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Our research center owns well-equipped R&D and production facilities, professional and experienced research teams to assure the quality of our products. we supply products including reference standards for APIs,impurities, intermediates,metabolites,degradation products,antibiotics, amino acid derivatives and etc.
Certificate of Analysis (COA) will be provided for all these materials which characterized using HPLC, MS, NMR spectra, elemental analysis and other testing as requested by our clients.
Our extensive custom synthesis capabilities enable us to provide you with the best quality and competitive price.
成都思天德生物科技有限公司是美国QCC的授权代理商,欢迎药企，研发单位，同行经销商咨询购买，进口的品质，国产的价格。资料齐全，包装规格大小灵活。
联系人：陈斌 13908173537 QQ:919553353
Email: sales@sinostandards.com / 919553353@qq.com
维生素C杂质对照品|Ascorbic Acid Impurity |用途：新药申报，含量测定，定性等。
欢迎咨询我司客服索取优惠报价和更多相关杂质！
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QA190200 Ascorbic Acid
CAS# 50-81-7
M.F.: C6H8O6
M.W.: 176.12
Details
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QA190203 Ascorbic Acid EP Impurity C;Sodium Ascorbate EP Impurity C
CAS# 526-98-7
M.F.: C6H10O7
M.W.: 194.14
Details
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QA190204 Ascorbic Acid EP Impurity D;Sodium Ascorbate EP Impurity D
CAS# 3031-98-9
M.F.: C7H12O7
M.W.: 208.17
Details
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QA190206 Ascorbic Acid EP Impurity F Sodium Salt
CAS# 6381-77-7
M.F.: C6H7NaO6
M.W.: 198.11
Details
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QA190207 Ascorbic Acid EP Impurity G;Sodium Ascorbate EP Impurity G
CAS# 66757-69-5
M.F.: C6H6O7
M.W.: 190.11
Details
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QA190208 Ascorbic Acid EP Impurity H;Sodium Ascorbate EP Impurity H
CAS# 122046-79-1
M.F.: C7H8O7
M.W.: 204.13
Details
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QA190210 L-dehydroascorbic acid
CAS# 490-83-5
M.F.: C6H6O6
M.W.: 174.11
Details
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QA190211 Ascorbic Acid Impurity 11
CAS# NA
M.F.: C10H18O7
M.W.: 250.25
Details
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QG031906 Glucosamine Impurity 6; Ascorbic Acid EP Impurity A;Sodium Ascorbate EP Impurity A
CAS# 98-01-1
M.F.: C5H4O2
M.W.: 96.08
Details
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QR022221 Ribavirin Impurity U;Ascorbic Acid EP Impurity E;Sodium Ascorbate EP Impurity E
CAS# 144-62-7
M.F.: C2H2O4
M.W.: 90.03
Details
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QV701330 L-Ascorbic acid
CAS# 50-81-7
M.F.: C6H8O6
M.W.: 176.12
Details