP Impurity G, 99.30% | 1186048-33-8 Betamethasone Dipropionate EP Impurity G|C4X-143718|1186048-33-8 https://www.jk-sci.com/products/s57c4x-14384 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adb6560f7bc8eed2f5e5670451ad7bce.jpg?v=1791378216 Deferasirox Impurity 4, 99.90% | 1218-69-5 Deferasirox Impurity 4|C4X-14384|1218-69-5 https://www.jk-sci.com/products/s57c4x-143915 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9cc79f06-4f30-404b-b502-af881cfa3cda.png?v=1791378198 Dapoxetine Impurity 15(Mixture of Z and E Isomers), 97.00% Dapoxetine Impurity 15(Mixture of Z and E Isomers)|C4X-143915 https://www.jk-sci.com/products/s57c4x-143948 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc1d4b004bbde462a2b4e6c29ef9c502.jpg?v=1791378184 Dapoxetine Impurity 48 (Contains ~1% BHT as stabilizer), 85.20% | 768-03-6 Dapoxetine Impurity 48 (Contains ~1% BHT as stabilizer)|C4X-143948|768-03-6 https://www.jk-sci.com/products/s57c4x-143996 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_68b9fc44-75cf-48f0-87e6-8d41c03b4134.png?v=1791378165 Dapoxetine Impurity 96, 98.20% Dapoxetine Impurity 96|C4X-143996 https://www.jk-sci.com/products/s57c4x-14434 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed989c3a6b770c49f1f99609366ff518.jpg?v=1791378131 Ampicillin EP Impurity D, 92.80% | 32746-94-4 Ampicillin EP Impurity D|C4X-14434|32746-94-4 https://www.jk-sci.com/products/s57c4x-14439 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f987b179959755d3f88531b267943adf.jpg?v=1791378115 Ampicillin EP Impurity I, 96.00% | 10001-82-8 Ampicillin EP Impurity I|C4X-14439|10001-82-8 https://www.jk-sci.com/products/s57c4x-144316 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f968dd2e-abfa-4b35-be25-408b7bb81e6a.png?v=1791378152 Ampicillin Impurity 16, 92.30% Ampicillin Impurity 16|C4X-144316 https://www.jk-sci.com/products/s57c4x-144418 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ac26a1e55a17ad70e6f0e7b2f2ad10f.jpg?v=1791378100 Flurbiprofen Impurity 18, 99.30% | 78543-06-3 Flurbiprofen Impurity 18|C4X-144418|78543-06-3 https://www.jk-sci.com/products/s57c4x-144449 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505100_097f9956-ea46-4d06-995f-fcef1fc0ca0c.png?v=1791378067 Diethyl methylmalonate, 99.10% | 609-08-5 Diethyl methylmalonate|C4X-144449|609-08-5 https://www.jk-sci.com/products/s57c4x-144430 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/362878_c96bbeeb-158d-4ecb-ac64-c825f72df8c6.png?v=1791378086 (R)-Flurbiprofen, 98.40% | 51543-40-9 (R)-Flurbiprofen|C4X-144430|51543-40-9 https://www.jk-sci.com/products/s57c4x-144462 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70969f77-56c8-463f-b391-564a6698e060.png?v=1791378045 Flurbiprofen Impurity 62, 91.90% Flurbiprofen Impurity 62|C4X-144462 https://www.jk-sci.com/products/s57c4x-144531 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9ab247fa-fceb-4e27-ae61-e3a5f828d2a5.png?v=1791378010 Tizanidine impurity 31, 94.50% Tizanidine impurity 31|C4X-144531 https://www.jk-sci.com/products/s57c4x-144492 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_421a77ea-25ca-425c-b801-407438b6ee2a.png?v=1791378028 Flurbiprofen Impurity 92, 99.40% Flurbiprofen Impurity 92|C4X-144492 https://www.jk-sci.com/products/s57c4x-144747 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b2680bce-51a1-46ec-93fb-c4c8a287e884.png?v=1791377970 (R,R)-Fudosteine Impurity 47, 97.50% (R,R)-Fudosteine Impurity 47|C4X-144747 https://www.jk-sci.com/products/s57c4x-145525 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2d15e7926608326366f60a82f18207e.jpg?v=1791377938 1-hydroxy-4-acetoxybutane, 92.90% | 35435-68-8 1-hydroxy-4-acetoxybutane|C4X-145525|35435-68-8 https://www.jk-sci.com/products/s57c4x-144730 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_59effead-3269-40e1-8dbd-98c240b5bdb1.png?v=1791377981 Fudosteine Impurity 30, 94.60% Fudosteine Impurity 30|C4X-144730 https://www.jk-sci.com/products/s57c4x-14464 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ef824f6d-cd16-4e4c-98bf-176c89068529.png?v=1791377995 Halometasone Impurity 4, 96.00% Halometasone Impurity 4|C4X-14464 https://www.jk-sci.com/products/s57c4x-14497 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b6b2dcc6-aee3-4fc6-899a-3ef70749275a.png?v=1791377955 Gliclazide EP Impurity G, 99.50% Gliclazide EP Impurity G|C4X-14497 https://www.jk-sci.com/products/s57c4x-14573 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_466fdbc9-f45d-4fed-85a7-bca9cab59029.png?v=1791377921 Medroxyprogesterone Acetate EP Impurity I, 95.40% Medroxyprogesterone Acetate EP Impurity I|C4X-14573 https://www.jk-sci.com/products/s57c4x-14605 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b9e4d0098a3ace49b1b176b6adf75f4.jpg?v=1791377891 Alprazolam Impurity 5, 92.40% | 5220-83-7 Alprazolam Impurity 5|C4X-14605|5220-83-7 https://www.jk-sci.com/products/s57c4x-14601 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406575_fb8f7e4b-20a3-41d4-928a-bc6e000e4b4b.png?v=1791377909 Alprazolam EP Impurity E, 99.50% | 719-59-5 Alprazolam EP Impurity E|C4X-14601|719-59-5 https://www.jk-sci.com/products/s57c4x-146118 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/510796_c7a639e5-6ed3-4b50-b38d-0a262cb636f4.png?v=1791377880 Haloperidol Impurity 18, 91.70% | 2823-19-0 Haloperidol Impurity 18|C4X-146118|2823-19-0 https://www.jk-sci.com/products/s57c4x-146322 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409544_8157c7c2-8114-4522-b7d5-3fb0f546e151.png?v=1791377874 6-Mercaptopurine Monohydrate, 97.50% | 6112-76-1 6-Mercaptopurine Monohydrate|C4X-146322|6112-76-1 https://www.jk-sci.com/products/s57c4x-14638 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/539577_9f0d6c30-9ff1-4ddd-93e7-3615dd0610bb.png?v=1791377863 Azathioprine Impurity 8, Purity: 97.6% | 50-66-8 Azathioprine Impurity 8|C4X-14638|50-66-8 https://www.jk-sci.com/products/s57c4x-14657 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522554_192ef098-7d8d-44db-af36-0a1bb5c3a4d5.png?v=1791377856 Diazepam Impurity 7, 98.70% | 28910-89-6 Diazepam Impurity 7|C4X-14657|28910-89-6 https://www.jk-sci.com/products/s57c4x-146714 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f16f75c345b91bd3f9f550830e11b8c.jpg?v=1791377851 Phenylephrine Impurity 14, 98.00% | 939-38-8 Phenylephrine Impurity 14|C4X-146714|939-38-8 https://www.jk-sci.com/products/s57c4x-146727 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f3b3ccf6a4d25a5adb41e2719576bcc.jpg?v=1791377838 Phenylephrine Related Compound G, 98.70% | 1094089-46-9 Phenylephrine Related Compound G|C4X-146727|1094089-46-9 https://www.jk-sci.com/products/s57c4x-146746 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/370780_ca798f32-642e-40b2-86e6-27ee6aaca48b.png?v=1791377831 Phenylephrine Impurity 46, 89.90% | 54-06-8 Phenylephrine Impurity 46|C4X-146746|54-06-8 https://www.jk-sci.com/products/s57c4x-146760 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222a0459977a21ae51aeafae10e48e04.jpg?v=1791377824 N-Nitroso Phenylephrine, 98.70% | 78658-64-7 N-Nitroso Phenylephrine|C4X-146760|78658-64-7 https://www.jk-sci.com/products/s57c4x-146778 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d86f3130-dcc1-412e-baf1-87b3b4aade09.png?v=1791377815 Phenylephrine Impurity 78, 99.60% Phenylephrine Impurity 78|C4X-146778 https://www.jk-sci.com/products/s57c4x-146812 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fedb249b311692518df185926ff8f19.jpg?v=1791377810 Norfloxacin Impurity 12, Purity: 99.5% | 75001-63-7 Norfloxacin Impurity 12|C4X-146812|75001-63-7 https://www.jk-sci.com/products/ts246cs-0042937 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bc712bf28b536d3c91261fed38a5fcf.jpg?v=1791343414 4-Bromo-5-methyl-3-nitro-1H-pyrazole, 98% | 70951-96-1 4-Bromo-5-methyl-3-nitro-1H-pyrazole|CS-0042937|70951-96-1 https://www.jk-sci.com/products/ts246cs-0042943 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/264502.png?v=1791343403 5-(4-Chlorophenyl)furan-2-carbaldehyde, 97.00%+ | 34035-03-5 5-(4-Chlorophenyl)furan-2-carbaldehyde|CS-0042943|34035-03-5 https://www.jk-sci.com/products/j5303920 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ae73eb662dd3d0d96e838d7208eec4c.jpg?v=1791418984 Fmoc-L-glutamic acid g-N-hydroxysuccinimide ester a-tert-butyl ester, Assay ≥ 97% | 200616-38-2 Fmoc-L-glutamic acid g-N-hydroxysuccinimide ester a-tert-butyl ester|03920|200616-38-2 https://www.jk-sci.com/products/j5304004 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fe50070858f506887b25f3e72ec8e6c.jpg?v=1791418879 Boc-DL-methionine, Purity by HPLC ≥ 99% | 93000-03-4 Boc-DL-methionine|04004|93000-03-4 https://www.jk-sci.com/products/j5303985 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e804bd0301842e96b821835f46d57e7c.jpg?v=1791418910 Boc-L-glutamic acid g-benzyl ester a-4-nitrophenyl ester, Purity by HPLC ≥ 98% | 7536-59-6 Boc-L-glutamic acid g-benzyl ester a-4-nitrophenyl ester|03985|7536-59-6 https://www.jk-sci.com/products/j5304025 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a80f52776b9e7313888583be7e73996.jpg?v=1791418856 Boc-L-tyrosine benzyl ester, Purity by HPLC ≥ 98% | 19391-35-6 Boc-L-tyrosine benzyl ester|04025|19391-35-6 https://www.jk-sci.com/products/j5303960 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0610a4ead32accbd305fedcbfd67c898.jpg?v=1791418943 Boc-D-aspartic acid b-9-fluorenylmethyl ester, Purity by HPLC ≥ 99% | 123417-19-6 Boc-D-aspartic acid b-9-fluorenylmethyl ester|03960|123417-19-6 https://www.jk-sci.com/products/ts246cs-0042955 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368771.png?v=1791343392 Methyl 5-fluoro-1H-indole-2-carboxylate, 98% | 167631-84-7 Methyl 5-fluoro-1H-indole-2-carboxylate|CS-0042955|167631-84-7 https://www.jk-sci.com/products/j5304052 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d2dc823953cd33e3687bebe22c29b79.jpg?v=1791418809 Boc-1-aminocyclopropane-1-carboxylic acid, Purity by HPLC ≥ 99% | 88950-64-5 Boc-1-aminocyclopropane-1-carboxylic acid|04052|88950-64-5 https://www.jk-sci.com/products/s57c4x-146825 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ff1709e4915cbeba0fbe7d497ec49e5.jpg?v=1791377799 N‐Nitrosonorfloxacin, 96.70% | 74011-53-3 N‐Nitrosonorfloxacin|C4X-146825|74011-53-3 https://www.jk-sci.com/products/ts246cs-0042962 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47133287692e25d938244a811a746388.jpg?v=1791343385 6-Chloro-1H-indole-5-carboxylic acid, 95.00%+ | 256935-86-1 6-Chloro-1H-indole-5-carboxylic acid|CS-0042962|256935-86-1 https://www.jk-sci.com/products/ts246cs-0042967 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/224851.png?v=1791343374 5-Methoxybenzo[d]thiazol-2-amine, 96% | 54346-87-1 5-Methoxybenzo[d]thiazol-2-amine|CS-0042967|54346-87-1 https://www.jk-sci.com/products/j5304083 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b1ed01dea8d4531c7a8b26716162ca8.jpg?v=1791418777 Boc-p-phenyl-D-phenylalanine, Purity by HPLC ≥ 99% | 128779-47-5 Boc-p-phenyl-D-phenylalanine|04083|128779-47-5 https://www.jk-sci.com/products/s57c4x-146833 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a2d40a98a9b2ed0a815c12728f4f345.jpg?v=1791377793 Norfloxacin Impurity 33, 75.10% | 916606-90-1 Norfloxacin Impurity 33|C4X-146833|916606-90-1 https://www.jk-sci.com/products/j5304097 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97419965d76ab219fd8d3983e515b46b.jpg?v=1791418747 Fmoc-2-chloro-D-phenylalanine, Purity ≥ 98% | 205526-22-3 Fmoc-2-chloro-D-phenylalanine|04097|205526-22-3 https://www.jk-sci.com/products/ts246cs-0042974 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06effe518a622b32b75dd22dcef9557a.jpg?v=1791343365 (5-(Methoxycarbonyl)-2-methylphenyl)boronic acid, 95% | 876189-18-3 (5-(Methoxycarbonyl)-2-methylphenyl)boronic acid|CS-0042974|876189-18-3 https://www.jk-sci.com/products/j5304105 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/defd48d7d5b80cb3ce3d29e538512b1c.jpg?v=1791418727 3-Cyano-D-phenylalanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 98% | 263396-43-6 3-Cyano-D-phenylalanine|04105|263396-43-6 https://www.jk-sci.com/products/ts246cs-0042979 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ae6963ab11da88b50d6b0aa45171d4a.jpg?v=1791343359 Methyl 5-chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylate, 98% | 1190321-49-3 Methyl 5-chloro-1H-pyrrolo[2,3-b]pyridine-3-carboxylate|CS-0042979|1190321-49-3 https://www.jk-sci.com/products/s57c4x-146853 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dbcee701174fa6124d6907bad4cd88a.jpg?v=1791377785 Norfloxacin Impurity 53, 99.50% | 70459-06-2 Norfloxacin Impurity 53|C4X-146853|70459-06-2 https://www.jk-sci.com/products/s57c4x-14687 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59bc5803edaa9adc4e6391b9c009f53b.jpg?v=1791377780 Norfloxacin EP Impurity G, 97.80% | 70459-04-0 Norfloxacin EP Impurity G|C4X-14687|70459-04-0 https://www.jk-sci.com/products/s57c4x-14693 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e8d08c4f2d5e5e48f5ac12da0cb13e4.jpg?v=1791377766 Isoconazole nitrate EP Impurity C, 98.70% | 22832-87-7 Isoconazole nitrate EP Impurity C|C4X-14693|22832-87-7 https://www.jk-sci.com/products/s57c4x-147020 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/936d7dca1022eaa3220cfa5a7a572a87.jpg?v=1791377755 Indometacin Impurity 20, 98.70% | 73301-01-6 Indometacin Impurity 20|C4X-147020|73301-01-6 https://www.jk-sci.com/products/s57c4x-147038 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1caaa0a6-66d5-4c76-984b-6a1ad18ec953.png?v=1791377748 Indometacin Impurity 38, Purity: 99.4% Indometacin Impurity 38|C4X-147038 https://www.jk-sci.com/products/s57c4x-147113 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bb146d316af646e7fc22db6377279e4.jpg?v=1791377731 Ketoprofen Impurity 13, 97.40% | 56105-81-8 Ketoprofen Impurity 13|C4X-147113|56105-81-8 https://www.jk-sci.com/products/s57c4x-147110 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11fd8ddfa929b4f41bf1d97ce436b8ae.jpg?v=1791377743 Ketoprofen EP Impurity J, 91.30% | 1785759-59-2 Ketoprofen EP Impurity J|C4X-147110|1785759-59-2 https://www.jk-sci.com/products/j5304117 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130d2c9bb5671eb7388e8a201c1b4843.jpg?v=1791418701 L-3,4-Difluorophenylalanine, Purity by HPLC ≥ 98% | 31105-90-5 L-3,4-Difluorophenylalanine|04117|31105-90-5 https://www.jk-sci.com/products/s57c4x-147117 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30b3c870459b9ee54d19a1b40879806b.jpg?v=1791377724 Ketoprofen EP Impurity L (Mixture of Enantiomer), 99.60% | 1797984-80-5 Ketoprofen EP Impurity L (Mixture of Enantiomer)|C4X-147117|1797984-80-5 https://www.jk-sci.com/products/ts246cs-0042988 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/275552.png?v=1791343342 1-(5-Chloro-1H-indol-3-yl)ethanone, 97% | 51843-24-4 1-(5-Chloro-1H-indol-3-yl)ethanone|CS-0042988|51843-24-4 https://www.jk-sci.com/products/j5304135 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cfc491fc65d1db420b748838b3a4a6a1.jpg?v=1791418672 2-Fluoro-D-phenylalanine, Purity by HPLC ≥ 99% | 97731-02-7 2-Fluoro-D-phenylalanine|04135|97731-02-7 https://www.jk-sci.com/products/s57c4x-14713 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20dc8a18363d96802ebbbe4ff452c0c3.jpg?v=1791377710 Ketoprofen EP Impurity C, 92.60% | 68432-95-1 Ketoprofen EP Impurity C|C4X-14713|68432-95-1 https://www.jk-sci.com/products/ts246cs-0043001 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c62c8a4cbc3f025c2b9c1960b8683893.jpg?v=1791343329 Ethyl benzo[d]thiazole-5-carboxylate, 98.95%+ | 103261-70-7 Ethyl benzo[d]thiazole-5-carboxylate|CS-0043001|103261-70-7 https://www.jk-sci.com/products/ts246cs-0043006 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107225.png?v=1791343324 5-Nitro-1H-indole-3-carbonitrile, 97.18%+ | 7147-14-0 5-Nitro-1H-indole-3-carbonitrile|CS-0043006|7147-14-0 https://www.jk-sci.com/products/s57c4x-147171 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56ceca0b410f55d0da80a12f82692d34.jpg?v=1791377677 Ketoprofen Impurity 71, 99.80% | 1853132-06-5 Ketoprofen Impurity 71|C4X-147171|1853132-06-5 https://www.jk-sci.com/products/s57c4x-147327 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/379810_5a300ca5-4ec1-487a-96e1-2617f3236331.png?v=1791377647 Propofol Impurity 27, 99.70% | 20170-32-5 Propofol Impurity 27|C4X-147327|20170-32-5 https://www.jk-sci.com/products/s57c4x-147144 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f378c34e02deb316b4bd0401dcc25a0.jpg?v=1791377704 Ketoprofen Impurity 44, Purity: 99.8% | 131019-17-5 Ketoprofen Impurity 44|C4X-147144|131019-17-5 https://www.jk-sci.com/products/ts246cs-0043016 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/132424.png?v=1791343307 5-Bromo-2-ethynylpyridine, 98% | 111770-86-6 5-Bromo-2-ethynylpyridine|CS-0043016|111770-86-6 https://www.jk-sci.com/products/s57c4x-147217 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398357_49677bbf-96c6-4bac-96fa-074a6a74dac4.png?v=1791377662 Ketoconazole Impurity 17, 99.70% | 67914-60-7 Ketoconazole Impurity 17|C4X-147217|67914-60-7 https://www.jk-sci.com/products/s57c4x-147419 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c63b1ac6bdd09ad495e87c0756f09bf8.jpg?v=1791377615 Beclometasone dipropionate EP Impurity S, 99.00% | 1709825-83-1 Beclometasone dipropionate EP Impurity S|C4X-147419|1709825-83-1 https://www.jk-sci.com/products/s57c4x-147195 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_01185f16-c96b-4d53-b888-41344b7e3179.png?v=1791377668 Ketoprofen Impurity 95, 98.00% Ketoprofen Impurity 95|C4X-147195 https://www.jk-sci.com/products/s57c4x-147314 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a263c192ebafdaa00a7987e9561bcd8.jpg?v=1791377655 Propofol EP Impurity N, 98.90% | 13423-73-9 Propofol EP Impurity N|C4X-147314|13423-73-9 https://www.jk-sci.com/products/s57c4x-147154 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_88563dbc-105f-461f-a1de-ff8eac4382eb.png?v=1791377693 Ketoprofen Impurity 54, Purity: 95.1% Ketoprofen Impurity 54|C4X-147154 https://www.jk-sci.com/products/s57c4x-147411 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7b6c6967c22c59ea0c5b97257b86f01.jpg?v=1791377626 Beclomethasone dipropionate EP Impurity N, 97.40% | 1204582-47-7 Beclomethasone dipropionate EP Impurity N|C4X-147411|1204582-47-7 https://www.jk-sci.com/products/ts246cs-0043013 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8539cfcd1f94347b30179fc20ba7e44c.jpg?v=1791343311 5-Bromo-2-(chloromethyl)pyridine, 97.00%+ | 168823-76-5 5-Bromo-2-(chloromethyl)pyridine|CS-0043013|168823-76-5 https://www.jk-sci.com/products/s57c4x-147159 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_afb55dd6-f8da-4570-8c5c-621104bebb1c.png?v=1791377684 Ketoprofen Impurity 59, Purity: 99.7% Ketoprofen Impurity 59|C4X-147159 https://www.jk-sci.com/products/s57c4x-14737 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69ce8eda2905e921c8b66b0e819587d5.jpg?v=1791377637 Propofol EP Impurity G(Propofol Related Compound C), 98.20% | 141214-18-8 Propofol EP Impurity G(Propofol Related Compound C)|C4X-14737|141214-18-8 https://www.jk-sci.com/products/s57c4x-14743 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c303307b-ce9c-471f-a63c-9f7898fb1200.png?v=1791377601 Beclomethasone dipropionate EP Impurity C, 98.60% Beclomethasone dipropionate EP Impurity C|C4X-14743 https://www.jk-sci.com/products/s57c4x-14746 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3455ba60ca9c82f13259679e4f86371.jpg?v=1791377593 Beclomethasone dipropionate EP Impurity F, 98.20% | 887130-69-0 Beclomethasone dipropionate EP Impurity F|C4X-14746|887130-69-0 https://www.jk-sci.com/products/s57c4x-14754 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09acbbbbce621e3fcd1eecb716ab9571.jpg?v=1791377581 Naltrexone EP Impurity D, 94.50% | 607732-61-6 Naltrexone EP Impurity D|C4X-14754|607732-61-6 https://www.jk-sci.com/products/s57c4x-147510 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/176f027506ccd29e2a121280d750ecf0.jpg?v=1791377585 Naltrexone EP Impurity J, 93.60% | 16617-07-5 Naltrexone EP Impurity J|C4X-147510|16617-07-5 https://www.jk-sci.com/products/ts246cs-0043041 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/099bbf9050edde6e6de09c86a4ff7ea4.jpg?v=1791343280 6-Methoxyindoline hydrochloride, 97.00%+ | 4770-41-6 6-Methoxyindoline hydrochloride|CS-0043041|4770-41-6 https://www.jk-sci.com/products/s57c4x-14758 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2b9d41db521404e42be2c751bd6f938.jpg?v=1791377571 Naltrexone EP Impurity H, 96.20% | 503090-99-1 Naltrexone EP Impurity H|C4X-14758|503090-99-1 https://www.jk-sci.com/products/s57c4x-14763 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4730ff7d123b817d4fe578df638182e2.jpg?v=1791377564 Lafutidine Impurity 3, 96.40% | 103922-84-5 Lafutidine Impurity 3|C4X-14763|103922-84-5 https://www.jk-sci.com/products/s57c4x-14766 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97c8236bea26969e824ef1d1576ae941.jpg?v=1791377561 Lafutidine (E)-Isomer, 98.70% | 206449-94-7 Lafutidine (E)-Isomer|C4X-14766|206449-94-7 https://www.jk-sci.com/products/s57c4x-148026 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/799954f609a7f15f5c44633eb1a7fff5.jpg?v=1791377553 Gentamicin C2b, 90.10% | 52093-21-7 Gentamicin C2b|C4X-148026|52093-21-7 https://www.jk-sci.com/products/s57c4x-14771 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21c91dafc5370df88710e58ec00fed5e.jpg?v=1791377558 Cefmenoxime Impurity 1, 96.30% | 184696-69-3 Cefmenoxime Impurity 1|C4X-14771|184696-69-3 https://www.jk-sci.com/products/s57c4x-1481 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494087.png?v=1791377549 Kanamycin, 96.60% | 59-01-8 Kanamycin|C4X-1481|59-01-8 https://www.jk-sci.com/products/s57c4x-148215 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b7582e2044393d9b0809a11e09675b6.jpg?v=1791377542 Bupivacaine Impurity 15, 97.30% | 2717331-30-9 Bupivacaine Impurity 15|C4X-148215|2717331-30-9 https://www.jk-sci.com/products/ts246cs-0042254 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91fe784d840d62d7e48920c1bd7bdf29.jpg?v=1791344040 2-Chloro-5-fluorobenzoxazole, 97% | 135533-78-7 2-Chloro-5-fluorobenzoxazole|CS-0042254|135533-78-7 https://www.jk-sci.com/products/s57c4x-148210 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/502584.png?v=1791377547 Levobupivacaine hydrochloride, 99.00% | 27262-48-2 Levobupivacaine hydrochloride|C4X-148210|27262-48-2 https://www.jk-sci.com/products/ts246cs-0042532 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea710c1f611e45b455311c2902869a73.jpg?v=1791343931 (2-Isopropoxypyrimidin-5-yl)boronic acid, 96% | 870521-32-7 (2-Isopropoxypyrimidin-5-yl)boronic acid|CS-0042532|870521-32-7 https://www.jk-sci.com/products/ts246cs-0042340 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513440.png?v=1791344010 2-Propynylurea, 99.74%+ | 5221-62-5 2-Propynylurea|CS-0042340|5221-62-5 https://www.jk-sci.com/products/ts246cs-0042500 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/429121_ba9b4f71-4ab0-44ed-9fff-30ba0e1db94c.png?v=1791343946 2-(6-Bromoimidazo[1,2-a]pyridin-2-yl)acetic acid, 95.00%+ | 59128-15-3 2-(6-Bromoimidazo[1,2-a]pyridin-2-yl)acetic acid|CS-0042500|59128-15-3 https://www.jk-sci.com/products/s57c4x-14822 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/112748.png?v=1791377537 Bupivacaine EP Impurity B, 99.90% | 15883-20-2 Bupivacaine EP Impurity B|C4X-14822|15883-20-2 https://www.jk-sci.com/products/ts246cs-0042392 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e9a60427391ef45b6ec5d529c33a270.jpg?v=1791343999 1-(4-Chlorobutyl)-4-fluorobenzene, 98.63%+ | 54540-58-8 1-(4-Chlorobutyl)-4-fluorobenzene|CS-0042392|54540-58-8 https://www.jk-sci.com/products/s57c4x-148228 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77320b80c9657fe478109430c3a62900.jpg?v=1791377530 Bupivacaine Impurity 28, 96.90% | 2125994-25-2 Bupivacaine Impurity 28|C4X-148228|2125994-25-2 https://www.jk-sci.com/products/s57c4x-148224 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3ab8e45a246fe76f3d26d7c0bfc8de67.jpg?v=1791377535 Bupivacaine EP Impurity B Hydrochloride, 98.30% | 65797-42-4 Bupivacaine EP Impurity B Hydrochloride|C4X-148224|65797-42-4 https://www.jk-sci.com/products/s57c4x-148232 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5d574bd15c2593864d3212781f1537a.jpg?v=1791377526 Bupivacaine Impurity 32, 98.80% | 2199805-25-7 Bupivacaine Impurity 32|C4X-148232|2199805-25-7 https://www.jk-sci.com/products/s57c4x-14825 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dee0012aed5f99d9114625aaa4d5e6df.jpg?v=1791377524 Bupivacaine EP Impurity E, 95.30% | 1330172-81-0 Bupivacaine EP Impurity E|C4X-14825|1330172-81-0 https://www.jk-sci.com/products/ts246cs-0042606 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8db07e11df74e69567e5d84f1d7006a.jpg?v=1791343831 Methyl 2-(2-fluoro-4-hydroxyphenyl)acetate, 97% | 91361-59-0 Methyl 2-(2-fluoro-4-hydroxyphenyl)acetate|CS-0042606|91361-59-0 https://www.jk-sci.com/products/ts246cs-0042560 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f180f6fefa1f6a4be33e17463ba762c.jpg?v=1791343891 (S)-Methyl morpholine-2-carboxylate hydrochloride, 95% | 1417789-45-7 (S)-Methyl morpholine-2-carboxylate hydrochloride|CS-0042560|1417789-45-7 https://www.jk-sci.com/products/ts246cs-0042587 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13737ff567a45490514d77ebde4a6cec.jpg?v=1791343851 Methyl 1-methyl-1H-indazole-5-carboxylate, 98% | 1092351-82-0 Methyl 1-methyl-1H-indazole-5-carboxylate|CS-0042587|1092351-82-0 https://www.jk-sci.com/products/ts246cs-0042646 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9f58cee9987e313927b7dfe9937f788_fa9a4e3a-ce49-4a4f-8297-05b0debad4d5.jpg?v=1791343793 2-(2,5-Dichlorophenyl)acetic acid, 98% | 5398-79-8 2-(2,5-Dichlorophenyl)acetic acid|CS-0042646|5398-79-8 https://www.jk-sci.com/products/s57c4x-14862 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/415322_e8509572-0bc8-471d-9a8a-89f6cb8e05bd.png?v=1791377517 Zolpidem Acid Impurity 2, Purity: 99.7% | 189005-44-5 Zolpidem Acid Impurity 2|C4X-14862|189005-44-5 https://www.jk-sci.com/products/s57c4x-14871 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ff6b1ccf055c26658f4e32c49950904.jpg?v=1791377515 Nimesulide EP Impurity A, 99.10% | 51765-56-1 Nimesulide EP Impurity A|C4X-14871|51765-56-1 https://www.jk-sci.com/products/s57c4x-14873 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/492390_dfeb866b-0cd0-4516-8975-c459433fbaca.png?v=1791377511 Nimesulide EP Impurity C, 99.10% | 2688-84-8 Nimesulide EP Impurity C|C4X-14873|2688-84-8 https://www.jk-sci.com/products/s57c4x-14875 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a110e8d7df30e05db368521f20b04ba1.jpg?v=1791377506 Nimesulide EP Impurity E, 98.30% | 905858-63-1 Nimesulide EP Impurity E|C4X-14875|905858-63-1 https://www.jk-sci.com/products/s57c4x-14877 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd64da5033db7355a12f551c2a7abd6c.jpg?v=1791377504 Nimesulide EP Impurity G, 99.00% | 70995-08-3 Nimesulide EP Impurity G|C4X-14877|70995-08-3 https://www.jk-sci.com/products/s57c4x-1488113 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_37706f19-4ac5-401d-8f13-6c721dfdd26a.png?v=1791377492 Loxoprofen Impurity 113, 99.90% Loxoprofen Impurity 113|C4X-1488113 https://www.jk-sci.com/products/s57c4x-1488103 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6b34330b-0bc1-48e0-a264-1ff5251d1c7a.png?v=1791377499 Loxoprofen impurity 103, 98.50% Loxoprofen impurity 103|C4X-1488103 https://www.jk-sci.com/products/s57c4x-148816 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_51c1c580-9273-4e34-9f0a-705c79b1aaff.png?v=1791377487 Loxoprofen Impurity 16 Sodium salt, 90.30% Loxoprofen Impurity 16 Sodium salt|C4X-148816 https://www.jk-sci.com/products/s57c4x-1488131 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8086ae90-01e5-4407-9514-1df8393443bd.png?v=1791377494 Loxoprofen Impurity 131, 99.30% Loxoprofen Impurity 131|C4X-1488131 https://www.jk-sci.com/products/s57c4x-148822 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff1ca288894db533c32ddf3c3c92419b.jpg?v=1791377481 Loxoprofen Impurity 22, 98.40% | 88416-60-8 Loxoprofen Impurity 22|C4X-148822|88416-60-8 https://www.jk-sci.com/products/s57c4x-148825 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c8c0f3484a4a4adf0c29004685d660c.jpg?v=1791377476 Loxoprofen Impurity 25, 94.80% | 1091621-63-4 Loxoprofen Impurity 25|C4X-148825|1091621-63-4 https://www.jk-sci.com/products/s57c4x-148820 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93a30ad3c77c0365d40c14b9843c7b35.jpg?v=1791377481 Loxoprofen Impurity 20, 98.10% | 83599-40-0 Loxoprofen Impurity 20|C4X-148820|83599-40-0 https://www.jk-sci.com/products/s57c4x-148828 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/995878e8f47aa8c69882430c7e97dffc.jpg?v=1791377471 Loxoprofen Impurity 28, 97.70% | 1823911-62-1 Loxoprofen Impurity 28|C4X-148828|1823911-62-1 https://www.jk-sci.com/products/s57c4x-14884 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2360361a-d689-4462-ada4-5688a2abc6b5.png?v=1791377458 Loxoprofen Impurity 4, 97.00% Loxoprofen Impurity 4|C4X-14884 https://www.jk-sci.com/products/s57c4x-148842 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8afd7c96-899b-4c66-9a1c-e5f18165bac1.png?v=1791377459 Loxoprofen Impurity 42, Purity: 73.0% Loxoprofen Impurity 42|C4X-148842 https://www.jk-sci.com/products/s57c4x-148831 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151ad1af4ef814f0c84b83e05dc8af37.jpg?v=1791377467 Loxoprofen Impurity 31, 99.10% | 371753-19-4 Loxoprofen Impurity 31|C4X-148831|371753-19-4 https://www.jk-sci.com/products/s57c4x-148836 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed418407670860eef329769da455d23a.jpg?v=1791377463 Loxoprofen Impurity 36, 91.70% | 639857-67-3 Loxoprofen Impurity 36|C4X-148836|639857-67-3 https://www.jk-sci.com/products/s57c4x-148850 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/517207.png?v=1791377453 Loxoprofen Impurity 50, 97.80% | 111128-12-2 Loxoprofen Impurity 50|C4X-148850|111128-12-2 https://www.jk-sci.com/products/s57c4x-148865 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccb5e0242109fb318c03591dc681f5a6.jpg?v=1791377448 Loxoprofen Impurity 65, Purity: 98.9% | 89878-71-7 Loxoprofen Impurity 65|C4X-148865|89878-71-7 https://www.jk-sci.com/products/ts246cs-0042665 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/210216_96b4843f-6a2d-4481-8783-260a25b26126.png?v=1791343778 Ethyl 2-(2-aminothiazol-4-yl)acetate, 98% | 53266-94-7 Ethyl 2-(2-aminothiazol-4-yl)acetate|CS-0042665|53266-94-7 https://www.jk-sci.com/products/s57c4x-148863 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248dc36d2bebb7356181f1bc76ab634b.jpg?v=1791377448 LoxLoxoprofen Impurity 63, 99.50% | 2172861-70-8 LoxLoxoprofen Impurity 63|C4X-148863|2172861-70-8 https://www.jk-sci.com/products/j5304142 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3e5b6ea4531391c2bd8b3061fb08a75.jpg?v=1791418654 Boc-3-fluoro-D-phenylalanine, Purity by HPLC ≥ 98% | 114873-11-9 Boc-3-fluoro-D-phenylalanine|04142|114873-11-9 https://www.jk-sci.com/products/s57c4x-148886 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e40dd98-e54d-4f83-a130-bc595dfaee23.png?v=1791377438 Loxoprofen impurity 86, 97.30% Loxoprofen impurity 86|C4X-148886 https://www.jk-sci.com/products/s57c4x-14887 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14fddb4c-8031-4de5-8e2e-32e3f883e8f3.png?v=1791377442 Loxoprofen Impurity 7, 99.30% Loxoprofen Impurity 7|C4X-14887 https://www.jk-sci.com/products/ts246cs-0042694 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/815592_06177bb4-038a-409a-9912-8c0b84a9fef5.png?v=1791343738 2-Methoxyquinoline-3-boronic acid, 98% | 886853-93-6 2-Methoxyquinoline-3-boronic acid|CS-0042694|886853-93-6 https://www.jk-sci.com/products/j5300838 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d2c5173852d8c2b210b1bb95d199948.jpg?v=1791422561 D-(+)-Galactosamine hydrochloride, Assay ≥ 98% | 1772-03-8 D-(+)-Galactosamine hydrochloride|00838|1772-03-8 https://www.jk-sci.com/products/j5321934 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fff6d16ac33b9e3f6d039b5553e10b96.jpg?v=1791407698 2-Thiouracil, Purity by HPLC ≥ 99% | 141-90-2 2-Thiouracil|21934|141-90-2 https://www.jk-sci.com/products/j5322822 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313ef8d7dff9d27ca994cb6b4a9504bc.jpg?v=1791407059 Pyrocatechol Violet, Assay ≥ 98% | 115-41-3 Pyrocatechol Violet|22822|115-41-3 https://www.jk-sci.com/products/j5329620 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122370bee48d5600bf6f3fb24afd7545.jpg?v=1791399250 (R,S)-Boc-3-amino-4,4,4-trifluoro-butyric acid, Purity by HPLC ≥ 99% | 1185296-42-7 (R,S)-Boc-3-amino-4,4,4-trifluoro-butyric acid|29620|1185296-42-7 https://www.jk-sci.com/products/j5322717 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bf5f4aac9d9aa10b7cdb1578e54611e.jpg?v=1791407230 Boc-4-aminomethyl-tetrahydropyran-4-carboxylic acid, Assay ≥ 97% | 946761-11-1 Boc-4-aminomethyl-tetrahydropyran-4-carboxylic acid|22717|946761-11-1 https://www.jk-sci.com/products/j5322034 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90dfa9acbc789c9bd4d45ca5b4f869c5.jpg?v=1791407542 Dibenzoyl-D-tartaric acid, Assay by titration ≥ 99% | 17026-42-5 Dibenzoyl-D-tartaric acid|22034|17026-42-5 https://www.jk-sci.com/products/j5301428 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6175cdfaca2a5137b3d9f1c947e2fae1.jpg?v=1791422017 N-Acetylneuraminic acid, Purity by HPLC ≥ 99% | 131-48-6 N-Acetylneuraminic acid|01428|131-48-6 https://www.jk-sci.com/products/j5302396 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcaad1efab03dc5ffe8dcf6130fbc924.jpg?v=1791420835 Fmoc-S-acetamidomethyl-L-cysteine, Purity by HPLC ≥ 98% | 86060-81-3 Fmoc-S-acetamidomethyl-L-cysteine|02396|86060-81-3 https://www.jk-sci.com/products/j5304153 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1d57da519daf5fe3b41567d74f48b89.jpg?v=1791418641 Fmoc-4-iodo-D-phenylalanine, Purity by HPLC ≥ 99% | 205526-29-0 Fmoc-4-iodo-D-phenylalanine|04153|205526-29-0 https://www.jk-sci.com/products/j5329664 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/852ee4444f4abd103f4b39efb2818970.jpg?v=1791399192 (2R,4S)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid, Purity by HPLC ≥ 99% | 1820570-42-0 (2R,4S)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid|29664|1820570-42-0 https://www.jk-sci.com/products/q8826-1001 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f78b14f29cfa4bc9960ff250a6dc415.jpg?v=1788905364 (S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldicyclohexylphosphine, min. 97% | 246231-77-6 (S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldicyclohexylphosphine, min. 97%|26-1001|246231-77-6 https://www.jk-sci.com/products/j5330256 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3aba498af33bb732a3ec6630bdd5bbbd.jpg?v=1791398308 Potassium chloride, Assay by titration ? 99.5% | 7447-40-7 Potassium chloride|30256|7447-40-7 https://www.jk-sci.com/products/j5329743 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15081c2f685742d59334a07353e25272.jpg?v=1791399063 Fmoc-D-Homoarg(Et)2-OH hydrochloride salt (symmetrical), Purity by HPLC ≥ 95% | 2098497-24-4 Fmoc-D-Homoarg(Et)2-OH hydrochloride salt (symmetrical)|29743|2098497-24-4 https://www.jk-sci.com/products/j5326873 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/320d3ffe62c45e83aa23502cbed45421.jpg?v=1791402416 2-Hydroxy-5-bromobenzaldehyde, Purity ≥ 98.5% | 1761-61-1 2-Hydroxy-5-bromobenzaldehyde|26873|1761-61-1 https://www.jk-sci.com/products/j5339047 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42abd92672511361e7b9c6049ec586d7.jpg?v=1791393065 Sodium oleate, Assay by titration ≥ 95% (on dried basis) | 143-19-1 Sodium oleate|39047|143-19-1 https://www.jk-sci.com/products/j5330109 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd95e71b9d1a881c7e29953345eb922e.jpg?v=1791398535 Sodium carbonate, Assay by titration ? 99.5% (dried basis) | 497-19-8 Sodium carbonate|30109|497-19-8 https://www.jk-sci.com/products/j5321953 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa4a501717faa2d38d685e19dc18d41a.jpg?v=1791407656 Flavone, Purity ≥ 99% | 525-82-6 Flavone|21953|525-82-6 https://www.jk-sci.com/products/j5300331 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c8d1285bac926b8c2f332462a01cc38.jpg?v=1791423101 L-Arginine hydrochloride, Assay by titration 98.5 - 101.5% | 1119-34-2 L-Arginine hydrochloride|00331|1119-34-2 https://www.jk-sci.com/products/j5300174 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508c1d88d6472a5f496e7196bcd861aa.jpg?v=1791423367 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, Assay by titration 99 - 101% | 7365-45-9 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid|00174|7365-45-9 https://www.jk-sci.com/products/j5300710 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d50a257f04557710018ffeaf776ddf8b.jpg?v=1791422710 DL-Phenylalanine, Assay by titration 98.5 - 101.5% | 150-30-1 DL-Phenylalanine|00710|150-30-1 https://www.jk-sci.com/products/j5327178 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc8c46a25edb9429ea41a092e9c6c286.jpg?v=1791401943 Suberic acid dimethyl ester, Purity by GC ≥ 99% | 1732-09-8 Suberic acid dimethyl ester|27178|1732-09-8 https://www.jk-sci.com/products/j5302895 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66bdbdc245f38d36be5ff9c308ea1564.jpg?v=1791420115 Boc-D-serine, Purity by HPLC ≥ 99% | 6368-20-3 Boc-D-serine|02895|6368-20-3 https://www.jk-sci.com/products/j5310547 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293a274bf4ed2fd934bf42b330139f0b.jpg?v=1791415144 1-Myristoyl-sn-glycero-3-phosphocholine | 20559-16-4 1-Myristoyl-sn-glycero-3-phosphocholine|10547|20559-16-4 https://www.jk-sci.com/products/j5329624 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2799e361a778ecebe5162416b1b22e27.jpg?v=1791399246 (S)-Boc-2-amino-3,3-dimethyl-pent-4-enoic acid, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 676629-90-6 (S)-Boc-2-amino-3,3-dimethyl-pent-4-enoic acid|29624|676629-90-6 https://www.jk-sci.com/products/ts246cs-0096700 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aea4d132d3adb0b495a2d880a462b0bf.jpg?v=1791325712 Thalidomide-4-Br, 95% | 2093536-12-8 Thalidomide-4-Br|CS-0096700|2093536-12-8 https://www.jk-sci.com/products/j5324480 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ab4369a4f8a26a62648d3a45ae4ebfd.jpg?v=1791405222 2-Mercaptobenzoic acid, Purity by HPLC ≥ 99% | 147-93-3 2-Mercaptobenzoic acid|24480|147-93-3 https://www.jk-sci.com/products/j5301427 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0edc569ff8e3e56a8d79635f04ab665.jpg?v=1791422016 N-Acetyl-D-glucosamine, Assay 98.0 - 102.0% (On dried basis) | 7512-17-6 N-Acetyl-D-glucosamine|01427|7512-17-6 https://www.jk-sci.com/products/j5300811 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e607ed75b678822193e33bd91bac122.jpg?v=1791422604 Sucrose | 57-50-1 Sucrose|00811|57-50-1 https://www.jk-sci.com/products/j5321878 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/058b8fd49d5f7b7dedd0638da17c4581.jpg?v=1791407795 Creatinine, Assay by titration 98.5 - 102.0% (Dried basis) | 60-27-5 Creatinine|21878|60-27-5 https://www.jk-sci.com/products/j5329693 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3914e8f7e8d0a24d9731b94d7c4113ca.jpg?v=1791399133 Fmoc-L-Homoarg(Et)2-OH hydrochloride salt (symmetrical), Purity by HPLC ≥ 97% | 1864003-26-8 Fmoc-L-Homoarg(Et)2-OH hydrochloride salt (symmetrical)|29693|1864003-26-8 https://www.jk-sci.com/products/j5300012 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8243947c04c59bceaaed45f3bf3dbb1e.jpg?v=1791423650 Adenosine-5'-monophosphate disodium salt, Assay ≥ 97% (On dry basis) || Purity by HPLC ≥ 98% | 4578-31-8 Adenosine-5'-monophosphate disodium salt|00012|4578-31-8 https://www.jk-sci.com/products/j5300737 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5400f8e8dfdb7e1753b010ebc728e27c.jpg?v=1791422693 PIPES disodium salt, Assay by titration ≥ 99% (Dried basis) | 76836-02-7 PIPES disodium salt|00737|76836-02-7 https://www.jk-sci.com/products/j5302416 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e20e69aed1d34ec98897d46a22e97d92.jpg?v=1791420806 Fmoc-glycine, Purity by HPLC ≥ 99% | 29022-11-5 Fmoc-glycine|02416|29022-11-5 https://www.jk-sci.com/products/j5333062 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db0d6140324997a344e54cdb352c0fbb.jpg?v=1791395791 DL-a-Tocopherol acetate, Assay 96 - 102% | 7695-91-2 DL-a-Tocopherol acetate|33062|7695-91-2 https://www.jk-sci.com/products/j5329663 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5eba9127a77ca7da6ba13d9247595891.jpg?v=1791399192 (2R,4R)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid, Purity by HPLC ≥ 99% | 1253790-74-7 (2R,4R)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid|29663|1253790-74-7 https://www.jk-sci.com/products/j5315278 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58a1e681875907f028524a08d8afb085.jpg?v=1791413119 (3-Pyridyl)-D-b-homoalanine dihydrochloride, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 98% | 269396-64-7 (3-Pyridyl)-D-b-homoalanine dihydrochloride|15278|269396-64-7 https://www.jk-sci.com/products/j5301319 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d22a5714efbf6da777b7d20d3a34ec1.jpg?v=1791422191 Sarcosine, Assay by titration ≥ 99% | 107-97-1 Sarcosine|01319|107-97-1 https://www.jk-sci.com/products/j5314461 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd3826d425582b65639a39335101f686.jpg?v=1791413651 (4R,5R)-Fmoc-4-amino-5-tert-butoxy-hexanoic acid, Purity by HPLC ≥ 98% (4R,5R)-Fmoc-4-amino-5-tert-butoxy-hexanoic acid|14461 https://www.jk-sci.com/products/j5335036 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_feb0b89c-ea39-47b4-9a5c-20a29f9ff207.png?v=1791394577 Wintergreen oil, Assay ≥ 99% (As Methyl Salicylate) | 68917-75-9 Wintergreen oil|35036|68917-75-9 https://www.jk-sci.com/products/j5301454 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84d4b5f549022fc6ce850fadd7e9c598.jpg?v=1791421978 b-Glycerophosphate disodium salt hydrate, Assay by titration ≥ 98% (Potentiometric) | 819-83-0 b-Glycerophosphate disodium salt hydrate|01454|819-83-0 https://www.jk-sci.com/products/j5307075 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e97bc0cd94d4c0d006b8a8e4793325d.jpg?v=1791416045 1-Aminocyclopropane-1-carboxylic acid, Assay by titration ≥ 98% | 22059-21-8 1-Aminocyclopropane-1-carboxylic acid|07075|22059-21-8 https://www.jk-sci.com/products/j5314472 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0400e0a5ed48734ede1ce2758491910.jpg?v=1791413631 Fmoc-3-amino-6-methyl-1-carboxymethyl-pyridin-2-one, Purity by HPLC ≥ 98% | 1076196-99-0 Fmoc-3-amino-6-methyl-1-carboxymethyl-pyridin-2-one|14472|1076196-99-0 https://www.jk-sci.com/products/j5307318 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f09b238935422c9f9d24300a0bd5775.jpg?v=1791415763 Fmoc-4-aminomethylphenylacetic acid, Purity by HPLC ≥ 98% | 176504-01-1 Fmoc-4-aminomethylphenylacetic acid|07318|176504-01-1 https://www.jk-sci.com/products/j5300304 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58521e60a22b9cf654cc1ef28b732f98.jpg?v=1791423142 L-Tyrosine, Assay ≥ 98% | 60-18-4 L-Tyrosine|00304|60-18-4 https://www.jk-sci.com/products/j5300105 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6415b298fa1ce1068e6f1b2fd41827e.jpg?v=1791423508 2'-Deoxycytidine hydrochloride, Purity by HPLC ≥ 99% | 3992-42-5 2'-Deoxycytidine hydrochloride|00105|3992-42-5 https://www.jk-sci.com/products/q8826-2400 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2647449a81fa359662e8d999f37364eb.jpg?v=1788905251 Iron disulfide (Iron pyrite), 95% | 12068-85-8 Iron disulfide (Iron pyrite), 95%|26-2400|12068-85-8 https://www.jk-sci.com/products/q8826-0956 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26de1f39beea8ee0170e832b47331294.jpg?v=1788905378 (R)-(+)-[(R)-2-Dicyclohexylphosphinoferrocenyl](N,N-dimethylamino)(2-dicyclohexylphosphinophenyl)methane, min. 97% | 1156547-61-3 (R)-(+)-[(R)-2-Dicyclohexylphosphinoferrocenyl](N,N-dimethylamino)(2-dicyclohexylphosphinophenyl)methane, min. 97%|26-0956|1156547-61-3 https://www.jk-sci.com/products/j5331103 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f423b7148b18b09ab41431118775c027.jpg?v=1791397351 Sodium hydrogen sulfate, anhydrous, Assay by titration ≥ 93% (wt% NaHSO4) | 7681-38-1 Sodium hydrogen sulfate, anhydrous|31103|7681-38-1 https://www.jk-sci.com/products/j5302107 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26ff406bbefc6e33d6090a07a3fc8740.jpg?v=1791421232 Citric acid, anhydrous | 77-92-9 Citric acid, anhydrous|02107|77-92-9 https://www.jk-sci.com/products/j5315892 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0e1addcf125d5229b8d338fa57a0056.jpg?v=1791412551 Boc-(R)-g-benzyl-L-proline, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 153074-95-4 Boc-(R)-g-benzyl-L-proline|15892|153074-95-4 https://www.jk-sci.com/products/j5322718 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38d9e5acb042056da44781486170b8e6.jpg?v=1791407228 Fmoc-4-aminomethyl-tetrahydropyran-4-carboxylic acid, Purity by HPLC ≥ 99% | 946716-29-6 Fmoc-4-aminomethyl-tetrahydropyran-4-carboxylic acid|22718|946716-29-6 https://www.jk-sci.com/products/j5321999 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e21d528525264a08d1989ad266545129.jpg?v=1791407585 Indole-6-carboxaldehyde, Purity by HPLC ≥ 98% | 1196-70-9 Indole-6-carboxaldehyde|21999|1196-70-9 https://www.jk-sci.com/products/j5300236 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80ec59025f09fea336a3221d290f035e.jpg?v=1791423248 L-Ornithine hydrochloride | 3184-13-2 L-Ornithine hydrochloride|00236|3184-13-2 https://www.jk-sci.com/products/j5332138 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00871c48feef394dbd4115c4022a7f7e.jpg?v=1791396330 Carboxymethyl cellulose sodium salt (n=approx. 500), Purity ≥ 99% | 9004-32-4 Carboxymethyl cellulose sodium salt (n=approx. 500)|32138|9004-32-4 https://www.jk-sci.com/products/j5301581 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/537139eb1904a6961f9b48c218c0de29.jpg?v=1791421785 4-Aminobenzoic acid sodium salt, Purity by HPLC ≥ 99% | 555-06-6 4-Aminobenzoic acid sodium salt|01581|555-06-6 https://www.jk-sci.com/products/q8826-1170 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7e9a37001e143c5fbd21334559e3903.jpg?v=1788905340 (S)-(+)-1-[(R)-2-(Di-2-furylphosphino)ferrocenyl]ethyldi-3,5-xylylphosphine, min. 97% | 649559-66-0 (S)-(+)-1-[(R)-2-(Di-2-furylphosphino)ferrocenyl]ethyldi-3,5-xylylphosphine, min. 97%|26-1170|649559-66-0 https://www.jk-sci.com/products/j5302022 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5073209801e5f163caf8e009d5be7342.jpg?v=1791421301 D-Raffinose pentahydrate, Purity by HPLC ≥ 98% | 17629-30-0 D-Raffinose pentahydrate|02022|17629-30-0 https://www.jk-sci.com/products/j5329698 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e52ca06bc12a564df4e03eaf47d56e71.jpg?v=1791399123 (S)-Fmoc-2-amino-4,4,4-trifluoro-butyric acid, Purity by HPLC ≥ 98% | 181128-48-3 (S)-Fmoc-2-amino-4,4,4-trifluoro-butyric acid|29698|181128-48-3 https://www.jk-sci.com/products/j5300015 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6d037d4d5a821a8fb27959d0adcd02e.jpg?v=1791423645 Adenosine-5'-triphosphate disodium salt trihydrate, Assay ≥ 98% | 51963-61-2 Adenosine-5'-triphosphate disodium salt trihydrate|00015|51963-61-2 https://www.jk-sci.com/products/j5324162 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c645adf4a3b4525e6c825ddcd600ab52.jpg?v=1791405525 Tyloxapol | 25301-02-4 Tyloxapol|24162|25301-02-4 https://www.jk-sci.com/products/j5301596 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e63a357f7b151e292fcaaeaad11feb4a.jpg?v=1791421764 7-Deoxycholic acid, Assay ≥ 98.5% | 83-44-3 7-Deoxycholic acid|01596|83-44-3 https://www.jk-sci.com/products/j5322805 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a672ee177f4c82fd2c6c720871a404c2.jpg?v=1791407089 1-Amino-2-naphthol-4-sulfonic acid, Assay ≥ 99% | 116-63-2 1-Amino-2-naphthol-4-sulfonic acid|22805|116-63-2 https://www.jk-sci.com/products/j5322761 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37db1727bd765811e6087b06cc75a735.jpg?v=1791407160 (2R,4S)-Boc-4-phenyl-pyrrolidine-2-carboxylic acid, Purity by HPLC ≥ 97% | 144069-70-5 (2R,4S)-Boc-4-phenyl-pyrrolidine-2-carboxylic acid|22761|144069-70-5 https://www.jk-sci.com/products/j5302431 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5817824e85e22c494282920e79094908.jpg?v=1791420779 Na-Fmoc-Ne-Boc-D-lysine, Purity by HPLC ≥ 99% | 92122-45-7 Na-Fmoc-Ne-Boc-D-lysine|02431|92122-45-7 https://www.jk-sci.com/products/q8842-1390 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64aa9ffb2d12ef59794e18da9b499d55.jpg?v=1790199182 Molybdenum(V) chloride, anhydrous, 99.6% | 10241-05-1 Molybdenum(V) chloride, anhydrous, 99.6%|42-1390|10241-05-1 https://www.jk-sci.com/products/j5332293 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f3f3a19fe39b92b4952836b428ae94d.jpg?v=1791396217 Sodium gluconate, Assay 98 - 102% | 527-07-1 Sodium gluconate|32293|527-07-1 https://www.jk-sci.com/products/q8819-1000 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/071c1617951c18f880bf09481c808348.jpg?v=1790199592 CALLERY? Potassium tert-amylate, 25% solution in toluene | 41233-93-6 CALLERY? Potassium tert-amylate, 25% solution in toluene|19-1000|41233-93-6 https://www.jk-sci.com/products/j5300165 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33dcd5ea26a6ff9a9b38902d29ce4db1.jpg?v=1791423389 Gly-Gly-OH, Assay by titration ≥ 99% | 556-50-3 Gly-Gly-OH|00165|556-50-3 https://www.jk-sci.com/products/ts246cs-0097098 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed2f693f8a16fa8ad2390b397638e8af_56fcc918-485e-47fe-a823-2a1d36cec9f6.jpg?v=1791325490 6-Chloro-3-fluoropicolinonitrile, 98% | 1207609-52-6 6-Chloro-3-fluoropicolinonitrile|CS-0097098|1207609-52-6 https://www.jk-sci.com/products/q8840-4046 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/070852cb5d7a2d430eeba15a1b0e26c4.jpg?v=1790199202 Zirconium(IV) chloride, sublimed grade (99.95+%-Zr) | 10026-11-6 Zirconium(IV) chloride, sublimed grade (99.95+%-Zr)|40-4046|10026-11-6 https://www.jk-sci.com/products/q8826-0650 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2c9071e79cf81d0c206a0c3ffd76df3.jpg?v=1788905403 (R)-(-)-1-{(S)-2-[Bis(4-trifluoromethylphenyl)phosphino]ferrocenyl}ethyl-di-t-butylphosphine, min. 97% | 246231-79-8 (R)-(-)-1-{(S)-2-[Bis(4-trifluoromethylphenyl)phosphino]ferrocenyl}ethyl-di-t-butylphosphine, min. 97%|26-0650|246231-79-8 https://www.jk-sci.com/products/s57c4x-148925 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ee706fd9347ee3c2fb2da6933d2841d.jpg?v=1791377428 Atropine EP Impurity B, 97.70% | 16839-98-8 Atropine EP Impurity B|C4X-148925|16839-98-8 https://www.jk-sci.com/products/q8893-2614 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7bf486d79cdcde99ea97378540e5d801.jpg?v=1790198104 Iron(III) nitrate nonahydrate, 98+% | 7782-61-8 Iron(III) nitrate nonahydrate, 98+%|93-2614|7782-61-8 https://www.jk-sci.com/products/j5324571 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7cb189a37e0e6643fe37a76270b32db.jpg?v=1791405080 Triphenylmethylphosphonium bromide, Assay by titration ≥ 99% | 1779-49-3 Triphenylmethylphosphonium bromide|24571|1779-49-3 https://www.jk-sci.com/products/q8811-0595 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/439a3017320cf50fbb832af7b3f76c33.jpg?v=1790200137 CALSELECT™ Sodium triacetoxyborohydride, min. 97% | 56553-60-7 CALSELECT™ Sodium triacetoxyborohydride, min. 97%|11-0595|56553-60-7 https://www.jk-sci.com/products/s57c4x-148911 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb642f8401711774ce3c40c89c949ca8.jpg?v=1791377433 Atropine Impurity 11, 92.70% | 13025-99-5 Atropine Impurity 11|C4X-148911|13025-99-5 https://www.jk-sci.com/products/s57c4x-14891 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ec51e276-5d3b-455f-90c9-1089e7106d5b.png?v=1791377438 Atropine EP Impurity D&E, 95.10% Atropine EP Impurity D&E|C4X-14891 https://www.jk-sci.com/products/s57c4x-148913 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/752ae074ccef0514c7db622a720ae8d0.jpg?v=1791377434 Atropine EP Impurity E(7-Hydroxyhyoscyamine), 96.00% | 949092-65-3 Atropine EP Impurity E(7-Hydroxyhyoscyamine)|C4X-148913|949092-65-3 https://www.jk-sci.com/products/q8874-0075 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a568de7971255ca136d6da3029cca37_a2ba9e58-7428-4adf-a1dc-d2f5b1b303dd.jpg?v=1788902346 Tungsten rod annealed (99.98%) | 7440-33-7 Tungsten rod annealed (99.98%)|74-0075|7440-33-7 https://www.jk-sci.com/products/q8893-1020 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/785b68bd93752e02c1f338bf6e4a7254_8e2bad16-2e76-48c2-9d45-39670a600c82.jpg?v=1790198522 Sodium (99.95%) (prescored ampoule) | 7440-23-5 Sodium (99.95%) (prescored ampoule)|93-1020|7440-23-5 https://www.jk-sci.com/products/q8893-2901 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/424049c0d74015a54b65ec64eb20d334.jpg?v=1790198035 Copper(II) acetate monohydrate, 98+% (ACS) | 6046-93-1 Copper(II) acetate monohydrate, 98+% (ACS)|93-2901|6046-93-1 https://www.jk-sci.com/products/a011004799 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d0c2f2fd1bff5ce92d9961d16dfa09c.jpg?v=1788933741 2-Methyl-5-nitrophenylboronic acid,pinacol ester, 98% | 957062-84-9 2-Methyl-5-nitrophenylboronic acid,pinacol ester, 98%|1004799|957062-84-9 https://www.jk-sci.com/products/q8893-2992 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fddb2cd6df6a1e8b999ae2f361177e2_e5509438-0350-4221-8df1-ea7f8c8ec50c.jpg?v=1788900162 Copper foil (99%) | 7440-50-8 Copper foil (99%)|93-2992|7440-50-8 https://www.jk-sci.com/products/q8893-1271 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3dc0ed5d73371cacd890dd7c719f10b.jpg?v=1790198431 i-Propylmagnesium chloride, 2-3M in ether | 1068-55-9 i-Propylmagnesium chloride, 2-3M in ether|93-1271|1068-55-9 https://www.jk-sci.com/products/q8874-2350 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94684efdc1da1d0598bcb2d83054a7db.jpg?v=1790198814 Tungsten(VI) chloride (99.9%-W) | 13283-01-7 Tungsten(VI) chloride (99.9%-W)|74-2350|13283-01-7 https://www.jk-sci.com/products/q8893-3736 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7266712ce3dda4dccb1962153acaf1e9_b4ae2f08-664c-46e2-827b-0ec583c0c726.jpg?v=1790197896 Rubidium (99.9+%) (prescored ampoule) | 7440-17-7 Rubidium (99.9+%) (prescored ampoule)|93-3736|7440-17-7 https://www.jk-sci.com/products/s57c4x-148918 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/583784.png?v=1791377428 Atropine Impurity 18, 96.50% | 532-24-1 Atropine Impurity 18|C4X-148918|532-24-1 https://www.jk-sci.com/products/s57c4x-148914 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fbd653be-0842-4dff-bc9c-53bba28d44b1.png?v=1791377432 Atropine EP Impurity D(6-hydroxyhyoscyamine), 94.40% Atropine EP Impurity D(6-hydroxyhyoscyamine)|C4X-148914 https://www.jk-sci.com/products/s57c4x-148927 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315393_09906670-5b56-4ec7-b73f-af2779cabcc4.png?v=1791377422 Tropic acid, 99.50% | 529-64-6 Tropic acid|C4X-148927|529-64-6 https://www.jk-sci.com/products/q8826-0975 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abb898584c6157c9484640f14a10a292.jpg?v=1788905366 (R)-(-)-1-[(S)-2-(Dicyclo­hexylphosphino)ferrocenyl]ethyldi-t-butylphosphine, min. 97% | 158923-11-6 (R)-(-)-1-[(S)-2-(Dicyclo­hexylphosphino)ferrocenyl]ethyldi-t-butylphosphine, min. 97%|26-0975|158923-11-6 https://www.jk-sci.com/products/q8832-0700 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5178cf1cddb6e23829b63b7f715f2c05.jpg?v=1790199287 Germanium(IV) chloride (99.9999%-Ge) PURATREM | 10038-98-9 Germanium(IV) chloride (99.9999%-Ge) PURATREM|32-0700|10038-98-9 https://www.jk-sci.com/products/q8893-1268 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e721837af8b7cebf33b0f6e18114b4a9.jpg?v=1790198431 Phenylmagnesium bromide, 3M in ether | 100-58-3 Phenylmagnesium bromide, 3M in ether|93-1268|100-58-3 https://www.jk-sci.com/products/q8872-7700 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556e4086927d8148b48eed5218d4f5bc.jpg?v=1790198836 Tetrabenzylhafnium, min. 97% | 31406-67-4 Tetrabenzylhafnium, min. 97%|72-7700|31406-67-4 https://www.jk-sci.com/products/q8893-1202 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b32c2a10dc15313b8121e1bd74846b24.jpg?v=1790198453 Benzylmagnesium chloride, 1-2 M in THF | 6921-34-2 Benzylmagnesium chloride, 1-2 M in THF|93-1202|6921-34-2 https://www.jk-sci.com/products/s57c4x-148924 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/102177.png?v=1791377427 Atropine EP Impurity A, 96.40% | 500-55-0 Atropine EP Impurity A|C4X-148924|500-55-0 https://www.jk-sci.com/products/s57c4x-148929 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/feb393f84b047515d2c1f4885d51df2f.jpg?v=1791377418 Atropine EP Impurity G ((R)-Isomer) ((R)-(-)-Littorine), 90.10% | 21956-47-8 Atropine EP Impurity G ((R)-Isomer) ((R)-(-)-Littorine)|C4X-148929|21956-47-8 https://www.jk-sci.com/products/s57c4x-148959 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bed31486ae90bfba91362469d87485ec.jpg?v=1791377418 Atropine Impurity 59, 99.40% | 2659259-66-0 Atropine Impurity 59|C4X-148959|2659259-66-0 https://www.jk-sci.com/products/s57c4x-148931 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02822c81-c255-4b49-b7c4-4bfcb6c3386e.png?v=1791377417 Atropine Impurity 31, 94.90% Atropine Impurity 31|C4X-148931 https://www.jk-sci.com/products/s57c4x-14897 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ac8758c5-012e-4d47-a527-273475fe86ec.png?v=1791377412 Atropine sulfate EP Impurity G, 99.20% Atropine sulfate EP Impurity G|C4X-14897 https://www.jk-sci.com/products/s57c4x-149228 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60e4e9e3a0ee4d0e4f66e8ac14792bd9.jpg?v=1791377408 Cefprozil (E)-Isomer monohydrate, Purity: 95.1% | 111900-24-4 Cefprozil (E)-Isomer monohydrate|C4X-149228|111900-24-4 https://www.jk-sci.com/products/j5304168 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0c80f599b124a57d5fd97899446a743.jpg?v=1791418620 Na-Fmoc-Nw-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine 4-alkoxybenzyl alcohol res, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.2 - 0.8 mmol/g Na-Fmoc-Nw-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine 4-alkoxybenzyl alcohol res|04168 https://www.jk-sci.com/products/s57c4x-149210 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ff27b7d1bd3b94b7f4ad24004256efa.jpg?v=1791377411 Cefprozil EP Impurity F, 94.50% | 107937-01-9 Cefprozil EP Impurity F|C4X-149210|107937-01-9 https://www.jk-sci.com/products/j5304228 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/529dd574672ded21072ac7d1d3067ac2.jpg?v=1791418562 Fmoc-L-aspartic acid b-tert-butyl ester 2-chlorotrityl resin (0.3 - 0.8 meq/g, 200 - 400 mesh), Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 0.8 mmol/g Fmoc-L-aspartic acid b-tert-butyl ester 2-chlorotrityl resin (0.3 - 0.8 meq/g, 200 - 400 mesh)|04228 https://www.jk-sci.com/products/s57c4x-14929 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_29285a5d-1c1c-49f1-9eb4-205fd7e58b29.png?v=1791377404 Cefprozil EP Impurity I, 91.60% Cefprozil EP Impurity I|C4X-14929 https://www.jk-sci.com/products/s57c4x-14924 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc374eb5857d3457f1f4d97999bb167d.jpg?v=1791377406 Cefprozil EP Impurity D, 94.10% | 106447-44-3 Cefprozil EP Impurity D|C4X-14924|106447-44-3 https://www.jk-sci.com/products/s57c4x-149214 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8d6db9e-c978-43cd-b76a-efb1ef676cff.png?v=1791377411 Cefprozil EP Impurity H, 87.70% Cefprozil EP Impurity H|C4X-149214 https://www.jk-sci.com/products/s57c4x-14932 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c409abf9935e242f0bfaf0fdb049c12.jpg?v=1791377400 Naloxone Hydrochloride EP Impurity B, 97.70% | 1352085-46-1 Naloxone Hydrochloride EP Impurity B|C4X-14932|1352085-46-1 https://www.jk-sci.com/products/s57c4x-149313 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143828.png?v=1791377401 Naloxone EP Impurity A, 89.10% | 33522-95-1 Naloxone EP Impurity A|C4X-149313|33522-95-1 https://www.jk-sci.com/products/s57c4x-14933 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d6e2285ef74d76852a144034d971aa8.jpg?v=1791377401 Naloxone Hydrochloride EP Impurity C, 92.20% | 2139253-68-0 Naloxone Hydrochloride EP Impurity C|C4X-14933|2139253-68-0 https://www.jk-sci.com/products/s57c4x-14936 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a555107417c46b460c7bf730de8e3f0.jpg?v=1791377395 Naloxone Hydrochloride EP Impurity F, 95.50% | 2139253-69-1 Naloxone Hydrochloride EP Impurity F|C4X-14936|2139253-69-1 https://www.jk-sci.com/products/s57c4x-1496 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/311143.png?v=1791377388 Timolol Maleate, 99.70% | 26921-17-5 Timolol Maleate|C4X-1496|26921-17-5 https://www.jk-sci.com/products/s57c4x-14937 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/905c47e212631c32b2cf9abdb4cb64eb.jpg?v=1791377390 Naloxone EP Impurity G, 98.90% | 70866-64-7 Naloxone EP Impurity G|C4X-14937|70866-64-7 https://www.jk-sci.com/products/j5304264 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfc38a33bb09c685d3ba0ea247569805.jpg?v=1791418539 Carboxypolystyrene, Mesh Size 100 - 200 mesh || Substitution (meq/g) 1.0 - 2.2 mmole/g Carboxypolystyrene|04264 https://www.jk-sci.com/products/s57c4x-14961 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e88d96cd37fef2ef12604b578e88d435.jpg?v=1791377389 Timolol EP Impurity A Maleate, 99.80% | 26839-77-0 Timolol EP Impurity A Maleate|C4X-14961|26839-77-0 https://www.jk-sci.com/products/s57c4x-14935 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6b8691cc59b1c1914bac82802f0e37a.jpg?v=1791377395 Naloxone Hydrochloride EP Impurity E, 90.10% | 211738-08-8 Naloxone Hydrochloride EP Impurity E|C4X-14935|211738-08-8 https://www.jk-sci.com/products/s57c4x-149611 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eee88903-f8a9-4e7b-8128-c5119f610438.png?v=1791377383 Timolol EP Impurity I, Purity: 98.7% Timolol EP Impurity I|C4X-149611 https://www.jk-sci.com/products/s57c4x-149610 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8bd13363-a19e-48dd-a1a9-1a46f4043ce9.png?v=1791377384 Timolol EP Impurity E Maleate, 88.90% Timolol EP Impurity E Maleate|C4X-149610 https://www.jk-sci.com/products/ts246cs-0042712 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/439857.png?v=1791343720 (2-Chloro-5-formylphenyl)boronic acid, 97.20%+ | 1150114-78-5 (2-Chloro-5-formylphenyl)boronic acid|CS-0042712|1150114-78-5 https://www.jk-sci.com/products/s57c4x-149612 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_94d49b3e-acdc-473c-9984-440cd1ea66ba.png?v=1791377383 Timolol EP Impurity J, 93.40% Timolol EP Impurity J|C4X-149612 https://www.jk-sci.com/products/ts246cs-0042730 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10c40972fcb2b5ad6e82616ec07c9c3b.jpg?v=1791343687 4-Fluorobenzo[d]thiazole-2(3H)-thione, 96% | 154327-24-9 4-Fluorobenzo[d]thiazole-2(3H)-thione|CS-0042730|154327-24-9 https://www.jk-sci.com/products/s57c4x-14962 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81c967fce46b4b95563141d96a80daaa.jpg?v=1791377379 Timolol EP Impurity B(Mixture of Enantiomers), 99.70% | 59697-06-2 Timolol EP Impurity B(Mixture of Enantiomers)|C4X-14962|59697-06-2 https://www.jk-sci.com/products/s57c4x-149620 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a6844a290095efc632f5ffef9f4df35.jpg?v=1791377377 rac-Timolol, Purity: 96.5% | 29023-48-1 rac-Timolol|C4X-149620|29023-48-1 https://www.jk-sci.com/products/s57c4x-149623 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7337ded6-9673-4e13-97ae-1e8479db69f4.png?v=1791377376 Timolol Impurity 23, 98.90% Timolol Impurity 23|C4X-149623 https://www.jk-sci.com/products/s57c4x-14963 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92f966807a2820571a0e63ff2427b2f0.jpg?v=1791377372 Timolol EP Impurity C Maleate, 97.40% | 610271-57-3 Timolol EP Impurity C Maleate|C4X-14963|610271-57-3 https://www.jk-sci.com/products/s57c4x-14964 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/582931.png?v=1791377374 Timolol EP Impurity D, 98.00% | 30165-97-0 Timolol EP Impurity D|C4X-14964|30165-97-0 https://www.jk-sci.com/products/s57c4x-14966 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/470204_a22f1cc7-3c85-44e4-87ba-c04396571b70.png?v=1791377371 Timolol EP Impurity F, 97.50% | 30165-96-9 Timolol EP Impurity F|C4X-14966|30165-96-9 https://www.jk-sci.com/products/s57c4x-14967 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155e58ab5d13c640eba2d53c94544ce4.jpg?v=1791377366 Timolol EP Impurity G, 97.90% | 75202-36-7 Timolol EP Impurity G|C4X-14967|75202-36-7 https://www.jk-sci.com/products/s57c4x-14968 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a3f9bf46f71cd5cf34e68be66a0101a.jpg?v=1791377366 Timolol EP Impurity H, 98.20% | 158636-97-6 Timolol EP Impurity H|C4X-14968|158636-97-6 https://www.jk-sci.com/products/s57c4x-14971 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5407de658c496f1ba6d27968f8989fb1.jpg?v=1791377366 Hydroxy Itraconazole (Mixture of Diastereomers), 94.20% | 112559-91-8 Hydroxy Itraconazole (Mixture of Diastereomers)|C4X-14971|112559-91-8 https://www.jk-sci.com/products/s57c4x-149711 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/271680.png?v=1791377361 Itraconazole EP Impurity A, 99.60% | 252964-68-4 Itraconazole EP Impurity A|C4X-149711|252964-68-4 https://www.jk-sci.com/products/s57c4x-14972 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc90a456799636b6ab9233150fdd860f.jpg?v=1791377360 Itraconazole EP Impurity B, Purity: 99.7% | 854372-77-3 Itraconazole EP Impurity B|C4X-14972|854372-77-3 https://www.jk-sci.com/products/s57c4x-14974 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35cd9f0cd736502eb0c8a95819d5fc98.jpg?v=1791377354 Itraconazole EP Impurity D, 92.00% | 89848-49-7 Itraconazole EP Impurity D|C4X-14974|89848-49-7 https://www.jk-sci.com/products/s57c4x-14973 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/682f6d5d248ac15900fb795271c942fd.jpg?v=1791377359 Itraconazole EP Impurity C, 96.90% | 74855-91-7 Itraconazole EP Impurity C|C4X-14973|74855-91-7 https://www.jk-sci.com/products/s57c4x-149764 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac38bb539d7378a6d94beafbf65774ce.jpg?v=1791377350 Itraconazole Impurity 64, 94.60% | 2570971-58-1 Itraconazole Impurity 64|C4X-149764|2570971-58-1 https://www.jk-sci.com/products/s57c4x-14975 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143630fd83bc669d22832640a54522ee.jpg?v=1791377350 Itraconazole EP Impurity E, 99.20% | 252964-65-1 Itraconazole EP Impurity E|C4X-14975|252964-65-1 https://www.jk-sci.com/products/s57c4x-149770 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_48caa683-11a0-4a7b-8404-bcb941249225.png?v=1791377343 Itraconazole Impurity 70, 93.20% Itraconazole Impurity 70|C4X-149770 https://www.jk-sci.com/products/s57c4x-149774 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b942a35c-90cb-4de4-b794-c29ed4b39812.png?v=1791377339 Itraconazole Impurity 74, 98.30% Itraconazole Impurity 74|C4X-149774 https://www.jk-sci.com/products/s57c4x-14977 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b138a895-4213-47c6-95fd-35056804927d.png?v=1791377345 Itraconazole EP Impurity G(Mixture of Enantiomers), 97.00% Itraconazole EP Impurity G(Mixture of Enantiomers)|C4X-14977 https://www.jk-sci.com/products/s57c4x-14981 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c9e212503164720694faab5768afdea2.jpg?v=1791377339 Tramadol EP Impurity B HCl, 90.40% | 66170-32-9 Tramadol EP Impurity B HCl|C4X-14981|66170-32-9 https://www.jk-sci.com/products/s57c4x-149773 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_81b91c01-f7fd-42cc-b1e4-13397ec83d82.png?v=1791377344 Itraconazole Impurity 73, 94.10% Itraconazole Impurity 73|C4X-149773 https://www.jk-sci.com/products/s57c4x-149816 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408881.png?v=1791377334 Tramadol EP Impurity D ( and Enantiomer), 98.60% | 80456-81-1 Tramadol EP Impurity D ( and Enantiomer)|C4X-149816|80456-81-1 https://www.jk-sci.com/products/s57c4x-14982 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/197f467717a89ff114355c4220a3a5eb.jpg?v=1791377335 Tramadol EP Impurity C HCl, 91.20% | 66170-31-8 Tramadol EP Impurity C HCl|C4X-14982|66170-31-8 https://www.jk-sci.com/products/s57c4x-14986 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247344.png?v=1791377333 Tramadol EP Impurity E HCl, 95.20% | 42036-65-7 Tramadol EP Impurity E HCl|C4X-14986|42036-65-7 https://www.jk-sci.com/products/s57c4x-14989 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf5a5466f74994e1d2be812cc2032c51.jpg?v=1791377328 Tramadol N-Oxide, 90.00% | 147441-56-3 Tramadol N-Oxide|C4X-14989|147441-56-3 https://www.jk-sci.com/products/s57c4x-149910 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7da4330206b06d55fb0e7f7337427d4d.jpg?v=1791377327 Orlistat USP RC E, Purity: 100.0% | 1072902-75-0 Orlistat USP RC E|C4X-149910|1072902-75-0 https://www.jk-sci.com/products/s57c4x-14991 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d9c9eda9-d0c1-46e9-a07d-9e14bf0481b7.png?v=1791377327 Orlistat Impurity 1, 85.20% Orlistat Impurity 1|C4X-14991 https://www.jk-sci.com/products/s57c4x-149911 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aefb9d1491fa35614a3854a9ea257b6b.jpg?v=1791377322 Orlistat Dihydropyranone Impurity, 98.80% | 130676-64-1 Orlistat Dihydropyranone Impurity|C4X-149911|130676-64-1 https://www.jk-sci.com/products/s57c4x-149912 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360374.png?v=1791377318 Orlistat Impurity 12, 98.90% | 72-40-2 Orlistat Impurity 12|C4X-149912|72-40-2 https://www.jk-sci.com/products/s57c4x-149913 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b488d5cda8251e8a28bc77b46db58b9.jpg?v=1791377316 Orlistat Impurity 13, 93.00% | 130676-66-3 Orlistat Impurity 13|C4X-149913|130676-66-3 https://www.jk-sci.com/products/s57c4x-14992 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/baa2503f83e40c718a568531c0f54208.jpg?v=1791377311 Orlistat Impurity 2, 88.00% | 104872-28-8 Orlistat Impurity 2|C4X-14992|104872-28-8 https://www.jk-sci.com/products/s57c4x-149914 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/807cc0e1ae9177715e5dace68a9bb1fc.jpg?v=1791377317 Orlistat Impurity 14, 99.40% | 130793-26-9 Orlistat Impurity 14|C4X-149914|130793-26-9 https://www.jk-sci.com/products/s57c4x-14994 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bddd82bc2681b6b59f62c9cb8a24dd9.jpg?v=1791377306 Orlistat USP RC D, 98.10% | 130793-27-0 Orlistat USP RC D|C4X-14994|130793-27-0 https://www.jk-sci.com/products/s57c4x-149929 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ffd70456dae5b22b0568eff9057548f6.jpg?v=1791377312 (R,R,R,R)-Orlistat, 91.30% | 104872-27-7 (R,R,R,R)-Orlistat|C4X-149929|104872-27-7 https://www.jk-sci.com/products/j5304277 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a9b2cf1047d4d13be9c2ce42979b816.jpg?v=1791418528 4-Amb-2-chlorotrityl resin, Substitution (meq/g) 0.30 meq/g 4-Amb-2-chlorotrityl resin|04277 https://www.jk-sci.com/products/s57c4x-14993 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35339212f3883da167fb1aa273d70247.jpg?v=1791377311 N-Formyl-L-leucine [S-(E)]-1-(2-Nonenyl)dodecyl Ester, 99.00% | 130676-63-0 N-Formyl-L-leucine [S-(E)]-1-(2-Nonenyl)dodecyl Ester|C4X-14993|130676-63-0 https://www.jk-sci.com/products/j5304303 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7acdcbf4af9e7598b2e07bf5c3360c0d.jpg?v=1791418485 1,4-Diaminobutane trityl resin, Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 0.8 meq/g 1,4-Diaminobutane trityl resin|04303 https://www.jk-sci.com/products/j5304326 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7c9e2c0f7a285f8e4eec4020e1a999f.jpg?v=1791418469 2,4-Dimethoxy-4'-hydroxybenzophenone, Purity by HPLC ≥ 98% | 41351-30-8 2,4-Dimethoxy-4'-hydroxybenzophenone|04326|41351-30-8 https://www.jk-sci.com/products/s57c4x-149941 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20c6e418cf23468fa9a2150bb39b4f1c.jpg?v=1791377305 Orlistat impurity 41, Purity: 99.4% | 68659-61-0 Orlistat impurity 41|C4X-149941|68659-61-0 https://www.jk-sci.com/products/s57c4x-14995 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/355601.png?v=1791377305 Orlistat Impurity 5, 100.00% | 791-28-6 Orlistat Impurity 5|C4X-14995|791-28-6 https://www.jk-sci.com/products/s57c4x-14996 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d125340c713ed2922782e367f514ca77.jpg?v=1791377300 Orlistat Impurity 6, 99.60% | 19740-72-8 Orlistat Impurity 6|C4X-14996|19740-72-8 https://www.jk-sci.com/products/s57c4x-14997 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/489934_14ec6173-eb48-4a72-bdb0-44dba78b3151.png?v=1791377299 Orlistat Impurity 7, 99.40% | 6113-61-7 Orlistat Impurity 7|C4X-14997|6113-61-7 https://www.jk-sci.com/products/s57c4x-150010 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6415994bdcdab87bb9ff4280bd5c2248.jpg?v=1791377294 Indacaterol Impurity 10, 98.70% | 312753-53-0 Indacaterol Impurity 10|C4X-150010|312753-53-0 https://www.jk-sci.com/products/s57c4x-150013 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb17ab46b0580d854b1037274a18de42.jpg?v=1791377294 Indacaterol Impurity 13, 94.80% | 68304-21-2 Indacaterol Impurity 13|C4X-150013|68304-21-2 https://www.jk-sci.com/products/s57c4x-150014 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c56faef4340db365501dc2d809c9412_a5f608b6-c1e9-489f-b8e3-d8a7a05c9439.jpg?v=1791377287 Indacaterol Impurity 14, 90.90% | 173140-90-4 Indacaterol Impurity 14|C4X-150014|173140-90-4 https://www.jk-sci.com/products/s57c4x-150020 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/afb91526dafa95027b60dff00671435d.jpg?v=1791377287 Indacaterol Impurity 20, 91.70% | 2250243-41-3 Indacaterol Impurity 20|C4X-150020|2250243-41-3 https://www.jk-sci.com/products/s57c4x-14998 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2e4fa67cb4fecf13edec7fc8f5f53dc.jpg?v=1791377300 Orlistat USP Related Compound (Orlistat open ring epimer), 95.70% | 130793-28-1 Orlistat USP Related Compound (Orlistat open ring epimer)|C4X-14998|130793-28-1 https://www.jk-sci.com/products/s57c4x-1500 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2e2e5deb7224fc64be1513cf6a2d30d.jpg?v=1791377294 Indacaterol Maleate, 99.30% | 753498-25-8 Indacaterol Maleate|C4X-1500|753498-25-8 https://www.jk-sci.com/products/s57c4x-150021 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b96b18ec53ef8ff6815f709e18e7251.jpg?v=1791377289 S-Indacaterol, 93.20% | 1235445-80-3 S-Indacaterol|C4X-150021|1235445-80-3 https://www.jk-sci.com/products/s57c4x-150022 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6e9a6cbff7cb421b7674ba1dac76484d.jpg?v=1791377281 Indacaterol Impurity 22, 97.40% | 2598-30-3 Indacaterol Impurity 22|C4X-150022|2598-30-3 https://www.jk-sci.com/products/s57c4x-150023 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf981a0eee40e6b725d6853b3cf1c877.jpg?v=1791377281 Indacaterol Impurity 23(and enantiomer), Purity: 99.7% | 94198-40-0 Indacaterol Impurity 23(and enantiomer)|C4X-150023|94198-40-0 https://www.jk-sci.com/products/s57c4x-15003 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b8d9812de933f2c5413b96151f2ab9d_aa75f0eb-b785-41bc-aaca-a2b6c64d6087.jpg?v=1791377281 Indacaterol Impurity 3, 98.70% | 530084-79-8 Indacaterol Impurity 3|C4X-15003|530084-79-8 https://www.jk-sci.com/products/s57c4x-15004 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294544_23772b22-f2a0-4fd9-82b1-8dcd0ba74238.png?v=1791377275 Indacaterol Impurity 4, 99.10% | 15450-76-7 Indacaterol Impurity 4|C4X-15004|15450-76-7 https://www.jk-sci.com/products/s57c4x-150043 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ad29a95d7c16ac42d9e2825e81bf846.jpg?v=1791377268 Indacaterol, 97.20% | 312753-06-3 Indacaterol|C4X-150043|312753-06-3 https://www.jk-sci.com/products/s57c4x-150050 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f2fabe6-acf0-472a-b840-9b4d3892c7af.png?v=1791377256 Indacaterol Impurity 50 HCl, 99.40% Indacaterol Impurity 50 HCl|C4X-150050 https://www.jk-sci.com/products/s57c4x-13717 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ff2dc2f6f0e644d77ced4440297083e_61906b2a-5f36-489b-856a-600abca9d47f.jpg?v=1791379443 Defluoro Levofloxacin（Levofloxacin EP Impurity D）, 96.40% | 117620-85-6 Defluoro Levofloxacin（Levofloxacin EP Impurity D）|C4X-13717|117620-85-6 https://www.jk-sci.com/products/s57c4x-150048 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a8cfe4aaa95e1e7bd42b64652aa7f72.jpg?v=1791377262 Indacaterol Impurity 48, 97.90% | 1384189-12-1 Indacaterol Impurity 48|C4X-150048|1384189-12-1 https://www.jk-sci.com/products/s57c4x-150058 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dcfc5811e394421c1ce8ad1891cca91_087b200c-3e98-4c32-902a-882ed355c9f1.jpg?v=1791377256 Indacaterol Impurity 23(and enantiomer) HCl, 96.00% | 62910-96-7 Indacaterol Impurity 23(and enantiomer) HCl|C4X-150058|62910-96-7 https://www.jk-sci.com/products/s57c4x-139913 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8ff16bb4d5a68ea3030f03bba0420df_53eda34f-af49-46e0-a155-cc6854187ac8.jpg?v=1791378993 Pantoprazole Impurity 13, Purity: 100.0% | 97963-75-2 Pantoprazole Impurity 13|C4X-139913|97963-75-2 https://www.jk-sci.com/products/s57c4x-150049 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bc5249ea-c86d-439f-b362-df7b798a7484.png?v=1791377256 Indacaterol Impurity 49, Purity: 99.6% Indacaterol Impurity 49|C4X-150049 https://www.jk-sci.com/products/s57c4x-140125 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9094a322f859a635aef49199e0b4791.jpg?v=1791378931 Hydrocortisone 21-Butyrate, Purity: 98.5% | 6677-99-2 Hydrocortisone 21-Butyrate|C4X-140125|6677-99-2 https://www.jk-sci.com/products/s57c4x-141513 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_df309434-241e-4924-a032-6c364d548d11.png?v=1791378709 etoclopramide Impurity 13, Purity: 98.8% etoclopramide Impurity 13|C4X-141513 https://www.jk-sci.com/products/s57c4x-14055 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f7255433cf8c7cf61af1ece778c201a.jpg?v=1791378858 Metronidazole EP Impurity E, 95.90% | 705-19-1 Metronidazole EP Impurity E|C4X-14055|705-19-1 https://www.jk-sci.com/products/s57c4x-14102 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c41c2f49ee17151c291ce75e11988e0_495bfb7e-e4da-4236-a02f-94a64988cea7.jpg?v=1791378790 Nifedipine EP Impurity B, 99.40% | 50428-14-3 Nifedipine EP Impurity B|C4X-14102|50428-14-3 https://www.jk-sci.com/products/s57c4x-14221 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531398_65b819e1-c4db-456f-972d-5f9f63f5907e.png?v=1791378579 Ursodeoxycholic Acid EP Impurity F, 99.60% | 4651-67-6 Ursodeoxycholic Acid EP Impurity F|C4X-14221|4651-67-6 https://www.jk-sci.com/products/s57c4x-141820 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/232d3ebf5c883eb5ae2d5e3aa02da1bb.jpg?v=1791378648 2-Aninyl Thiophenol, 99.30% | 16078-95-8 2-Aninyl Thiophenol|C4X-141820|16078-95-8 https://www.jk-sci.com/products/s57c4x-14205 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a14a559a8f1d6a7db1c716bc2f664bc6.jpg?v=1791378613 Domperidone EP Impurity E, 95.00% | 1346602-50-3 Domperidone EP Impurity E|C4X-14205|1346602-50-3 https://www.jk-sci.com/products/s57c4x-142249 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/497916_ed98f053-7725-408e-9329-6718be74bfdd.png?v=1791378526 Ursodeoxycholic acid impurity 49, Purity: 92.3% | 347841-46-7 Ursodeoxycholic acid impurity 49|C4X-142249|347841-46-7 https://www.jk-sci.com/products/s57c4x-14247 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16eecba720f8a347ac2c98e93c8f5da2.jpg?v=1791378485 N-Nitroso DesmethylDiphenhydramine, 94.50% | 55855-43-1 N-Nitroso DesmethylDiphenhydramine|C4X-14247|55855-43-1 https://www.jk-sci.com/products/s57c4x-14273 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c6cec59d1ea524e296301479a9247c7.jpg?v=1791378408 Benserazide EP Impurity C HCl, 91.40% | 1353749-74-2 Benserazide EP Impurity C HCl|C4X-14273|1353749-74-2 https://www.jk-sci.com/products/s57c4x-142615 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/813325_1a6d1f67-1d27-44d7-b9f9-c460f61b8d3d.png?v=1791378444 Loratadine Impurity 15, 95.10% | 133330-60-6 Loratadine Impurity 15|C4X-142615|133330-60-6 https://www.jk-sci.com/products/s57c4x-143035 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78b81114ef5c8af2e80ef9d2419f2eb2.jpg?v=1791378367 Desloratadine Impurity 35, Purity: 97.1% | 38092-88-5 Desloratadine Impurity 35|C4X-143035|38092-88-5 https://www.jk-sci.com/products/s57c4x-14323 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/113009_bc4b9fdb-8e79-4e01-a252-42603ed271e4.png?v=1791378336 Flumazenil EP Impurity C, 90.00% | 1188-33-6 Flumazenil EP Impurity C|C4X-14323|1188-33-6 https://www.jk-sci.com/products/s57c4x-14346 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b270e32d7999ce3987d4e06b18d1de19.jpg?v=1791378298 Venlafaxine EP Impurity F HCl, 92.20% | 93413-79-7 Venlafaxine EP Impurity F HCl|C4X-14346|93413-79-7 https://www.jk-sci.com/products/s57c4x-14362 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05a9e5c1e17f86432a9e8ca86d1b230a.jpg?v=1791378267 Cefuroxime Axetil EP Impurity B, 87.20% | 97232-96-7 Cefuroxime Axetil EP Impurity B|C4X-14362|97232-96-7 https://www.jk-sci.com/products/s57c4x-143746 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40c40437391a12c05fe15fac1b14f02d.jpg?v=1791378231 Betamethasone impurity 46, 98.80% | 2409521-73-7 Betamethasone impurity 46|C4X-143746|2409521-73-7 https://www.jk-sci.com/products/s57c4x-1439 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105394_dba362fa-0dfa-47cd-9fa5-913178e0f7d6.png?v=1791378206 Dapoxetine Hydrochloride, 96.30% | 129938-20-1 Dapoxetine Hydrochloride|C4X-1439|129938-20-1 https://www.jk-sci.com/products/s57c4x-143928 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/488735194ea4eb590207aa94cae0d1c2.jpg?v=1791378194 R-Dapoxetine Hydrochloride, 97.40% | 156453-51-9 R-Dapoxetine Hydrochloride|C4X-143928|156453-51-9 https://www.jk-sci.com/products/s57c4x-144322 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b614cf89f98dbac3c041724d260404ed.jpg?v=1791378141 Ampicillin Impurity 22, 91.90% | 4493-18-9 Ampicillin Impurity 22|C4X-144322|4493-18-9 https://www.jk-sci.com/products/s57c4x-1444132 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c7836401-4130-4ff9-b466-26da4a7fe004.png?v=1791378105 Flurbiprofen Impurity 132, 98.30% Flurbiprofen Impurity 132|C4X-1444132 https://www.jk-sci.com/products/s57c4x-143973 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_15a3753a-d295-443b-9454-3fbff30f2328.png?v=1791378176 Dapoxetine Impurity 73, 97.10% Dapoxetine Impurity 73|C4X-143973 https://www.jk-sci.com/products/s57c4x-14404 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f18b72cfc4903aba2fe7c80144aa8b3.jpg?v=1791378159 Naphazoline EP Impurity D, 97.10% | 22126-67-6 Naphazoline EP Impurity D|C4X-14404|22126-67-6 https://www.jk-sci.com/products/s57c4x-14436 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4a549ce9bdd1532605f7eb395e0c444.jpg?v=1791378125 Ampicillin EP Impurity F, 91.40% | 2197189-82-3 Ampicillin EP Impurity F|C4X-14436|2197189-82-3 https://www.jk-sci.com/products/s57c4x-144424 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4de7c2bf215aa595479a0f3858b3fd30.jpg?v=1791378096 Flurbiprofen Impurity 24, 99.70% | 66202-86-6 Flurbiprofen Impurity 24|C4X-144424|66202-86-6 https://www.jk-sci.com/products/s57c4x-144455 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/efb6996c1594a7e500a619f61f863af0.jpg?v=1791378057 Flurbiprofen Impurity 55, 89.00% | 42771-82-4 Flurbiprofen Impurity 55|C4X-144455|42771-82-4 https://www.jk-sci.com/products/s57c4x-144476 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_823aa109-1de1-4333-b7d6-c17a338ce8ec.png?v=1791378034 Flurbiprofen Impurity 76, 98.40% Flurbiprofen Impurity 76|C4X-144476 https://www.jk-sci.com/products/s57c4x-14444 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9eb1ed4a0fdb828a3bd44e3babf1058a.jpg?v=1791378081 Flurbiprofen EP Impurity D, 94.20% | 42771-79-9 Flurbiprofen EP Impurity D|C4X-14444|42771-79-9 https://www.jk-sci.com/products/s57c4x-14452 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe2dbd5b76cf5ea6f20e3e0b8cd3b3c7.jpg?v=1791378019 Tizanidine EP Impurity B, 93.20% | 51323-05-8 Tizanidine EP Impurity B|C4X-14452|51323-05-8 https://www.jk-sci.com/products/s57c4x-14569 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e6f3ee6f-2c82-4d83-85b1-b03902ca0edf.png?v=1791377933 Rifampicin Impurity 9, 85.10% Rifampicin Impurity 9|C4X-14569 https://www.jk-sci.com/products/s57c4x-144722 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454a41d458f91f80d480e6fc86e7261d.jpg?v=1791377989 Fudosteine Impurity 22, 96.30% | 1480319-53-6 Fudosteine Impurity 22|C4X-144722|1480319-53-6 https://www.jk-sci.com/products/s57c4x-14457 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452266_fa28446b-6d4d-434d-be80-26c4746e981d.png?v=1791378002 Tizanidine Impurity 7, 99.20% | 5391-39-9 Tizanidine Impurity 7|C4X-14457|5391-39-9 https://www.jk-sci.com/products/s57c4x-144738 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f6fea47a-da14-43a6-a4db-4c40f9513834.png?v=1791377976 Fudosteine Impurity 38, Purity: 95.9% Fudosteine Impurity 38|C4X-144738 https://www.jk-sci.com/products/s57c4x-14491 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/400335_cebd927e-16d4-48a7-a7b2-686cb637d6ad.png?v=1791377962 Gliclazide EP Impurity A, 99.30% | 70-55-3 Gliclazide EP Impurity A|C4X-14491|70-55-3 https://www.jk-sci.com/products/s57c4x-14507 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0e85f1fd15e9e721eca47292518f027.jpg?v=1791377944 Iopamidol EP Impurity G, 96.10% | 1869069-72-6 Iopamidol EP Impurity G|C4X-14507|1869069-72-6 https://www.jk-sci.com/products/s57c4x-14584 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/453582_2366587c-7e60-4b2c-af3f-282ce61f51dc.png?v=1791377916 Allopurinol EP Impurity D, 98.80% | 6994-25-8 Allopurinol EP Impurity D|C4X-14584|6994-25-8 https://www.jk-sci.com/products/s57c4x-146020 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bba1a9c2e9db24ff9183785fa4bf89a.jpg?v=1791377897 Alprazolam Impurity 20, Purity: 99.8% | 26381-66-8 Alprazolam Impurity 20|C4X-146020|26381-66-8 https://www.jk-sci.com/products/s57c4x-146124 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/417836_3a8d4336-0cef-495d-be37-0da04ca3eb2e.png?v=1791377876 Haloperidol impurity 24, Purity: 97.4% | 3110-52-9 Haloperidol impurity 24|C4X-146124|3110-52-9 https://www.jk-sci.com/products/s57c4x-14607 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22ac73a4c700068c24e9948a3ba6e9fc.jpg?v=1791377886 Alprazolam Impurity 7, Purity: 99.6% | 448950-89-8 Alprazolam Impurity 7|C4X-14607|448950-89-8 https://www.jk-sci.com/products/s57c4x-14653 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2295782ded40c2d527e77d9c0d2a4e4c.jpg?v=1791377863 Diazapam EP Impurity C, 98.30% | 5220-02-0 Diazapam EP Impurity C|C4X-14653|5220-02-0 https://www.jk-sci.com/products/s57c4x-14634 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b67842d75d6110a1bc78d8a68c07bb91.jpg?v=1791377870 Azathioprine EP Impurity D, 93.90% | 6339-54-4 Azathioprine EP Impurity D|C4X-14634|6339-54-4 https://www.jk-sci.com/products/s57c4x-14671 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/639b000aa82a5aae7a1e653396e674cc.jpg?v=1791377853 Phenylephrine EP Impurity A HCl (R-Isomer), 94.80% | 636-87-3 Phenylephrine EP Impurity A HCl (R-Isomer)|C4X-14671|636-87-3 https://www.jk-sci.com/products/s57c4x-146716 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de55c639d3e07f26f6f87c6bca8fd3a0.jpg?v=1791377846 rac Norphenylephrine Hydrochloride, 95.70% | 4779-94-6 rac Norphenylephrine Hydrochloride|C4X-146716|4779-94-6 https://www.jk-sci.com/products/s57c4x-14674 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a4db153a51c9b38fa484ccce2b95b83.jpg?v=1791377836 Phenylephrine EP Impurity D, 93.60% | 1367567-95-0 Phenylephrine EP Impurity D|C4X-14674|1367567-95-0 https://www.jk-sci.com/products/s57c4x-146754 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43102c632c5981786d2143ccb83e3cac.jpg?v=1791377826 Phenylephrine Ipurity 54, 98.20% | 93202-93-8 Phenylephrine Ipurity 54|C4X-146754|93202-93-8 https://www.jk-sci.com/products/s57c4x-146776 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fee0bb4b-22fe-460e-a3c6-dcc84d2032f4.png?v=1791377821 Phenylephrine Impurity 76, 98.30% Phenylephrine Impurity 76|C4X-146776 https://www.jk-sci.com/products/s57c4x-146818 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f9a8d83fdfaaa5c1a47b31f657d06f3.jpg?v=1791377804 Norfloxacin Impurity 18, 99.80% | 70458-94-5 Norfloxacin Impurity 18|C4X-146818|70458-94-5 https://www.jk-sci.com/products/s57c4x-146810 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_66659a39-36ee-47b3-bdf6-bf4f0330bf0f.png?v=1791377814 Norfloxacin EP Impurity J, 98.60% Norfloxacin EP Impurity J|C4X-146810 https://www.jk-sci.com/products/s57c4x-146829 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/948a41cefefe90243233560267910ef4.jpg?v=1791377798 Norfloxacin lmpurity 29, 99.10% | 1529604-41-8 Norfloxacin lmpurity 29|C4X-146829|1529604-41-8 https://www.jk-sci.com/products/s57c4x-146841 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3d678fc2-27c2-47eb-8b37-4215041593ee.png?v=1791377789 Norfloxacin Impurity 41, 92.40% Norfloxacin Impurity 41|C4X-146841 https://www.jk-sci.com/products/s57c4x-146858 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b0f3e4e8-a342-4ce5-be6e-9521b93f84e0.png?v=1791377784 Norfloxacin Impurity 58, 97.90% Norfloxacin Impurity 58|C4X-146858 https://www.jk-sci.com/products/s57c4x-1469 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d25047d08cf6b02b8385ed6c81ab9714.jpg?v=1791377774 Isoconazole, 98.70% | 27523-40-6 Isoconazole|C4X-1469|27523-40-6 https://www.jk-sci.com/products/s57c4x-147022 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77879fdc8b32fc71ca514fc0dbf72c8f.jpg?v=1791377755 Indometacin Impurity 22, Purity: 99.6% | 78458-34-1 Indometacin Impurity 22|C4X-147022|78458-34-1 https://www.jk-sci.com/products/s57c4x-147015 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/598987_bd1814a0-3594-4cbd-b7f0-7130c59ef8b5.png?v=1791377760 Indometacin EP Impurity A, 99.10% | 74-11-3 Indometacin EP Impurity A|C4X-147015|74-11-3 https://www.jk-sci.com/products/s57c4x-14709 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d691bee6f5e9f204fe36da6bbbca1ce9.jpg?v=1791377746 Indometacin EP Impurity I, 95.10% | 16401-99-3 Indometacin EP Impurity I|C4X-14709|16401-99-3 https://www.jk-sci.com/products/s57c4x-147111 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c87f7f5707ef22e0b98b3b2a28da174.jpg?v=1791377737 Ketoprofen Ethyl Ester, 99.90% | 60658-04-0 Ketoprofen Ethyl Ester|C4X-147111|60658-04-0 https://www.jk-sci.com/products/s57c4x-14714 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81fb52ed5c7c174cf22c36501272b237.jpg?v=1791377706 Ketoprofen EP Impurity D, 94.70% | 107257-20-5 Ketoprofen EP Impurity D|C4X-14714|107257-20-5 https://www.jk-sci.com/products/s57c4x-147126 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5504d3f0972f31f4e90627f5060f4a19.jpg?v=1791377718 Ketoprofen Impurity 26, 97.70% | 1777829-91-0 Ketoprofen Impurity 26|C4X-147126|1777829-91-0 https://www.jk-sci.com/products/s57c4x-147115 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a3e6e674815d71278aef124b057e186.jpg?v=1791377728 Ketoprofen Impurity 15, 96.90% | 66067-43-4 Ketoprofen Impurity 15|C4X-147115|66067-43-4 https://www.jk-sci.com/products/s57c4x-14715 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2355171efd7e1350ef43f86b05b41384.jpg?v=1791377699 Ketoprofen EP Impurity E, 98.40% | 59512-16-2 Ketoprofen EP Impurity E|C4X-14715|59512-16-2 https://www.jk-sci.com/products/s57c4x-147156 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d4999a283ddc9b61125711a8c4adccb.jpg?v=1791377690 Ketoprofen Impurity 56, Purity: 96.9% | 157740-17-5 Ketoprofen Impurity 56|C4X-147156|157740-17-5 https://www.jk-sci.com/products/s57c4x-147169 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8d4adc8-f9a8-40cc-a9f4-2f83ec56ff4d.png?v=1791377681 Ketoprofen 2-Ethylhexyl Ester, 99.70% Ketoprofen 2-Ethylhexyl Ester|C4X-147169 https://www.jk-sci.com/products/s57c4x-147213 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8196d6e8c2eceb6bf001affcabad6d26.jpg?v=1791377666 Ketoconazole Impurity 13 (and enantiomer), 97.50% | 61397-58-8 Ketoconazole Impurity 13 (and enantiomer)|C4X-147213|61397-58-8 https://www.jk-sci.com/products/s57c4x-14719 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/394187_0a1e8fcb-7996-47ee-b9ab-051896a8af7e.png?v=1791377673 Ketoprofen EP Impurity I, 98.80% | 21288-34-6 Ketoprofen EP Impurity I|C4X-14719|21288-34-6 https://www.jk-sci.com/products/s57c4x-14731 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287513_66877797-db97-4ba3-816a-f7daee3e16fa.png?v=1791377658 Propofol EP Impurity A, 93.60% | 2934-05-6 Propofol EP Impurity A|C4X-14731|2934-05-6 https://www.jk-sci.com/products/s57c4x-147316 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/635f2097f3f202488b6dee7a533b7110.jpg?v=1791377649 Propofol EP Impurity P, 99.50% | 2095678-97-8 Propofol EP Impurity P|C4X-147316|2095678-97-8 https://www.jk-sci.com/products/s57c4x-147329 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cad1cebe05210ef206d78be3ea99897.jpg?v=1791377643 Propofol Impurity 29, 97.80% | 84633-54-5 Propofol Impurity 29|C4X-147329|84633-54-5 https://www.jk-sci.com/products/s57c4x-14741 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/750ac9f2d76fd8afa511936a297bc7c8.jpg?v=1791377630 Beclomethasone dipropionate EP Impurity A, 90.50% | 69224-79-9 Beclomethasone dipropionate EP Impurity A|C4X-14741|69224-79-9 https://www.jk-sci.com/products/s57c4x-147413 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fd487b04-4cc9-4925-b553-107802c04734.png?v=1791377624 Beclomethasone Dipropionate EP Impurity M, 96.90% Beclomethasone Dipropionate EP Impurity M|C4X-147413 https://www.jk-sci.com/products/s57c4x-147420 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1506046b99714159faca7109c24bf387.jpg?v=1791377606 Beclomethasone dipropionate EP Impurity U, 98.80% | 79578-39-5 Beclomethasone dipropionate EP Impurity U|C4X-147420|79578-39-5 https://www.jk-sci.com/products/s57c4x-14749 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e11c5d42b093c93ea58f23f4b6ba8c3c.jpg?v=1791377591 Beclomethasone dipropionate EP Impurity I, 96.50% | 52092-12-3 Beclomethasone dipropionate EP Impurity I|C4X-14749|52092-12-3 https://www.jk-sci.com/products/s57c4x-147434 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a7f86079-dd34-4bc8-b451-a9610fa81a14.png?v=1791377597 Beclometasone Impurity 34, 96.90% Beclometasone Impurity 34|C4X-147434 https://www.jk-sci.com/products/s57c4x-14756 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7dcd234c201d6f57679490a1b3ba457.jpg?v=1791377574 Naltrexone EP Impurity F, 91.80% | 2397651-97-5 Naltrexone EP Impurity F|C4X-14756|2397651-97-5 https://www.jk-sci.com/products/s57c4x-147519 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a134a20c1fcba4ade705c5bd8ad021c9.jpg?v=1791377582 Naltrexone Impurity 19, 98.30% | 112269-62-2 Naltrexone Impurity 19|C4X-147519|112269-62-2 https://www.jk-sci.com/products/s57c4x-147611 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebee73b53f3b8aa2ee1c947562a55e48.jpg?v=1791377567 Lafutidine Impurity 11, 99.80% | 154923-16-7 Lafutidine Impurity 11|C4X-147611|154923-16-7 https://www.jk-sci.com/products/s57c4x-148010 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790532_343d67ce-c674-4453-a75b-696d79ae6963.png?v=1791377556 Gentamicin Impurity 10, 93.90% | 26098-04-4 Gentamicin Impurity 10|C4X-148010|26098-04-4 https://www.jk-sci.com/products/s57c4x-14805 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f35a21405d371851734013a579010a4c.jpg?v=1791377552 Gentamicin EP Impurity E(Hydrobromate), 99.30% | 84107-26-6 Gentamicin EP Impurity E(Hydrobromate)|C4X-14805|84107-26-6 https://www.jk-sci.com/products/s57c4x-14765 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fadafd524e4bd24ea3118c445e759868.jpg?v=1791377562 Lafutidine Impurity 5, 98.20% | 118288-14-5 Lafutidine Impurity 5|C4X-14765|118288-14-5 https://www.jk-sci.com/products/s57c4x-14767 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b40409e13ba9edf10e1ad6f99cf27b1.jpg?v=1791377559 Lafutidine Impurity 7, Purity: 96.2% | 1710725-58-8 Lafutidine Impurity 7|C4X-14767|1710725-58-8 https://www.jk-sci.com/products/s57c4x-148216 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6019c66dbcebf931d75d0a9f016e0558.jpg?v=1791377543 Bupivacaine, 99.10% | 38396-39-3 Bupivacaine|C4X-148216|38396-39-3 https://www.jk-sci.com/products/s57c4x-14821 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/832729_32d88197-1a5c-41c5-bf52-99575d9b9bcd.png?v=1791377548 Bupivacaine EP Impurity A, 99.90% | 39627-98-0 Bupivacaine EP Impurity A|C4X-14821|39627-98-0 https://www.jk-sci.com/products/s57c4x-148220 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/358899_276ec207-ace7-4c5c-ad3d-6719ca53bf85.png?v=1791377536 Lidocaine EP Impurity A(Bupivacaine EP Impurity F;Ropivacaine EP Impurity H), 98.60% | 21436-98-6 Lidocaine EP Impurity A(Bupivacaine EP Impurity F;Ropivacaine EP Impurity H)|C4X-148220|21436-98-6 https://www.jk-sci.com/products/s57c4x-148211 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90cc91c27227b1318c78f9aba3d9bc37.jpg?v=1791377543 Bupivacaine N-Oxide, 93.40% | 1346597-81-6 Bupivacaine N-Oxide|C4X-148211|1346597-81-6 https://www.jk-sci.com/products/s57c4x-14824 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8af3cfa824490c86d5893b5eb6f24c1.jpg?v=1791377524 Bupivacaine EP Impurity D, 95.50% | 1037184-07-8 Bupivacaine EP Impurity D|C4X-14824|1037184-07-8 https://www.jk-sci.com/products/s57c4x-148226 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57586743d2602537ec7dbc71da84520e.jpg?v=1791377532 (S)-(-)-Bupivacaine, 100.00% | 27262-47-1 (S)-(-)-Bupivacaine|C4X-148226|27262-47-1 https://www.jk-sci.com/products/s57c4x-148229 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a5a92b319d127b587c7fd0f3ec04961.jpg?v=1791377530 Bupivacaine Impurity 29, 99.00% | 2774312-11-5 Bupivacaine Impurity 29|C4X-148229|2774312-11-5 https://www.jk-sci.com/products/s57c4x-14828 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/671831385423ffd7ba2afdd935be126d.jpg?v=1791377521 (R)-Bupivacaine HCl, 96.90% | 27262-46-0 (R)-Bupivacaine HCl|C4X-14828|27262-46-0 https://www.jk-sci.com/products/s57c4x-14864 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94f32d80a6de44d65e41f4e4cbc06408.jpg?v=1791377516 Zolpidem USP RC A（Zolpidem EP Impurity A）, Purity: 99.7% | 1346600-85-8 Zolpidem USP RC A（Zolpidem EP Impurity A）|C4X-14864|1346600-85-8 https://www.jk-sci.com/products/s57c4x-14874 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2dd66904f4959329d9dc0b9dd02d174.jpg?v=1791377510 Nimesulide EP Impurity D, 99.30% | 5422-92-4 Nimesulide EP Impurity D|C4X-14874|5422-92-4 https://www.jk-sci.com/products/s57c4x-14872 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139844_60a99c6e-3fda-4691-beda-fe3472a62bd0.png?v=1791377512 Nimesulide EP Impurity B, 99.70% | 51765-51-6 Nimesulide EP Impurity B|C4X-14872|51765-51-6 https://www.jk-sci.com/products/s57c4x-14881 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed880752d23cdd64a09096523f764a3b.jpg?v=1791377501 Loxoprofen Impurity 1, 98.60% | 96824-28-1 Loxoprofen Impurity 1|C4X-14881|96824-28-1 https://www.jk-sci.com/products/s57c4x-14876 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63b54e34ec02d632193e0b8ea642aff9.jpg?v=1791377504 Nimesulide EP Impurity F, 98.90% | 51765-72-1 Nimesulide EP Impurity F|C4X-14876|51765-72-1 https://www.jk-sci.com/products/s57c4x-148821 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/351371_4abc7d4d-3f3a-427e-82b7-8540d621e614.png?v=1791377482 Loxoprofen Impurity 21, 98.20% | 492-37-5 Loxoprofen Impurity 21|C4X-148821|492-37-5 https://www.jk-sci.com/products/s57c4x-1488106 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40f7134a-83b5-4252-a551-c1cb9ee1de66.png?v=1791377497 Loxoprofen impurity 106, 96.90% Loxoprofen impurity 106|C4X-1488106 https://www.jk-sci.com/products/s57c4x-1488114 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be64079d-a058-4b99-bfdd-3a3493a55cf1.png?v=1791377492 Loxoprofen Impurity 114, 99.60% Loxoprofen Impurity 114|C4X-1488114 https://www.jk-sci.com/products/s57c4x-148819 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00174b5491b13dbfa473d54bd11af4ac.jpg?v=1791377488 Loxoprofen Impurity 19, 93.00% | 80530-55-8 Loxoprofen Impurity 19|C4X-148819|80530-55-8 https://www.jk-sci.com/products/s57c4x-148815 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35409940bb9053975c585b903f053341.jpg?v=1791377488 Loxoprofen Impurity 15(Mixture of Diastereomers), 96.80% | 1091621-62-3 Loxoprofen Impurity 15(Mixture of Diastereomers)|C4X-148815|1091621-62-3 https://www.jk-sci.com/products/s57c4x-148827 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/375221_db78a4d7-83a5-4615-8301-d7eec729d267.png?v=1791377473 Loxoprofen, 98.30% | 68767-14-6 Loxoprofen|C4X-148827|68767-14-6 https://www.jk-sci.com/products/s57c4x-148823 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/148697_551bf711-3bc9-4329-933e-60b271b84025.png?v=1791377476 Loxoprofen sodium, 87.80% | 80382-23-6 Loxoprofen sodium|C4X-148823|80382-23-6 https://www.jk-sci.com/products/s57c4x-14883 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da45acd4782b994a1bb54f1aac13a311.jpg?v=1791377470 Loxoprofen Impurity 3, 95.00% | 1091621-61-2 Loxoprofen Impurity 3|C4X-14883|1091621-61-2 https://www.jk-sci.com/products/s57c4x-148832 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0272c10202902bc25a813bb4354ecc4e.jpg?v=1791377464 Loxoprofen Impurity 32, purity：96.6% | 2514697-36-8 Loxoprofen Impurity 32|C4X-148832|2514697-36-8 https://www.jk-sci.com/products/s57c4x-148837 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c780c3bc-95a3-4907-b1a6-2f4c82bf4f6a.png?v=1791377464 Loxoprofen Impurity 37, 94.70% Loxoprofen Impurity 37|C4X-148837 https://www.jk-sci.com/products/s57c4x-148876 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5522618e-ca1f-4945-b798-79477f2f3514.png?v=1791377440 Loxoprofen Impurity 76, 99.40% Loxoprofen Impurity 76|C4X-148876 https://www.jk-sci.com/products/s57c4x-148851 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479914_be1652b1-ad06-4313-801c-d6c8f4dbfe99.png?v=1791377453 Loxoprofen Impurity 51, 85.30% | 10472-24-9 Loxoprofen Impurity 51|C4X-148851|10472-24-9 https://www.jk-sci.com/products/s57c4x-148840 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6d8a2d04-0d5a-471b-a487-5cdd72d0062a.png?v=1791377458 Loxoprofen Impurity 40, 94.20% Loxoprofen Impurity 40|C4X-148840 https://www.jk-sci.com/products/s57c4x-148846 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e38c9cb-c62c-490e-a913-b9413eb2e830.png?v=1791377453 Loxoprofen Impurity 46 (Mixture of Isomers), 94.00% Loxoprofen Impurity 46 (Mixture of Isomers)|C4X-148846 https://www.jk-sci.com/products/s57c4x-148864 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_10877cd6-25e5-4f8a-aa78-266dbcf689cd.png?v=1791377446 LoxLoxoprofen Impurity 64, 92.30% LoxLoxoprofen Impurity 64|C4X-148864 https://www.jk-sci.com/products/s57c4x-148866 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8657667af22a47cfc6de09d0016b6841.jpg?v=1791377443 Loxoprofen Impurity 66, 94.10% | 334948-52-6 Loxoprofen Impurity 66|C4X-148866|334948-52-6 https://www.jk-sci.com/products/s57c4x-150059 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12f2094a-911f-46c5-9bbf-5c868e539bef.png?v=1791377251 Indacaterol Impurity 7 HCl, 93.20% Indacaterol Impurity 7 HCl|C4X-150059 https://www.jk-sci.com/products/s57c4x-150118 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/276586.png?v=1791377245 Clavulanic acid Impurity 18, 99.70% | 598-56-1 Clavulanic acid Impurity 18|C4X-150118|598-56-1 https://www.jk-sci.com/products/s57c4x-150062 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3224c145ca639cfadb6071584d8d4c3b.jpg?v=1791377250 Dehydroxy Indacaterol Impurity, 94.60% | 918968-40-8 Dehydroxy Indacaterol Impurity|C4X-150062|918968-40-8 https://www.jk-sci.com/products/s57c4x-15008 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49702b43b9fa23f60c77de01d16f6f64.jpg?v=1791377251 Indacaterol Impurity 8, 97.40% | 435273-75-9 Indacaterol Impurity 8|C4X-15008|435273-75-9 https://www.jk-sci.com/products/s57c4x-15021 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596896.png?v=1791377245 Progesterone-D9, Purity>95% | 15775-74-3 Progesterone-D9|C4X-15021|15775-74-3 https://www.jk-sci.com/products/s57c4x-1502 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/260412_a3f046b3-1588-446e-9d4f-59ecacf4b54a.png?v=1791377246 Progesterone, 95.70% | 57-83-0 Progesterone|C4X-1502|57-83-0 https://www.jk-sci.com/products/s57c4x-150214 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20f8937b5560fb9105d68507d39344b1.jpg?v=1791377239 Progesterone EP Impurity M (17-alpha-Progesterone), 96.10% | 2000-66-0 Progesterone EP Impurity M (17-alpha-Progesterone)|C4X-150214|2000-66-0 https://www.jk-sci.com/products/s57c4x-150210 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fb248fa1f4564614bfeab35693bf77d.jpg?v=1791377239 Progesterone EP Impurity I (S-isomer), 98.30% | 3986-89-8 Progesterone EP Impurity I (S-isomer)|C4X-150210|3986-89-8 https://www.jk-sci.com/products/s57c4x-150215 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f31c3eae231403d240d7460b93d98fe5.jpg?v=1791377240 Progesterone Impurity 15, 96.90% | 604-20-6 Progesterone Impurity 15|C4X-150215|604-20-6 https://www.jk-sci.com/products/s57c4x-150219 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32066b2558abe379977c322ff362713f.jpg?v=1791377235 Progesterone EP Impurity I, 98.90% | 24254-01-1 Progesterone EP Impurity I|C4X-150219|24254-01-1 https://www.jk-sci.com/products/s57c4x-150216 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fae9a94cd2528047c5c81f49993dfef4.jpg?v=1791377234 Progesterone Impurity 16, 94.00% | 604-19-3 Progesterone Impurity 16|C4X-150216|604-19-3 https://www.jk-sci.com/products/s57c4x-15022 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/321979a40d5908238231c8e6f6df5324.jpg?v=1791377227 Progesterone EP Impurity A, 97.30% | 24377-08-0 Progesterone EP Impurity A|C4X-15022|24377-08-0 https://www.jk-sci.com/products/s57c4x-150217 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5669e18158e9e1f2bcc079834b16b75.jpg?v=1791377234 Progesterone Impurity 17, 99.20% | 2243-08-5 Progesterone Impurity 17|C4X-150217|2243-08-5 https://www.jk-sci.com/products/s57c4x-15023 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/415539.png?v=1791377223 Progesterone EP Impurity B, 97.90% | 145-14-2 Progesterone EP Impurity B|C4X-15023|145-14-2 https://www.jk-sci.com/products/s57c4x-150231 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442fac5c56902f04ff18143df2fc8fdd.jpg?v=1791377222 Progesterone EP Impurity K, 98.50% | 17652-16-3 Progesterone EP Impurity K|C4X-150231|17652-16-3 https://www.jk-sci.com/products/s57c4x-150234 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6fb3b852b87148db622602eebef6ae6.jpg?v=1791377217 Progesterone Impurity 34, Purity: 99.5% | 60966-36-1 Progesterone Impurity 34|C4X-150234|60966-36-1 https://www.jk-sci.com/products/s57c4x-150230 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513815.png?v=1791377223 Progesterone EP Impurity J, 95.70% | 1162-54-5 Progesterone EP Impurity J|C4X-150230|1162-54-5 https://www.jk-sci.com/products/s57c4x-15024 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/499388.png?v=1791377216 Progesterone EP Impurity C, 96.40% | 145-15-3 Progesterone EP Impurity C|C4X-15024|145-15-3 https://www.jk-sci.com/products/s57c4x-150252 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e9ef2a5cdcb7131652e2c7e5e303338.jpg?v=1791377211 Progesterone Impurity 52, 97.90% | 14508-05-5 Progesterone Impurity 52|C4X-150252|14508-05-5 https://www.jk-sci.com/products/s57c4x-15025 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8be917812bee04d82ca74bd3e6b61fb9.jpg?v=1791377212 Progesterone EP Impurity D, 97.70% | 5035-09-6 Progesterone EP Impurity D|C4X-15025|5035-09-6 https://www.jk-sci.com/products/s57c4x-15026 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/099d4204aa0890d9be4e3c263b63407b.jpg?v=1791377208 Progesterone EP Impurity E, 99.90% | 5062-62-4 Progesterone EP Impurity E|C4X-15026|5062-62-4 https://www.jk-sci.com/products/s57c4x-15027 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/770cf6d6a7f972cc890b3d2722948a30.jpg?v=1791377207 Progesterone EP Impurity F, 94.60% | 2257421-78-4 Progesterone EP Impurity F|C4X-15027|2257421-78-4 https://www.jk-sci.com/products/s57c4x-15028 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/189a2f0ba6075788c1a8b741069b73b6.jpg?v=1791377205 Progesterone EP Impurity G, 98.40% | 2257421-79-5 Progesterone EP Impurity G|C4X-15028|2257421-79-5 https://www.jk-sci.com/products/s57c4x-150416 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3a77ab3d-5c13-433c-b9ea-e57024087338.png?v=1791377200 Sulfadiazine lmpurity 6, Purity: 99.1% Sulfadiazine lmpurity 6|C4X-150416 https://www.jk-sci.com/products/s57c4x-15029 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223730.png?v=1791377202 Progesterone EP Impurity H, 99.60% | 1162-56-7 Progesterone EP Impurity H|C4X-15029|1162-56-7 https://www.jk-sci.com/products/s57c4x-150413 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_626d4ff2-5530-4420-be99-bc74e97474d6.png?v=1791377202 Sulfadimethoxine Impurity 13, 98.40% Sulfadimethoxine Impurity 13|C4X-150413 https://www.jk-sci.com/products/s57c4x-150423 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78902f47-7f18-4072-9449-9568a8659260.png?v=1791377197 Sulfadimethoxine Impurity 23, 92.50% Sulfadimethoxine Impurity 23|C4X-150423 https://www.jk-sci.com/products/s57c4x-150421 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c6a2ad53-61d6-4c6f-8f68-8297d0158d88.png?v=1791377196 Sulfadimethoxine Impurity 21, 99.20% Sulfadimethoxine Impurity 21|C4X-150421 https://www.jk-sci.com/products/s57c4x-150420 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b0c9f06-f8f4-4ca3-9b02-fd01bf2d02de.png?v=1791377196 Sulfadimethoxine Impurity 20, 95.50% Sulfadimethoxine Impurity 20|C4X-150420 https://www.jk-sci.com/products/s57c4x-15043 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e88d09a457368b3912b81ddc80afd550.jpg?v=1791377191 Sulfadimethoxine EP Impurity C, 97.10% | 121-62-0 Sulfadimethoxine EP Impurity C|C4X-15043|121-62-0 https://www.jk-sci.com/products/s57c4x-15048 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05c49c98e9aa02778920c74172753bee.jpg?v=1791377181 Sulfadimethoxine Impurity, Purity: 99.9% | 98627-35-1 Sulfadimethoxine Impurity|C4X-15048|98627-35-1 https://www.jk-sci.com/products/s57c4x-15045 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/244744_561e5639-c1ec-427b-bfe9-d57878d8736f.png?v=1791377186 Sulfadimethoxine EP Impurity E, 99.80% | 63-74-1 Sulfadimethoxine EP Impurity E|C4X-15045|63-74-1 https://www.jk-sci.com/products/s57c4x-15051 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/236268.png?v=1791377175 Rifaximin EP Impurity A, 99.40% | 695-34-1 Rifaximin EP Impurity A|C4X-15051|695-34-1 https://www.jk-sci.com/products/s57c4x-15062 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289788.png?v=1791377171 Cyproheptadine Impurity 2, 99.20% | 2222-33-5 Cyproheptadine Impurity 2|C4X-15062|2222-33-5 https://www.jk-sci.com/products/s57c4x-15056 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/497123.png?v=1791377172 Rifaximin EP Impurity F, 94.00% | 14487-05-9 Rifaximin EP Impurity F|C4X-15056|14487-05-9 https://www.jk-sci.com/products/s57c4x-15068 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/052f03414e8d3190fdc68e56bff4a883_89d2cb83-c540-4a5b-b9bf-e13a264d03e2.jpg?v=1791377159 Cyproheptadine alpha-N-Oxide, Purity: 98.7% | 54381-42-9 Cyproheptadine alpha-N-Oxide|C4X-15068|54381-42-9 https://www.jk-sci.com/products/s57c4x-15069 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/052f03414e8d3190fdc68e56bff4a883_65b4c3ca-a121-4073-9862-58f3c2b922f9.jpg?v=1791377157 Cyproheptadine beta-N-Oxide, Purity: 100.0% | 60251-34-5 Cyproheptadine beta-N-Oxide|C4X-15069|60251-34-5 https://www.jk-sci.com/products/s57c4x-15064 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792205.png?v=1791377167 Cyproheptadine USP Related Compound A, 96.60% | 256-81-5 Cyproheptadine USP Related Compound A|C4X-15064|256-81-5 https://www.jk-sci.com/products/s57c4x-15073 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3c8af9e99babd71248c48c3ac2246d7.jpg?v=1791377146 Cefmetazole Impurity 3, 94.00% | 70993-70-3 Cefmetazole Impurity 3|C4X-15073|70993-70-3 https://www.jk-sci.com/products/s57c4x-150930 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_98cb974c-84a8-4f16-b631-35f739de0031.png?v=1791377127 Midazolam Impurity 30, Purity: 98.9% Midazolam Impurity 30|C4X-150930 https://www.jk-sci.com/products/s57c4x-150932 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78d454ff-075c-4b04-a3ea-cc44c465d7c3.png?v=1791377125 Midazolam Impurity 32, 97.60% Midazolam Impurity 32|C4X-150932 https://www.jk-sci.com/products/s57c4x-150936 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de407f220c823f0682e68530a23e39fc.jpg?v=1791377121 Midazolam impurity 36, 93.60% | 59467-62-8 Midazolam impurity 36|C4X-150936|59467-62-8 https://www.jk-sci.com/products/s57c4x-150928 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6790e89e-aef6-48da-9023-0322a59b8cdb.png?v=1791377130 Midazolam Impurity 28, Purity: 98.9% Midazolam Impurity 28|C4X-150928 https://www.jk-sci.com/products/s57c4x-15071 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/44b38fde9f078a76fd9be803f5397576.jpg?v=1791377157 Cefmetazole Impurity 1, Purity: 97.0% | 56796-16-8 Cefmetazole Impurity 1|C4X-15071|56796-16-8 https://www.jk-sci.com/products/s57c4x-150747 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/207152.png?v=1791377141 Cefmetazole Impurity 47, 97.20% | 4923-87-9 Cefmetazole Impurity 47|C4X-150747|4923-87-9 https://www.jk-sci.com/products/s57c4x-15067 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56e5b77dbebeed1c46e5873082d28814.jpg?v=1791377169 Cyproheptadine impurity 7, 99.80% | 4331-45-7 Cyproheptadine impurity 7|C4X-15067|4331-45-7 https://www.jk-sci.com/products/s57c4x-15094 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/415443.png?v=1791377119 Midazolam EP Impurity D, 95.20% | 59468-83-6 Midazolam EP Impurity D|C4X-15094|59468-83-6 https://www.jk-sci.com/products/s57c4x-15074 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d2c7caedb4a098bf25711aad0bdaa05.jpg?v=1791377147 Cefmetazole Impurity 4, 96.90% | 68576-47-6 Cefmetazole Impurity 4|C4X-15074|68576-47-6 https://www.jk-sci.com/products/s57c4x-150929 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9a408d75-36c5-486d-a953-10df373a7d3b.png?v=1791377132 Midazolam Impurity 29, Purity: 100.0% Midazolam Impurity 29|C4X-150929 https://www.jk-sci.com/products/s57c4x-150915 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7480b808cc9cd07c1ccc9dcb28dc0ac.jpg?v=1791377134 Midazolam Impurity 15, 95.90% | 59468-73-4 Midazolam Impurity 15|C4X-150915|59468-73-4 https://www.jk-sci.com/products/s57c4x-150934 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_91171d4b-343b-4efe-8f3f-76f57d561d81.png?v=1791377125 Midazolam Impurity 34, 99.00% Midazolam Impurity 34|C4X-150934 https://www.jk-sci.com/products/s57c4x-15098 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238477.png?v=1791377119 8-Chloro-6-(2-fluorophenyl)-1-methyl-3a,4-dihydro-3H-benzo[f]imidazo[1,5-a][1,4]diazepine, Purity: 96.6% | 59467-69-5 8-Chloro-6-(2-fluorophenyl)-1-methyl-3a,4-dihydro-3H-benzo[f]imidazo[1,5-a][1,4]diazepine|C4X-15098|59467-69-5 https://www.jk-sci.com/products/s57c4x-150910 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14bd853172cad24d5a61ee7846b28714.jpg?v=1791377139 Midazolam EP Impurity C, 96.80% | 59468-44-9 Midazolam EP Impurity C|C4X-150910|59468-44-9 https://www.jk-sci.com/products/s57c4x-150746 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d72c0e19a3afc1aafda34a87fda8f928_1b1b3493-9b63-4b95-a871-4f42250aaab9.jpg?v=1791377145 Cefmetazole Impurity 46, 94.60% | 17347-32-9 Cefmetazole Impurity 46|C4X-150746|17347-32-9 https://www.jk-sci.com/products/s57c4x-15063 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da337e98901b7c17b8e8f6b1a6bfeb98.jpg?v=1791377165 Cyproheptadine EP Impurity C, 92.90% | 3967-32-6 Cyproheptadine EP Impurity C|C4X-15063|3967-32-6 https://www.jk-sci.com/products/s57c4x-15101 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac67d37bf8fb8d9dfeaa7d3c1f2c09e4.jpg?v=1791377110 Calcitriol EP Impurity C(Mixture of Diastereomers), 94.30% | 86307-44-0 Calcitriol EP Impurity C(Mixture of Diastereomers)|C4X-15101|86307-44-0 https://www.jk-sci.com/products/s57c4x-15099 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242992de718555859d68da0efb1d8c25.jpg?v=1791377113 Midazolam EP Impurity J, Purity: 99.3% | 59469-08-8 Midazolam EP Impurity J|C4X-15099|59469-08-8 https://www.jk-sci.com/products/s57c4x-150711 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4b125465f0bd60579d88453abb46369.jpg?v=1791377151 Cefmetazole Impurity 11, Purity: 100.0% | 55817-29-3 Cefmetazole Impurity 11|C4X-150711|55817-29-3 https://www.jk-sci.com/products/s57c4x-150912 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42bbdc578d097597f8dd533d3355ea16.jpg?v=1791377138 (E)-7-chloro-5-(2-fluorophenyl)-2-(nitromethylene)-2,3-dihydro-1H-benzo[e][1,4]diazepine 4-oxide, 98.90% | 60656-76-0 (E)-7-chloro-5-(2-fluorophenyl)-2-(nitromethylene)-2,3-dihydro-1H-benzo[e][1,4]diazepine 4-oxide|C4X-150912|60656-76-0 https://www.jk-sci.com/products/ts246cs-0042742 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0a478267dfdf42289957c8d507f93f8.jpg?v=1791343671 6-Bromo-5-methylnicotinaldehyde, 96% | 885167-81-7 6-Bromo-5-methylnicotinaldehyde|CS-0042742|885167-81-7 https://www.jk-sci.com/products/ts246cs-0042800 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/448185.png?v=1791343586 3-Bromo-5-methylpyridin-4-amine, 97% | 97944-43-9 3-Bromo-5-methylpyridin-4-amine|CS-0042800|97944-43-9 https://www.jk-sci.com/products/j5304358 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ae2af7a8e7e6d6925b6b0fd0e7e9c46.jpg?v=1791418438 Acetyl-glycine methyl amide | 7606-79-3 Acetyl-glycine methyl amide|04358|7606-79-3 https://www.jk-sci.com/products/ts246cs-0042912 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/459359_414d7018-4650-45a8-89ea-cc2692e05137.png?v=1791343451 4-Chloro-8-fluoroquinoline, 97.00%+ | 63010-72-0 4-Chloro-8-fluoroquinoline|CS-0042912|63010-72-0 https://www.jk-sci.com/products/j5304343 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d2912fedf2b19f58baf3111ab2bd9c3.jpg?v=1791418453 Acetyl-L-aspartic acid b-tert-butyl ester, Purity ≥ 99% | 117833-18-8 Acetyl-L-aspartic acid b-tert-butyl ester|04343|117833-18-8 https://www.jk-sci.com/products/s57c4x-15104 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c34160473d0aee34ff78d072941b6213.jpg?v=1791377107 Calcitriol EP Impurity A, 99.70% | 73837-24-8 Calcitriol EP Impurity A|C4X-15104|73837-24-8 https://www.jk-sci.com/products/ts246cs-0042776 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da8c0d7e83557d7fed1cefdcfa774c60.jpg?v=1791343624 3,6-Dichloroimidazo[1,2-b]pyridazine, 98.00%+ | 40972-42-7 3,6-Dichloroimidazo[1,2-b]pyridazine|CS-0042776|40972-42-7 https://www.jk-sci.com/products/s57c4x-15107 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4629b096d66bc803859bba5c81c07912.jpg?v=1791377104 Calcitriol Impurity 7, 97.00% | 61476-45-7 Calcitriol Impurity 7|C4X-15107|61476-45-7 https://www.jk-sci.com/products/ts246cs-0042764 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f350da3daf51503a8746ea6f65b6695c.jpg?v=1791343642 tert-Butyl 3-(cyanomethylene)azetidine-1-carboxylate, 97% | 1153949-11-1 tert-Butyl 3-(cyanomethylene)azetidine-1-carboxylate|CS-0042764|1153949-11-1 https://www.jk-sci.com/products/ts246cs-0042831 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9dccd1310f3a492952d40d7a32f442d.jpg?v=1791343557 3-Bromo-5-cyclopropylpyridine, 97% | 1044210-57-2 3-Bromo-5-cyclopropylpyridine|CS-0042831|1044210-57-2 https://www.jk-sci.com/products/ts246cs-0042865 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ab457bc669eb915d05147878343584c.jpg?v=1791343516 5-Bromo-6-methylpyrimidin-4-amine, 95% | 7752-48-9 5-Bromo-6-methylpyrimidin-4-amine|CS-0042865|7752-48-9 https://www.jk-sci.com/products/j5304369 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b83ea6013d0f0e51651bb02ada7c992d.jpg?v=1791418427 Na-Acetyl-L-lysine amide hydrochloride, Titration 15 - 17% Chloride content (0.1m AgNO3) | 104584-11-4 Na-Acetyl-L-lysine amide hydrochloride|04369|104584-11-4 https://www.jk-sci.com/products/ts246cs-0042895 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b20caedd8d2012e27c22592c8ed1bf1f.jpg?v=1791343475 1-(4-Methoxynaphthalen-1-yl)ethanone, 98% | 24764-66-7 1-(4-Methoxynaphthalen-1-yl)ethanone|CS-0042895|24764-66-7 https://www.jk-sci.com/products/s57c4x-151117 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438870_8a20bee8-5452-4342-b085-99bba30a78cd.png?v=1791377101 Mirtazapine Impurity 17, 98.70% | 6602-54-6 Mirtazapine Impurity 17|C4X-151117|6602-54-6 https://www.jk-sci.com/products/ts246cs-0042927 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5408efb4d68e2bd04c2abfb97c14d00.jpg?v=1791343432 6-Fluoro-4-nitro-1H-indazole, 95.00%+ | 885520-14-9 6-Fluoro-4-nitro-1H-indazole|CS-0042927|885520-14-9 https://www.jk-sci.com/products/s57c4x-151126 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fb4dc051-ff3b-4f9b-881c-e17c620175f5.png?v=1791377098 Mirtazapine Impurity 26, 98.30% Mirtazapine Impurity 26|C4X-151126 https://www.jk-sci.com/products/j5304371 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8967eb84d7b788d969d1e7bb5442758d.jpg?v=1791418427 Na-Acetyl-L-lysine 4-nitroanilide hydrochloride, Purity by HPLC ≥ 97.5% | 50931-35-6 Na-Acetyl-L-lysine 4-nitroanilide hydrochloride|04371|50931-35-6 https://www.jk-sci.com/products/j5304375 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0acc9a1cf49cc5c45fccc15aa444db7c.jpg?v=1791418411 Acetyl-DL-methionine, Assay ≥ 99% | 1115-47-5 Acetyl-DL-methionine|04375|1115-47-5 https://www.jk-sci.com/products/ts246cs-0042935 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357006.png?v=1791343413 4-Bromo-2-ethoxypyridine, 98% | 57883-26-8 4-Bromo-2-ethoxypyridine|CS-0042935|57883-26-8 https://www.jk-sci.com/products/j5304400 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e502e0d812cc4a31bcfdf20085390dad.jpg?v=1791418389 Acetyl-L-tyrosine methyl amide, Assay ≥ 99% (Elemental Analysis based on Nitrogen content) | 6367-14-2 Acetyl-L-tyrosine methyl amide|04400|6367-14-2 https://www.jk-sci.com/products/j5304407 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/613eda5960ca326fdc5eb88f3aa72a80.jpg?v=1791418377 b-Alanine tert-butyl ester hydrochloride, Purity by HPLC ≥ 99% | 58620-93-2 b-Alanine tert-butyl ester hydrochloride|04407|58620-93-2 https://www.jk-sci.com/products/j5304420 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f826ce3e6688c8cc88110bddcb3bb6c.jpg?v=1791418357 L-Aspartic acid diethyl ester hydrochloride, Purity by HPLC ≥ 98% | 16115-68-7 L-Aspartic acid diethyl ester hydrochloride|04420|16115-68-7 https://www.jk-sci.com/products/s57c4x-15114 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/311315.png?v=1791377091 Mirtazapine EP Impurity B, 99.80% | 61337-89-1 Mirtazapine EP Impurity B|C4X-15114|61337-89-1 https://www.jk-sci.com/products/ts246cs-0042949 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8bc89a0dcb6f5e3c19641df2388b7610.jpg?v=1791343398 5,7-Difluoro-2,3-dihydro-1H-inden-1-amine hydrochloride, 97% | 1229784-79-5 5,7-Difluoro-2,3-dihydro-1H-inden-1-amine hydrochloride|CS-0042949|1229784-79-5 https://www.jk-sci.com/products/ts246cs-0042964 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/482407.png?v=1791343386 Methyl 5-methoxy-1H-indole-3-carboxylate, 97% | 172595-68-5 Methyl 5-methoxy-1H-indole-3-carboxylate|CS-0042964|172595-68-5 https://www.jk-sci.com/products/ts246cs-0042975 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d050d8748003d643163918f108dc88d1.jpg?v=1791343365 Isoindoline-5-carbonitrile hydrochloride, 97% | 1159823-51-4 Isoindoline-5-carbonitrile hydrochloride|CS-0042975|1159823-51-4 https://www.jk-sci.com/products/ts246cs-0042992 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d2e4c3782d28d075908f010310b6fdb.jpg?v=1791343336 Methyl 5-chloro-6-methoxynicotinate, 98% | 220656-93-9 Methyl 5-chloro-6-methoxynicotinate|CS-0042992|220656-93-9 https://www.jk-sci.com/products/s57c4x-15123 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/606505.png?v=1791377084 Clomiphene Citrate, 97.60% | 50-41-9 Clomiphene Citrate|C4X-15123|50-41-9 https://www.jk-sci.com/products/ts246cs-0043027 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531a4141ffbb6aa20a2b14e8c5debd7b.jpg?v=1791343294 6-Aminobenzo[d][1,3]dioxole-5-carboxylic acid, 95% | 20332-16-5 6-Aminobenzo[d][1,3]dioxole-5-carboxylic acid|CS-0043027|20332-16-5 https://www.jk-sci.com/products/j5304433 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c49b57938d1d04bc7bbf6d513ffa586.jpg?v=1791418339 Glycine tert-butyl ester acetate salt, Purity by HPLC ≥ 98% | 38024-18-9 Glycine tert-butyl ester acetate salt|04433|38024-18-9 https://www.jk-sci.com/products/ts246cs-0043010 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9717819bd2d12ea4b968d4f7907ef2b5.jpg?v=1791343315 5-Bromo-N,N-dimethylpyrazin-2-amine, 98% | 446286-94-8 5-Bromo-N,N-dimethylpyrazin-2-amine|CS-0043010|446286-94-8 https://www.jk-sci.com/products/s57c4x-15117 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/054c2a5831cfd652ce39a4a81c9da805.jpg?v=1791377091 Mirtazapine EP Impurity E, 98.30% | 191546-94-8 Mirtazapine EP Impurity E|C4X-15117|191546-94-8 https://www.jk-sci.com/products/ts246cs-0042323 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/145521.png?v=1791344023 cis-Cyclohexane-1,4-dicarboxylic acid, 90% | 619-81-8 cis-Cyclohexane-1,4-dicarboxylic acid|CS-0042323|619-81-8 https://www.jk-sci.com/products/j5304438 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/803c7b9bd737f1839369cb9bfd37743e.jpg?v=1791418332 L-Leucine allyl ester 4-toluenesulfonate salt, Purity by HPLC ≥ 98% | 88224-03-7 L-Leucine allyl ester 4-toluenesulfonate salt|04438|88224-03-7 https://www.jk-sci.com/products/s57c4x-151311 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0018a79c-337d-467d-b02f-d16b56e34a5d.png?v=1791377080 Doxofylline Impurity 11, 99.60% Doxofylline Impurity 11|C4X-151311 https://www.jk-sci.com/products/s57c4x-151318 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/629c1279a87dade81a5fb5a4caa7c9d4_869fcecb-29ad-452c-812b-bc025186ebbb.jpg?v=1791377077 Doxofylline Impurity 18, 96.30% | 42772-85-0 Doxofylline Impurity 18|C4X-151318|42772-85-0 https://www.jk-sci.com/products/ts246cs-0042498 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1396dd52f24242e16013cfcf54ad8437.jpg?v=1791343951 6-Bromoimidazo[1,2-a]pyridine-2-carbaldehyde, 95% | 885276-09-5 6-Bromoimidazo[1,2-a]pyridine-2-carbaldehyde|CS-0042498|885276-09-5 https://www.jk-sci.com/products/ts246cs-0042546 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d304d89127a39c6a0054c0b7cea84f80.jpg?v=1791343918 (R)-2,3,4,9-Tetrahydro-1H-carbazol-3-amine, 97% | 116650-33-0 (R)-2,3,4,9-Tetrahydro-1H-carbazol-3-amine|CS-0042546|116650-33-0 https://www.jk-sci.com/products/ts246cs-0042596 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7169b6836928f34647d0d3fa186c619f.jpg?v=1791343835 1-Chloroisoquinolin-6-ol, 95% | 850197-67-0 1-Chloroisoquinolin-6-ol|CS-0042596|850197-67-0 https://www.jk-sci.com/products/ts246cs-0042651 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7635b16776c6c692272501cbc173fdf4.jpg?v=1791343789 2,6-Dichloro-1,8-naphthyridine, 99.95%+ | 1260898-43-8 2,6-Dichloro-1,8-naphthyridine|CS-0042651|1260898-43-8 https://www.jk-sci.com/products/s57c4x-15132 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a997214124e0f8f0d3b75118888ad472.jpg?v=1791377074 Doxofylline Impurity 2, 99.40% | 5614-53-9 Doxofylline Impurity 2|C4X-15132|5614-53-9 https://www.jk-sci.com/products/j5304446 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7753c039ab199ba03e3faafb27d1b54c.jpg?v=1791418322 D-Proline tert-butyl ester hydrochloride, Purity by HPLC ≥ 99% | 184719-80-0 D-Proline tert-butyl ester hydrochloride|04446|184719-80-0 https://www.jk-sci.com/products/j5304454 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54d8726a38a6a71c3b015edbd278bbc8.jpg?v=1791418308 D-Tryptophan methyl ester hydrochloride, Purity by HPLC ≥ 99% | 14907-27-8 D-Tryptophan methyl ester hydrochloride|04454|14907-27-8 https://www.jk-sci.com/products/s57c4x-151325 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/579431_f4925374-1967-4165-9a5a-6861f9c07434.png?v=1791377074 Doxofylline Impurity 25, 99.90% | 6642-31-5 Doxofylline Impurity 25|C4X-151325|6642-31-5 https://www.jk-sci.com/products/ts246cs-0042704 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c0c9388d5a4fb71d1f7b2a6a2b2306d.jpg?v=1791343728 2-Chloro-4-cyanobenzoic acid, 96% | 117738-77-9 2-Chloro-4-cyanobenzoic acid|CS-0042704|117738-77-9 https://www.jk-sci.com/products/s57c4x-151327 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e06752a-7edc-4448-8f6d-58b9a16f79c4.png?v=1791377067 Doxofylline Impurity 27, Purity: 98.4% Doxofylline Impurity 27|C4X-151327 https://www.jk-sci.com/products/s57c4x-15133 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f50c447bea04989e6ea83777f20bee4.jpg?v=1791377063 Doxofylline Impurity 3, 98.20% | 1174289-18-9 Doxofylline Impurity 3|C4X-15133|1174289-18-9 https://www.jk-sci.com/products/s57c4x-151331 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_39a5e787-5357-4814-8886-7859e03a628b.png?v=1791377062 Doxofylline Impurity 31, Purity: 95.6% Doxofylline Impurity 31|C4X-151331 https://www.jk-sci.com/products/j5304458 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2f916c1792e38140e121826b2a35569.jpg?v=1791418296 L-Valine allyl ester 4-toluenesulfonate salt, Purity by HPLC ≥ 98% | 88224-02-6 L-Valine allyl ester 4-toluenesulfonate salt|04458|88224-02-6 https://www.jk-sci.com/products/j5304466 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b275fdcc4f78d71c588258a9c608149.jpg?v=1791418285 2S-(-)-Propanolol hydrochloride, Purity ≥ 95% (NMR) | 4199-10-4 2S-(-)-Propanolol hydrochloride|04466|4199-10-4 https://www.jk-sci.com/products/a01104576 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104576.png?v=1790217348 3-Aminopyrazine-2-carboxylic acid, 98% | 5424-01-1 3-Aminopyrazine-2-carboxylic acid, 98%|104576|5424-01-1 https://www.jk-sci.com/products/j5304557 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/661ea5488bcd2da25298c6fe6fb5c8d5.jpg?v=1791418242 Gly-Hyp-OH, Purity by HPLC ≥ 99% | 24587-32-4 Gly-Hyp-OH|04557|24587-32-4 https://www.jk-sci.com/products/j5304505 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51a4e50101907cb3d9a36833a0b1a2da.jpg?v=1791418264 Boc-Ala-Ala-OH, Purity by HPLC ≥ 99% | 27317-69-7 Boc-Ala-Ala-OH|04505|27317-69-7 https://www.jk-sci.com/products/a01104814 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104814.png?v=1790217342 (N-Hexyl)trimethylammonium bromide, 98% | 2650-53-5 (N-Hexyl)trimethylammonium bromide, 98%|104814|2650-53-5 https://www.jk-sci.com/products/j5304570 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf6205bc384aeb5b5d0316d5c2deb0ed.jpg?v=1791418231 Gly-Val-OH·HCl, Purity by HPLC ≥ 99% | 1963-21-9 Gly-Val-OH·HCl|04570|1963-21-9 https://www.jk-sci.com/products/a01104776 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104776.png?v=1788003677 3,2'- Dihydroxyflavone, 98% | 6068-76-4 3,2'- Dihydroxyflavone, 98%|104776|6068-76-4 https://www.jk-sci.com/products/s57c4x-151341 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2d49d371-cc33-42ee-8848-96b3997fff8f.png?v=1791377057 Doxofylline Impurity 41, Purity: 96.2% Doxofylline Impurity 41|C4X-151341 https://www.jk-sci.com/products/ts246cs-0042811 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/332635.png?v=1791343576 Ethyl 3-chloropyrazine-2-carboxylate, 97% | 655247-45-3 Ethyl 3-chloropyrazine-2-carboxylate|CS-0042811|655247-45-3 https://www.jk-sci.com/products/ts246cs-0042771 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438874_a541e348-2163-4b5e-9f1f-01165488d811.png?v=1791343630 4-Oxo-3,4-dihydroquinazoline-7-carboxylic acid, 98% | 202197-73-7 4-Oxo-3,4-dihydroquinazoline-7-carboxylic acid|CS-0042771|202197-73-7 https://www.jk-sci.com/products/a01105125 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105125.png?v=1788933440 racemic Fmoc-cis-3-phenyl-pyrrolidine-2-carboxylic acid, 99% | 181824-45-3 racemic Fmoc-cis-3-phenyl-pyrrolidine-2-carboxylic acid, 99%|105125|181824-45-3 https://www.jk-sci.com/products/ts246cs-0042733 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d07f80c7265f057fb6011c8937f3108d.jpg?v=1791343682 6-Methoxybenzo[d]thiazole-2(3H)-thione, 95% | 2182-73-2 6-Methoxybenzo[d]thiazole-2(3H)-thione|CS-0042733|2182-73-2 https://www.jk-sci.com/products/a01105420 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105420.png?v=1788933418 4-[(2,4-Dimethoxyphenyl)[(9H-fluoren-9-ylmethoxy)carbonylamino]methyl]phenoxyacetic acid, 98% | 126828-35-1 4-[(2,4-Dimethoxyphenyl)[(9H-fluoren-9-ylmethoxy)carbonylamino]methyl]phenoxyacetic acid, 98%|105420|126828-35-1 https://www.jk-sci.com/products/s57c4x-1514112 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5826399f-3f22-41a9-9e8a-6e9926da2553.png?v=1791377047 Gadoteridol Impurity N112, 90.60% Gadoteridol Impurity N112|C4X-1514112 https://www.jk-sci.com/products/ts246cs-0042887 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/686ed9d7d4b7ae61d910e9785e6825bd.jpg?v=1791343490 (4-Formyl-2-methoxyphenyl)boronic acid, 98% | 1028479-47-1 (4-Formyl-2-methoxyphenyl)boronic acid|CS-0042887|1028479-47-1 https://www.jk-sci.com/products/a01105499 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/420294.png?v=1790217324 2-Chloro-4-nitropyridine, 98% | 23056-36-2 2-Chloro-4-nitropyridine, 98%|105499|23056-36-2 https://www.jk-sci.com/products/ts246cs-0042941 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/586f7efd2eb998cf3d31536e46e96eda.jpg?v=1791343408 Methyl 4-oxochroman-7-carboxylate, 97% | 41118-21-2 Methyl 4-oxochroman-7-carboxylate|CS-0042941|41118-21-2 https://www.jk-sci.com/products/ts246cs-0042918 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/379516_3680fc27-0a34-46a6-b646-8a07dbf39815.png?v=1791343447 Ethyl 4-hydroxy-2-oxo-1,2-dihydropyrimidine-5-carboxylate, 95% | 28485-17-8 Ethyl 4-hydroxy-2-oxo-1,2-dihydropyrimidine-5-carboxylate|CS-0042918|28485-17-8 https://www.jk-sci.com/products/ts246cs-0043002 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ed2cdfbaab64d195835caa8fb610bd1.jpg?v=1791343328 Methyl 2-(5-nitropyridin-2-yl)acetate, 98.07%+ | 292600-22-7 Methyl 2-(5-nitropyridin-2-yl)acetate|CS-0043002|292600-22-7 https://www.jk-sci.com/products/ts246cs-0042197 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/468515.png?v=1791344057 H-D-Thr(Tbu)-Ome HCl, 97.00%+ | 115141-43-0 H-D-Thr(Tbu)-Ome HCl|CS-0042197|115141-43-0 https://www.jk-sci.com/products/ts246cs-0042631 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a963d4f4295379bce900a9f380b32e70.jpg?v=1791343810 (5-Bromothiazol-2-yl)methanol, 97% | 911052-85-2 (5-Bromothiazol-2-yl)methanol|CS-0042631|911052-85-2 https://www.jk-sci.com/products/ts246cs-0042968 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/154507_65121cca-6d1e-41c1-90f1-e9516241cd40.png?v=1791343374 Methyl 5-methoxy-2-nitrobenzoate, 98.96%+ | 2327-45-9 Methyl 5-methoxy-2-nitrobenzoate|CS-0042968|2327-45-9 https://www.jk-sci.com/products/ts246cs-0042528 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09921172109850c424b8d35834f5d7e2.jpg?v=1791343936 Methyl 2-(2-aminophenyl)acetate hydrochloride, 95% | 49851-36-7 Methyl 2-(2-aminophenyl)acetate hydrochloride|CS-0042528|49851-36-7 https://www.jk-sci.com/products/ts246cs-0042719 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b18da737d0d2897c63ebc22493bf309.jpg?v=1791343701 2-Chloro-9H-carbazole, 98.00%+ | 10537-08-3 2-Chloro-9H-carbazole|CS-0042719|10537-08-3 https://www.jk-sci.com/products/ts246cs-0042787 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/113783.png?v=1791343604 6-Methoxy-2-methylpyridin-3-amine dihydrochloride, 97% | 320577-63-7 6-Methoxy-2-methylpyridin-3-amine dihydrochloride|CS-0042787|320577-63-7 https://www.jk-sci.com/products/ts246cs-0042905 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d60b52d8b571c830efee7c27d7ad6500.jpg?v=1791343465 (4-Chloro-3-ethoxyphenyl)boronic acid, 98% | 900174-62-1 (4-Chloro-3-ethoxyphenyl)boronic acid|CS-0042905|900174-62-1 https://www.jk-sci.com/products/ts246cs-0042957 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a1c3d16b20764b6a6b0bc5b463d6cf4.jpg?v=1791343392 5-(Methylsulfonyl)picolinic acid, 98% | 1186663-48-8 5-(Methylsulfonyl)picolinic acid|CS-0042957|1186663-48-8 https://www.jk-sci.com/products/a01105578 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105578.png?v=1790087158 Methyl 3-methyl-2-furoate, 98% | 6141-57-7 Methyl 3-methyl-2-furoate, 98%|105578|6141-57-7 https://www.jk-sci.com/products/s57c4x-151428 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513302.png?v=1791377037 L-Noradrenaline Bitartrate Monohydrate, 99.70% | 108341-18-0 L-Noradrenaline Bitartrate Monohydrate|C4X-151428|108341-18-0 https://www.jk-sci.com/products/ts246cs-0042348 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db4690b989440049e4b1da4c566a2c8a.jpg?v=1791344009 8-Isoquinolinesulfonyl chloride, 98% | 748752-50-3 8-Isoquinolinesulfonyl chloride|CS-0042348|748752-50-3 https://www.jk-sci.com/products/a01106064 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/106064.png?v=1790217307 Hafnium(IV) trifluoromethanesulfonate, 98% | 161337-67-3 Hafnium(IV) trifluoromethanesulfonate, 98%|106064|161337-67-3 https://www.jk-sci.com/products/a011284215 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3704ddf5d934ad195b7a060a6eb7916.jpg?v=1788002160 Benzyl benzodithioate, 98% | 27249-90-7 Benzyl benzodithioate, 98%|1284215|27249-90-7 https://www.jk-sci.com/products/a01287581 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287581_f6a136e9-bc6a-4507-aec0-95ad0a69d6cd.png?v=1790211984 2-Aminobenzimidazole, 98% | 934-32-7 2-Aminobenzimidazole, 98%|287581|934-32-7 https://www.jk-sci.com/products/a01287429 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287429.png?v=1787992775 1,4-D-Xylobiose, 98%, from corncob | 6860-47-5 1,4-D-Xylobiose, 98%, from corncob|287429|6860-47-5 https://www.jk-sci.com/products/ts246cs-0042846 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/376454.png?v=1791343539 4-(Trifluoromethyl)nicotinamide, 98% | 158062-71-6 4-(Trifluoromethyl)nicotinamide|CS-0042846|158062-71-6 https://www.jk-sci.com/products/a01287914 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287914_3ab1b118-0c62-4f2d-9fdc-b60d92f5b3c4.png?v=1790211971 5-Chloro-2-nitrobenzamide, 95% | 40763-96-0 5-Chloro-2-nitrobenzamide, 95%|287914|40763-96-0 https://www.jk-sci.com/products/ts246cs-0042678 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27d18028e14148e6eeb7e46b5990e9e8.jpg?v=1791343753 Methyl 2-fluoro-3-methoxybenzoate, 98% | 958991-48-5 Methyl 2-fluoro-3-methoxybenzoate|CS-0042678|958991-48-5 https://www.jk-sci.com/products/s57c4x-151433 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5fa0bd699fcf2c96dfab36285669848_f107b4e5-d9d4-47b7-98a7-20e9790ad15f.jpg?v=1791377027 D-Norepinephrine L-TARTARIC ACID, 97.90% | 636-88-4 D-Norepinephrine L-TARTARIC ACID|C4X-151433|636-88-4 https://www.jk-sci.com/products/a01288995 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288995.png?v=1790211945 3,5-Dihydroxytoluene monohydrate, 98% | 6153-39-5 3,5-Dihydroxytoluene monohydrate, 98%|288995|6153-39-5 https://www.jk-sci.com/products/a01290676 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290676.png?v=1788923994 Ethyl 3-amino-3-oxopropanoate, 98% | 7597-56-0 Ethyl 3-amino-3-oxopropanoate, 98%|290676|7597-56-0 https://www.jk-sci.com/products/ts246cs-0043014 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38dba535621f707bd5d61ead681473e7.jpg?v=1791343309 2-(5-Bromothiophen-2-yl)acetonitrile, 95% | 71637-37-1 2-(5-Bromothiophen-2-yl)acetonitrile|CS-0043014|71637-37-1 https://www.jk-sci.com/products/a01289529 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6848c2eaf3157ab7514eabd713800052.jpg?v=1788924034 3,4-Dichlorophenylacetic acid, 99% | 5807-30-7 3,4-Dichlorophenylacetic acid, 99%|289529|5807-30-7 https://www.jk-sci.com/products/a01289006 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/364120.png?v=1790211944 2-Amino-3-nitropyridine, 99% | 4214-75-9 2-Amino-3-nitropyridine, 99%|289006|4214-75-9 https://www.jk-sci.com/products/s57c4x-151457 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7bf4e6f4110233dfea6a3e84c3d5a52c.jpg?v=1791377010 Norepinephrine Impurity 57, 95.40% | 29477-54-1 Norepinephrine Impurity 57|C4X-151457|29477-54-1 https://www.jk-sci.com/products/a01293421 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293421.png?v=1788923944 (R)-(-)-1,2-Propanediol, 99% | 4254-14-2 (R)-(-)-1,2-Propanediol, 99%|293421|4254-14-2 https://www.jk-sci.com/products/s57c4x-151446 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/975bb85d0ac4f3d82968938e3e5f53be.jpg?v=1791377020 D-Norepinephrine, Purity: 96.8% | 149-95-1 D-Norepinephrine|C4X-151446|149-95-1 https://www.jk-sci.com/products/a01294109 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410247.png?v=1790211849 4-Methylnicotinic acid, 97.5% | 3222-50-2 4-Methylnicotinic acid, 97.5%|294109|3222-50-2 https://www.jk-sci.com/products/a01293894 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293894_ad4bb5f8-ce50-441c-87f5-11be0e5a0696.png?v=1790086034 DL-Methionine methylsulfonium chloride, 99% | 3493-12-7 DL-Methionine methylsulfonium chloride, 99%|293894|3493-12-7 https://www.jk-sci.com/products/s57c4x-151466 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7979d6aa6b1d517d259f8a1e9a17fc3f.jpg?v=1791377009 Norepinephrine Impurity 66 HCl, 79.10% | 62-22-6 Norepinephrine Impurity 66 HCl|C4X-151466|62-22-6 https://www.jk-sci.com/products/s57c4x-15148 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80f111aeecb38ebd17e19e7ca49093d0.jpg?v=1791377004 Norepinephrine EP Impurity G, 97.50% | 13062-58-3 Norepinephrine EP Impurity G|C4X-15148|13062-58-3 https://www.jk-sci.com/products/s57c4x-151485 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_57f9c016-7fca-4347-b05e-82e8f4172b7c.png?v=1791376997 Norepinephrine Impurity 85 HCl, Purity: 98.4% Norepinephrine Impurity 85 HCl|C4X-151485 https://www.jk-sci.com/products/a01294498 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8416b5f3ca5123d2382fcce494996ce0.jpg?v=1791204234 5-Hydroxy-2-pentanone, 92%, mixture of monomer and dimer | 1071-73-4 5-Hydroxy-2-pentanone, 92%, mixture of monomer and dimer|294498|1071-73-4 https://www.jk-sci.com/products/s57c4x-151516 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46eda9c53ada393cc0eed723fb1a6754.jpg?v=1791376992 Mycophenolate Mofetil Impurity 16, 97.90% | 32483-51-5 Mycophenolate Mofetil Impurity 16|C4X-151516|32483-51-5 https://www.jk-sci.com/products/s57c4x-151511 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e6ebcc4fd92e29f0ca17ec7b7ba0d87.jpg?v=1791376997 Mycophenolate Mofetil EP Impurity A, 94.00% | 1322681-36-6 Mycophenolate Mofetil EP Impurity A|C4X-151511|1322681-36-6 https://www.jk-sci.com/products/s57c4x-151520 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54d46062cabb51d66751fc18960b201a.jpg?v=1791376988 Mycophenolate Impurity 20, Purity: 98.0% | 27979-57-3 Mycophenolate Impurity 20|C4X-151520|27979-57-3 https://www.jk-sci.com/products/ts246cs-0042751 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398676.png?v=1791343653 2-Bromo-6-methoxyphenol, 96% | 28165-49-3 2-Bromo-6-methoxyphenol|CS-0042751|28165-49-3 https://www.jk-sci.com/products/ts246cs-0042984 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515644_8392a6ed-c72c-4e62-8536-89e7988d00a3.png?v=1791343344 2-(5-Chloro-2-fluorophenyl)acetic acid, 98.78%+ | 261762-97-4 2-(5-Chloro-2-fluorophenyl)acetic acid|CS-0042984|261762-97-4 https://www.jk-sci.com/products/ts246cs-0042933 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/249993_bdd4c9c2-884e-4f57-8394-c5485ab9c905.png?v=1791343419 4-Bromo-2-fluoro-5-methylaniline, 98% | 418762-26-2 4-Bromo-2-fluoro-5-methylaniline|CS-0042933|418762-26-2 https://www.jk-sci.com/products/s57c4x-151528 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70180b6ca3cb4d05f3d02897fdf97d1c.jpg?v=1791376987 Mycophenolate Mofetil EP Impurity H, 99.60% | 79081-87-1 Mycophenolate Mofetil EP Impurity H|C4X-151528|79081-87-1 https://www.jk-sci.com/products/s57c4x-15155 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/101318.png?v=1791376981 Mycophenolate Mofetil, 99.70% | 128794-94-5 Mycophenolate Mofetil|C4X-15155|128794-94-5 https://www.jk-sci.com/products/s57c4x-15158 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/810cce259dcac92054b034893d887ad7.jpg?v=1791376978 Mycophenolate Mofetil EP Impurity H, 91.30% | 26675-76-3 Mycophenolate Mofetil EP Impurity H|C4X-15158|26675-76-3 https://www.jk-sci.com/products/ts246cs-0043054 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d9ec69a8fac4b9af1c5e007b3c7e211c.jpg?v=1791343258 Methyl 6-chloro-4-methoxypicolinate, 98% | 204378-41-6 Methyl 6-chloro-4-methoxypicolinate|CS-0043054|204378-41-6 https://www.jk-sci.com/products/ts246cs-0043042 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784672_267e9a5f-1038-4634-adc8-1da9930b06ac.png?v=1791343272 4-Chloro-6-methoxy-2-(methylthio)pyrimidine, 95% | 89466-42-2 4-Chloro-6-methoxy-2-(methylthio)pyrimidine|CS-0043042|89466-42-2 https://www.jk-sci.com/products/a01296192 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296192.png?v=1788923853 4,6-Dihydroxy-2-mercaptopyrimidine, 98% | 504-17-6 4,6-Dihydroxy-2-mercaptopyrimidine, 98%|296192|504-17-6 https://www.jk-sci.com/products/a01295045 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/252788.png?v=1790211828 4-Methoxyphenylhydrazine hydrochloride, 98% | 19501-58-7 4-Methoxyphenylhydrazine hydrochloride, 98%|295045|19501-58-7 https://www.jk-sci.com/products/a01295751 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295751.png?v=1788923862 4-Nitrophenyl β-D-glucuronide, 99% | 10344-94-2 4-Nitrophenyl β-D-glucuronide, 99%|295751|10344-94-2 https://www.jk-sci.com/products/a01296131 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433419_b7b8a410-54f2-4126-860a-11cc66a55088.png?v=1788923852 O-(1H-6-Chlorobenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate, 98% | 330645-87-9 O-(1H-6-Chlorobenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate, 98%|296131|330645-87-9 https://www.jk-sci.com/products/a01296569 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296569.png?v=1788923838 tert-Butyl 3-bromo-1H-indole-1-carboxylate, 97% | 143259-56-7 tert-Butyl 3-bromo-1H-indole-1-carboxylate, 97%|296569|143259-56-7 https://www.jk-sci.com/products/a01296626 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296626.png?v=1787992407 3-Bromophenethyl alcohol, 97% | 28229-69-8 3-Bromophenethyl alcohol, 97%|296626|28229-69-8 https://www.jk-sci.com/products/ts246cs-0043069 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1e91559d9d59f5f9e54897576b13555.jpg?v=1791343231 6-Bromo-1H-pyrazolo[3,4-b]pyridine, 97.00%+ | 934560-92-6 6-Bromo-1H-pyrazolo[3,4-b]pyridine|CS-0043069|934560-92-6 https://www.jk-sci.com/products/ts246cs-0043080 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1521f540cf2cfcd75f7e9ebdf566815d.jpg?v=1791343214 7-Chloro-2,3-dihydroquinolin-4(1H)-one, 98.12%+ | 21617-15-2 7-Chloro-2,3-dihydroquinolin-4(1H)-one|CS-0043080|21617-15-2 https://www.jk-sci.com/products/ts246cs-0043082 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8f27ad68cabc8fe17f10976cf1c77e3.jpg?v=1791343207 7-Chloro-5-fluoroindolin-2-one, 97% | 1260892-91-8 7-Chloro-5-fluoroindolin-2-one|CS-0043082|1260892-91-8 https://www.jk-sci.com/products/ts246cs-0043088 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/902eef69e366c91c9b3804a1f2641a3a.jpg?v=1791343195 7-Nitroisoquinolin-1(2H)-one, 95% | 20141-83-7 7-Nitroisoquinolin-1(2H)-one|CS-0043088|20141-83-7 https://www.jk-sci.com/products/a01296650 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/507006.png?v=1788923821 N-Benzylcinchonidinium chloride, 99% | 69257-04-1 N-Benzylcinchonidinium chloride, 99%|296650|69257-04-1 https://www.jk-sci.com/products/a01297525 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/327789.png?v=1790211746 1-Benzothiophen-2-ylboronic acid, 98% | 98437-23-1 1-Benzothiophen-2-ylboronic acid, 98%|297525|98437-23-1 https://www.jk-sci.com/products/a01297776 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285516_7ebb3a53-d304-466d-8e25-8524414ea69f.png?v=1790211739 2'-Bromoacetophenone, 98% | 2142-69-0 2'-Bromoacetophenone, 98%|297776|2142-69-0 https://www.jk-sci.com/products/a01298225 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/298225.png?v=1790211721 4-Bromo-3-nitrotoluene, 99% | 5326-34-1 4-Bromo-3-nitrotoluene, 99%|298225|5326-34-1 https://www.jk-sci.com/products/a01298315 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294977.png?v=1790211721 2-Amino-4-chloro-6-methoxypyrimidine, 98% | 5734-64-5 2-Amino-4-chloro-6-methoxypyrimidine, 98%|298315|5734-64-5 https://www.jk-sci.com/products/a01299896 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/577346.png?v=1788923684 4,5-Dimethyl-2-isobutyl-3-thiazoline, 97% | 65894-83-9 4,5-Dimethyl-2-isobutyl-3-thiazoline, 97%|299896|65894-83-9 https://www.jk-sci.com/products/a01300051 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300051_c0e8fb1d-9076-403c-b680-55e25660a053.png?v=1791204225 2,7-Dihydroxy-9-fluorenone, 98% | 42523-29-5 2,7-Dihydroxy-9-fluorenone, 98%|300051|42523-29-5 https://www.jk-sci.com/products/a01298877 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/344374.png?v=1788923741 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid, 97% | 180516-87-4 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid, 97%|298877|180516-87-4 https://www.jk-sci.com/products/a01301892 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301892.png?v=1787992193 3,2-Bihydroxychalcone, 97% | 36574-83-1 3,2-Bihydroxychalcone, 97%|301892|36574-83-1 https://www.jk-sci.com/products/a01301794 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301794.png?v=1790211657 3,5-Bis(trifluoromethyl)benzoic acid, 98% | 725-89-3 3,5-Bis(trifluoromethyl)benzoic acid, 98%|301794|725-89-3 https://www.jk-sci.com/products/a01302658 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/302658.png?v=1790085985 L-(+)-Ribose, 98% | 24259-59-4 L-(+)-Ribose, 98%|302658|24259-59-4 https://www.jk-sci.com/products/a01304080 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304080.png?v=1790211602 4-Bromo-2-fluorophenol, 98% | 2105-94-4 4-Bromo-2-fluorophenol, 98%|304080|2105-94-4 https://www.jk-sci.com/products/a01302992 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/302992.png?v=1788923615 4-Benzyloxyphenylacetic acid, 98% | 6547-53-1 4-Benzyloxyphenylacetic acid, 98%|302992|6547-53-1 https://www.jk-sci.com/products/a01304162 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304162_0fcc2c05-7be7-4617-bb54-9c59bb94becf.png?v=1788923577 4-Nitrophenyl β-D-fucopyranoside, 98% | 1226-39-7 4-Nitrophenyl β-D-fucopyranoside, 98%|304162|1226-39-7 https://www.jk-sci.com/products/a01305772 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/305772_2312af5c-e3a7-4ce1-bed8-db88d04d8ce1.png?v=1787992070 Spinacine, 98% | 59981-63-4 Spinacine, 98%|305772|59981-63-4 https://www.jk-sci.com/products/a01308024 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308024_ddd71c4c-13a4-4267-8ae1-52b24c1e6a98.png?v=1788923486 Cilastatin sodium, 98% | 81129-83-1 Cilastatin sodium, 98%|308024|81129-83-1 https://www.jk-sci.com/products/a01306388 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/306388_0bd2a549-5919-43fa-af1d-7a744a4c5be0.png?v=1790211569 Methyl myristate, 98% | 124-10-7 Methyl myristate, 98%|306388|124-10-7 https://www.jk-sci.com/products/a01308289 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308289.png?v=1788923480 1-Acetyl-1-cyclohexene, 97% | 932-66-1 1-Acetyl-1-cyclohexene, 97%|308289|932-66-1 https://www.jk-sci.com/products/a01308447 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308447.png?v=1790211530 Dacarbazine, 97.5%, an antineoplastic agent | 4342-03-4 Dacarbazine, 97.5%, an antineoplastic agent|308447|4342-03-4 https://www.jk-sci.com/products/a01308896 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308896.png?v=1788923456 3-Hydroxyxanthen-9-one, 98% | 3722-51-8 3-Hydroxyxanthen-9-one, 98%|308896|3722-51-8 https://www.jk-sci.com/products/a01309660 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/309660.png?v=1790211517 Bis(4-iodophenyl)amine, 97% | 20255-70-3 Bis(4-iodophenyl)amine, 97%|309660|20255-70-3 https://www.jk-sci.com/products/a01308941 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308941.png?v=1788923452 4-Methylbenzophenone, 97% | 134-84-9 4-Methylbenzophenone, 97%|308941|134-84-9 https://www.jk-sci.com/products/a01310725 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/310725.png?v=1787991902 Methyl 3-cyanobenzoate, 98% | 13531-48-1 Methyl 3-cyanobenzoate, 98%|310725|13531-48-1 https://www.jk-sci.com/products/a01311161 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2735b2007e4168822a0a350651de6dd5_7a8e34e0-ed7a-4214-9b92-2df7619b9f14.jpg?v=1790085960 Tetrakis(acetonitrile)copper(I)hexafluorophosphate, 97% | 64443-05-6 Tetrakis(acetonitrile)copper(I)hexafluorophosphate, 97%|311161|64443-05-6 https://www.jk-sci.com/products/a01310797 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/310797.png?v=1790211500 2-Fluoro-4-nitrobenzoic acid, 98% | 403-24-7 2-Fluoro-4-nitrobenzoic acid, 98%|310797|403-24-7 https://www.jk-sci.com/products/a01311898 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/311898.png?v=1790211489 1-Butylpyridinium bromide, 99% | 874-80-6 1-Butylpyridinium bromide, 99%|311898|874-80-6 https://www.jk-sci.com/products/a01312460 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312460.png?v=1790211475 3-Isobutyl-1-methylxanthine, 99%, a broad-spectrum phosphodiesterase (PDE) inhibitor, with IC50s of 6.5, 26.3 and 31.7 μM for PDE3, PDE4 and PDE5, respectively | 28822-58-4 3-Isobutyl-1-methylxanthine, 99%, a broad-spectrum phosphodiesterase (PDE) inhibitor, with IC50s of 6.5, 26.3 and 31.7 μM for PDE3, PDE4 and PDE5, respectively|312460|28822-58-4 https://www.jk-sci.com/products/a01312727 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312727.png?v=1790211471 2,5-Furandicarboxylic acid, 97% | 3238-40-2 2,5-Furandicarboxylic acid, 97%|312727|3238-40-2 https://www.jk-sci.com/products/a01313356 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313356.png?v=1790085953 Fmoc-1-amino-4,7,10-trioxa-13-tridecanamine succinimic acid, 95% | 172089-14-4 Fmoc-1-amino-4,7,10-trioxa-13-tridecanamine succinimic acid, 95%|313356|172089-14-4 https://www.jk-sci.com/products/a01314105 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/324105.png?v=1790211452 2,5-Diphenyl-1,3,4-oxadiazole, 97% | 725-12-2 2,5-Diphenyl-1,3,4-oxadiazole, 97%|314105|725-12-2 https://www.jk-sci.com/products/a01314109 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/314109.png?v=1788923335 (R)-3-(Fmoc-amino)-3-phenylpropionic acid, 98% | 220498-02-2 (R)-3-(Fmoc-amino)-3-phenylpropionic acid, 98%|314109|220498-02-2 https://www.jk-sci.com/products/a01314673 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/314673.png?v=1790211436 Methyl gallate, 99% | 99-24-1 Methyl gallate, 99%|314673|99-24-1 https://www.jk-sci.com/products/ts246cs-0043094 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a18c6803e99318fa92eb5a9b893753bb.jpg?v=1791343191 8-Chloro-3-fluoro-1,5-naphthyridine, 95% | 1151802-02-6 8-Chloro-3-fluoro-1,5-naphthyridine|CS-0043094|1151802-02-6 https://www.jk-sci.com/products/ts246cs-0043104 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8169321a07a537a18f7df70627b379a7.jpg?v=1791343181 (R)-2-(Benzylamino)-3-hydroxypropanoic acid, 98% | 106910-77-4 (R)-2-(Benzylamino)-3-hydroxypropanoic acid|CS-0043104|106910-77-4 https://www.jk-sci.com/products/ts246cs-0043115 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/52a825e991a6076848d5b6ace18bd9d7.jpg?v=1791343161 Pyridin-4-ylmethanol hydrobromide, 95% | 65737-59-9 Pyridin-4-ylmethanol hydrobromide|CS-0043115|65737-59-9 https://www.jk-sci.com/products/s57c4x-15222 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1f29a1c0-9ea9-4593-9994-eabf16319aab.png?v=1791376894 Aztreonam Impurity 2, 93.40% Aztreonam Impurity 2|C4X-15222 https://www.jk-sci.com/products/s57c4x-15226 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6438cb7e5efea757304c3cf82ff7daaa.jpg?v=1791376890 Desulfo Aztreonam(Aztreonam USP RC D), 91.90% | 102579-59-9 Desulfo Aztreonam(Aztreonam USP RC D)|C4X-15226|102579-59-9 https://www.jk-sci.com/products/s57c4x-15231 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b447d6909b4b807ce24d4d9fddc6427c.jpg?v=1791376881 Rebamipide Impurity 1, 98.60% | 94670-39-0 Rebamipide Impurity 1|C4X-15231|94670-39-0 https://www.jk-sci.com/products/s57c4x-152313 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/268433.png?v=1791376880 Rebamipide, 98.50% | 90098-04-7 Rebamipide|C4X-152313|90098-04-7 https://www.jk-sci.com/products/s57c4x-15228 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f84934dad319f5dfd9b775b5e1f6d8db.jpg?v=1791376886 Aztreonam E-Isomer(Aztreonam USP RC E), 88.30% | 99341-02-3 Aztreonam E-Isomer(Aztreonam USP RC E)|C4X-15228|99341-02-3 https://www.jk-sci.com/products/s57c4x-152319 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/502833.png?v=1791376873 Rebamipide impurity 19, Purity: 98.4% | 698-16-8 Rebamipide impurity 19|C4X-152319|698-16-8 https://www.jk-sci.com/products/s57c4x-15233 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3e96a4eeff7bf6eabd5934a9733bda4_48ddfbac-6d38-44a5-a2cd-7fa916cfac3f.jpg?v=1791376868 Rebamipide Impurity 3, 98.40% | 90098-05-8 Rebamipide Impurity 3|C4X-15233|90098-05-8 https://www.jk-sci.com/products/s57c4x-15237 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e661704efc85051cc88f909e84e85b9c.jpg?v=1791376868 Rebamipide Impurity 7, 94.60% | 90098-08-1 Rebamipide Impurity 7|C4X-15237|90098-08-1 https://www.jk-sci.com/products/s57c4x-1525108 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_74f21de0-be56-41e5-b018-6ad063bd423f.png?v=1791376855 N-Nitroso Formoterol Impurity 108, 99.30% N-Nitroso Formoterol Impurity 108|C4X-1525108 https://www.jk-sci.com/products/s57c4x-152517 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7600467980a5aa98826eedd9883d0ea.jpg?v=1791376857 N-(5-Formyl-2-hydroxyphenyl)formamide, 94.80% | 903563-43-9 N-(5-Formyl-2-hydroxyphenyl)formamide|C4X-152517|903563-43-9 https://www.jk-sci.com/products/s57c4x-152522 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/322ca43a0c59a8ec964e32bd3938eb7f_82e9d4d9-b578-4ecd-b335-6293370a1e1d.jpg?v=1791376846 Formoterol Impurity 22 HCl, 97.50% | 1049695-95-5 Formoterol Impurity 22 HCl|C4X-152522|1049695-95-5 https://www.jk-sci.com/products/s57c4x-15256 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/472ac2ed77c43c084e34613fceca130a.jpg?v=1791376835 Formoterol EP Impurity F (Mixture of Diastereomers), 82.10% | 1795129-59-7 Formoterol EP Impurity F (Mixture of Diastereomers)|C4X-15256|1795129-59-7 https://www.jk-sci.com/products/s57c4x-15254 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e31ff6dba72ca156eb70b5a53cfb5c2.jpg?v=1791376840 Formoterol EP Impurity D, 95.50% | 1795133-96-8 Formoterol EP Impurity D|C4X-15254|1795133-96-8 https://www.jk-sci.com/products/s57c4x-152584 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14353446-fd31-4cb4-bacc-c450fc29e190.png?v=1791376835 N-Nitroso-(R,R)-Formoterol, 99.10% N-Nitroso-(R,R)-Formoterol|C4X-152584 https://www.jk-sci.com/products/s57c4x-15259 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3adf14415111bc23e2d3f4d8b3ee329.jpg?v=1791376829 Formoterol EP Impurity I (Enantiomer Mixture), 94.50% | 532414-36-1 Formoterol EP Impurity I (Enantiomer Mixture)|C4X-15259|532414-36-1 https://www.jk-sci.com/products/s57c4x-15262 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df523503fbd3e65b2bc45e3045b7c0d8.jpg?v=1791376823 Thioctic acid Impurity 2, 95.70% | 108015-78-7 Thioctic acid Impurity 2|C4X-15262|108015-78-7 https://www.jk-sci.com/products/s57c4x-151027 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_63721e59-5fbf-414c-9a60-f7d531323019.png?v=1791377109 Calcitriol Impurity 27, 78.80% Calcitriol Impurity 27|C4X-151027 https://www.jk-sci.com/products/s57c4x-151120 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f23219a7-6cf7-4d81-87d5-ccd8019e49c9.png?v=1791377098 N-Nitroso Mirtazapine EP Impurity D, 97.70% N-Nitroso Mirtazapine EP Impurity D|C4X-151120 https://www.jk-sci.com/products/s57c4x-15116 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8711f0020ca520a58f1d5be2b218d33.jpg?v=1791377090 Mirtazapine EP Impurity D HCl, Purity: 97.5% | 1188265-41-9 Mirtazapine EP Impurity D HCl|C4X-15116|1188265-41-9 https://www.jk-sci.com/products/s57c4x-15131 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33fad9a81f1b0028f66577325de818e7.jpg?v=1791377084 Doxofylline Impurity 1, 93.10% | 1429636-74-7 Doxofylline Impurity 1|C4X-15131|1429636-74-7 https://www.jk-sci.com/products/s57c4x-151478 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5075d993c55f31a4a896e2abfbb534aa.jpg?v=1791377003 Noradrenalone EP Impurity B, 98.10% | 499-61-6 Noradrenalone EP Impurity B|C4X-151478|499-61-6 https://www.jk-sci.com/products/s57c4x-151321 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ab1cf2eb-8f02-4405-8ef9-3161e73063dc.png?v=1791377072 Doxofylline Impurity 21, Purity: 95.4% Doxofylline Impurity 21|C4X-151321 https://www.jk-sci.com/products/s57c4x-15156 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f254aecc2b9a6439f073c7b742cf1f40.jpg?v=1791376980 Mycophenolate Mofetil EP Impurity C (Z-isomer), 99.70% | 2286278-51-9 Mycophenolate Mofetil EP Impurity C (Z-isomer)|C4X-15156|2286278-51-9 https://www.jk-sci.com/products/s57c4x-152236 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_718848fb-d533-4491-be9a-28bf3a69b5de.png?v=1791376890 Aztreonam Dimer Impurity 36, 94.40% Aztreonam Dimer Impurity 36|C4X-152236 https://www.jk-sci.com/products/s57c4x-15234 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a4a77f272b60339daeb0f5f96f3bd0c.jpg?v=1791376868 Rebamipide Impurity 4, 94.50% | 100342-53-8 Rebamipide Impurity 4|C4X-15234|100342-53-8 https://www.jk-sci.com/products/s57c4x-152314 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/319699_63867589-176c-4366-a7cc-7d39bd544d27.png?v=1791376874 Rebamipide Impurity 14, 99.60% | 619-56-7 Rebamipide Impurity 14|C4X-152314|619-56-7 https://www.jk-sci.com/products/s57c4x-15229 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ca7036d67d8b2b41d8db9fdaae48737.jpg?v=1791376885 Aztreonam Ethyl Ester(Aztreonam USP RC F), 90.60% | 102579-57-7 Aztreonam Ethyl Ester(Aztreonam USP RC F)|C4X-15229|102579-57-7 https://www.jk-sci.com/products/s57c4x-15253 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6f42e6cb9587952fb671144938e8ca1.jpg?v=1791376840 Formoterol EP Impurity C, 96.30% | 1795135-61-3 Formoterol EP Impurity C|C4X-15253|1795135-61-3 https://www.jk-sci.com/products/s57c4x-152513 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33454bae8edd5f8c71fe7d3b817edd5f.jpg?v=1791376857 Formoterol EP Impurity A, 95.20% | 150513-24-9 Formoterol EP Impurity A|C4X-152513|150513-24-9 https://www.jk-sci.com/products/s57c4x-15258 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3d7d6a08-caba-4627-a8e7-7dd6b7d5c3eb.png?v=1791376834 Formoterol EP Impurity H (Enantiomer Mixture), 93.90% Formoterol EP Impurity H (Enantiomer Mixture)|C4X-15258 https://www.jk-sci.com/products/s57c4x-15261 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/362901_bd0d7d4e-300e-47c9-8ab9-d27fb8b54b51.png?v=1791376827 Thioctic acid Impurity 1, 90.60% | 462-20-4 Thioctic acid Impurity 1|C4X-15261|462-20-4 https://www.jk-sci.com/products/s57c4x-152661 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/600436.png?v=1791376810 Thioctic acid impurity 61, Purity: 96.7% | 26825-92-3 Thioctic acid impurity 61|C4X-152661|26825-92-3 https://www.jk-sci.com/products/s57c4x-152710 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9bfe4b07be465d5f9441871b0b1c029e.jpg?v=1791376806 Abacavir EP Impurity C, 92.40% | 124752-25-6 Abacavir EP Impurity C|C4X-152710|124752-25-6 https://www.jk-sci.com/products/s57c4x-15265 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540981_d0fe1b95-2b7b-42b4-b5d5-3a32117c0107.png?v=1791376817 (R)-α-Lipoic Acid, 99.90% | 1200-22-2 (R)-α-Lipoic Acid|C4X-15265|1200-22-2 https://www.jk-sci.com/products/s57c4x-152659 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/332860.png?v=1791376816 Thioctic acid impurity 59, Purity: 97.8% | 28598-81-4 Thioctic acid impurity 59|C4X-152659|28598-81-4 https://www.jk-sci.com/products/s57c4x-15313 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494794.png?v=1791376800 Diclofenac Methyl Ester (Aceclofenac EP Impurity B), Purity: 99.8% | 15307-78-5 Diclofenac Methyl Ester (Aceclofenac EP Impurity B)|C4X-15313|15307-78-5 https://www.jk-sci.com/products/s57c4x-15277 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/919422da75d027bf526e09350ee42586_bf97c9d5-97eb-44af-9768-d1de43da64c0.jpg?v=1791376800 Abacavir Impurity 7, 85.60% | 120503-69-7 Abacavir Impurity 7|C4X-15277|120503-69-7 https://www.jk-sci.com/products/s57c4x-153214 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d1565008b3ddf3fa2318576b68a072a.jpg?v=1791376789 Acetylcysteine Impurity 14, 98.50% | 62305-89-9 Acetylcysteine Impurity 14|C4X-153214|62305-89-9 https://www.jk-sci.com/products/s57c4x-15321 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cd26c89ffbb311b6f7b73341516bf9e.jpg?v=1791376794 N-Acetyl-D-cysteine, 94.80% | 26117-28-2 N-Acetyl-D-cysteine|C4X-15321|26117-28-2 https://www.jk-sci.com/products/s57c4x-153212 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599318.png?v=1791376788 Acetylcysteine Impurity 12, 91.70% | 1115-65-7 Acetylcysteine Impurity 12|C4X-153212|1115-65-7 https://www.jk-sci.com/products/s57c4x-153234 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/483364_981a72d2-cab1-46a2-9bf4-5e4bd2d68d50.png?v=1791376771 L-Cystine, 98.90% | 56-89-3 L-Cystine|C4X-153234|56-89-3 https://www.jk-sci.com/products/s57c4x-153236 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93b1f0bc1c6c7c1af8069a06bac91782_2867ef7b-df72-49c6-8f62-371428e6c760.jpg?v=1791376762 Acetylcysteine Impurity 36, 96.70% | 18725-37-6 Acetylcysteine Impurity 36|C4X-153236|18725-37-6 https://www.jk-sci.com/products/s57c4x-153238 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519855_c4bf69ce-9698-4b31-9e76-0e5b99891893.png?v=1791376757 Acetylcysteine Impurity 38, 92.30% | 5545-17-5 Acetylcysteine Impurity 38|C4X-153238|5545-17-5 https://www.jk-sci.com/products/s57c4x-153222 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_84c2dfcd-4b43-4cd9-8291-9a42f7ae609b.png?v=1791376778 Acetylcysteine Impurity 22, Purity: 95.6% Acetylcysteine Impurity 22|C4X-153222 https://www.jk-sci.com/products/s57c4x-153523 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f31969ba2afa240ef9e7c5336b351c69.jpg?v=1791376745 Albendazole Impurity 23, Purity: 94.3% | 21729-98-6 Albendazole Impurity 23|C4X-153523|21729-98-6 https://www.jk-sci.com/products/s57c4x-153229 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e36ba2e-606c-4313-b4dc-3416ac79c922.png?v=1791376773 Acetylcysteine Impurity 29, 84.50% Acetylcysteine Impurity 29|C4X-153229 https://www.jk-sci.com/products/s57c4x-15351 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b58d3a868cc1b5cb9385246f588f6350.jpg?v=1791376751 Albendazole EP Impurity A, Purity: 98.6% | 80983-36-4 Albendazole EP Impurity A|C4X-15351|80983-36-4 https://www.jk-sci.com/products/s57c4x-15356 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/defe95c2716f12e453d680935283da8a.jpg?v=1791376733 Albendazole EP Impurity F, Purity: 99.1% | 80983-45-5 Albendazole EP Impurity F|C4X-15356|80983-45-5 https://www.jk-sci.com/products/s57c4x-153916 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51afbf46db2e77ee71d553b325f7b5ce.jpg?v=1791376720 Alverine EP Impurity D, 96.60% | 2732347-30-5 Alverine EP Impurity D|C4X-153916|2732347-30-5 https://www.jk-sci.com/products/s57c4x-15354 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/245303_56f7175b-f78b-4d74-a368-1262acdfcdd2.png?v=1791376744 Albendazole EP Impurity D, Purity: 99.7% | 80983-34-2 Albendazole EP Impurity D|C4X-15354|80983-34-2 https://www.jk-sci.com/products/s57c4x-153910 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ab0d7c07-bc46-46bf-90cd-d6b40f8d0e21.png?v=1791376726 Alverine Impurity 10 HCl, 99.30% Alverine Impurity 10 HCl|C4X-153910 https://www.jk-sci.com/products/s57c4x-15393 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1ec0bbc9846d1c8b28959a20fc13b00.jpg?v=1791376720 Alverine EP Impurity E HCl, 93.60% | 878784-75-9 Alverine EP Impurity E HCl|C4X-15393|878784-75-9 https://www.jk-sci.com/products/s57c4x-1537 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/812772.png?v=1791376732 Aliskiren, 91.10% | 173334-57-1 Aliskiren|C4X-1537|173334-57-1 https://www.jk-sci.com/products/s57c4x-15411 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0587b22f9b393d1fbb073c59be986d6e.jpg?v=1791376714 Nortriptyline-d3 HCl, Purity>95% | 203784-52-5 Nortriptyline-d3 HCl|C4X-15411|203784-52-5 https://www.jk-sci.com/products/s57c4x-15414 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278434.png?v=1791376708 Amitriptyline EP Impurity B, 99.20% | 6202-23-9 Amitriptyline EP Impurity B|C4X-15414|6202-23-9 https://www.jk-sci.com/products/s57c4x-15416 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300679.png?v=1791376704 Amitriptyline-d3*HCl, Purity>90% | 342611-00-1 Amitriptyline-d3*HCl|C4X-15416|342611-00-1 https://www.jk-sci.com/products/s57c4x-154214 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c16f5bfa-4a3e-438d-958d-588ffe10a940.png?v=1791376697 AmorolfineEP Impurity I HCl, 96.20% AmorolfineEP Impurity I HCl|C4X-154214 https://www.jk-sci.com/products/s57c4x-154211 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7faed419-9ca4-4564-bc82-383376400d3c.png?v=1791376701 Amorolfine EP Impurity D HCl, 99.80% Amorolfine EP Impurity D HCl|C4X-154211 https://www.jk-sci.com/products/s57c4x-154221 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7a9b7896-0aa2-464a-810c-8bd96becb3d7.png?v=1791376692 Amorolfine EP impurity M HCl, 95.60% Amorolfine EP impurity M HCl|C4X-154221 https://www.jk-sci.com/products/s57c4x-154241 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96cf34f7907e357a7f1618b233696a7e.jpg?v=1791376683 Amorolfine Impurity 41, 95.80% | 5445-77-2 Amorolfine Impurity 41|C4X-154241|5445-77-2 https://www.jk-sci.com/products/s57c4x-154224 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef3af6df59e26e0c8a7eb4ddb7dde6d5.jpg?v=1791376692 Amorolfine EP Impurity G HCl, 97.40% | 1260498-35-8 Amorolfine EP Impurity G HCl|C4X-154224|1260498-35-8 https://www.jk-sci.com/products/s57c4x-15426 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/375b255338b00f6148dd59df6b586c6c.jpg?v=1791376682 Amorolfine EP Impurity F, 95.60% | 106614-66-8 Amorolfine EP Impurity F|C4X-15426|106614-66-8 https://www.jk-sci.com/products/s57c4x-154227 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_efeae933-567a-4d84-bb6d-5fef42d1457d.png?v=1791376686 Amorolfine EP impurity M, 98.10% Amorolfine EP impurity M|C4X-154227 https://www.jk-sci.com/products/s57c4x-15429 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c74742a-d87a-4135-9f29-ed697a7b5e2d.png?v=1791376675 Amorolfine EP Impurity H HCl, 98.30% Amorolfine EP Impurity H HCl|C4X-15429 https://www.jk-sci.com/products/s57c4x-154910 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792708.png?v=1791376667 Atenolol EP Impurity J, 90.20% | 81346-71-6 Atenolol EP Impurity J|C4X-154910|81346-71-6 https://www.jk-sci.com/products/s57c4x-1545 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/831597.png?v=1791376670 Argireline, 90.20% | 616204-22-9 Argireline|C4X-1545|616204-22-9 https://www.jk-sci.com/products/s57c4x-15494 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49db7e051696975612ef91177db2cec8.jpg?v=1791376658 Atenolol EP Impurity D, Purity: 99.0% | 115538-83-5 Atenolol EP Impurity D|C4X-15494|115538-83-5 https://www.jk-sci.com/products/s57c4x-154917 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c6656b696782fe7c69a5e043c506ac9_caeb6208-6ffa-4966-8639-f27e91154c5c.jpg?v=1791376664 Atenolol EP Impurity A, 98.50% | 17194-82-0 Atenolol EP Impurity A|C4X-154917|17194-82-0 https://www.jk-sci.com/products/s57c4x-155010 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/234406030b87e54b4d85b0b43f471614.jpg?v=1791376643 Atomoxetine EP Impurity B HCl, 97.60% | 82857-39-4 Atomoxetine EP Impurity B HCl|C4X-155010|82857-39-4 https://www.jk-sci.com/products/s57c4x-15496 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/841e3a7700fe339593f79efb4aa98499.jpg?v=1791376653 Atenolol EP Impurity F, 98.20% | 87619-83-8 Atenolol EP Impurity F|C4X-15496|87619-83-8 https://www.jk-sci.com/products/s57c4x-15498 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3510231bf0952f9f7d8d36d94517b6d5.jpg?v=1791376648 Atenolol EP Impurity H, Purity: 98.4% | 29277-73-4 Atenolol EP Impurity H|C4X-15498|29277-73-4 https://www.jk-sci.com/products/s57c4x-155018 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_93dff816-c93d-4fed-9464-e32e9cd22f54.png?v=1791376635 Atomoxetine Impurity 18, Purity: 98.7% Atomoxetine Impurity 18|C4X-155018 https://www.jk-sci.com/products/s57c4x-155028 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac81033782f27276571df4923a4a82e1.jpg?v=1791376632 rac-Atomoxetine EP Impurity C HCl, Purity: 99.8% | 873310-31-7 rac-Atomoxetine EP Impurity C HCl|C4X-155028|873310-31-7 https://www.jk-sci.com/products/s57c4x-15503 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ee1da35ad4bc9531fe0140ad05667ef.jpg?v=1791376627 Atomoxetine EP Impurity C HCl, 96.50% | 1643684-06-3 Atomoxetine EP Impurity C HCl|C4X-15503|1643684-06-3 https://www.jk-sci.com/products/s57c4x-155036 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc2b7b24d5e6ec9a8e8adacc4396e607.jpg?v=1791376628 Atomoxetine impurity 36, 96.60% | 2659259-65-9 Atomoxetine impurity 36|C4X-155036|2659259-65-9 https://www.jk-sci.com/products/s57c4x-15506 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/528505_787159bb-1a49-465c-ad51-783871a3af54.png?v=1791376622 Atomoxetine EP Impurity E, 98.90% | 17199-29-0 Atomoxetine EP Impurity E|C4X-15506|17199-29-0 https://www.jk-sci.com/products/s57c4x-1551 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/469909.png?v=1791376617 Atovaquone, 98.50% | 95233-18-4 Atovaquone|C4X-1551|95233-18-4 https://www.jk-sci.com/products/s57c4x-15515 2026-10-08T05:11:56-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad75f532a358b43f52ca6547ab2aadc7.jpg?v=1791376615 Atovaquone EP Impurity A, 99.90% | 2517583-91-2 Atovaquone EP Impurity A|C4X-15515|2517583-91-2