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| Country: | United States |
|---|---|
| Tel: | +86-0714-3992388 |
| Mobile: | +86-15391658522 |
| E-mail: | overseasales@yongstandards.com |
| QQ: | 2853117752 |
| Skype: | Chat Now! |
| Address: | No.176,Hangzhou West Road, Xialu Area, Huangshi |
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China National Standard Pharmaceutical Corporation Limited is a strict standard company. Its main members are former senior employees from EDQM and The United States Pharmacopeial Convention. Standardpharm Co., Ltd. work together with Standardpharm CHN Co., Ltd. to serve scientists in the field of generic pharmaceuticals and innovative pharmaceuticals worldwide.
Standardpharm Co., Ltd. is a professional company specializing in the custom synthesis of pharmaceutical reference standards for biomedical and pharmaceutical research. We supply reference standards worldwide to clients base that includes major biotechnology corporations, pharmaceutical and diagnostic companies, clinical and bio-analytical CROs, manufacturers of specialty chemicals, as well as hospital researchers, universities and various other research institutions, including EDQM, USP, BP, JP, CHP, and Pfizer, TEVA, etc.
Standardpharm has over 600,000 products in 10 application area, including: Pharmaceutical Impurities, Pesticide and Veterinary Pharmaceutical Residues, Isotopes, Essence and Pigment, Criminal Justice Medicine, Natural pharmaceutical Extraction, Cosmetic, Environmental Protection, Food safety, Industrial Auxiliary Materials. Certificate of Analysis (COA) will be provided for all these products which characterized using HPLC/GC, MS, HNMR, synthetic route, spectrum analysis and other testing (CNMR, FNMR, COSY, NOESY, DEPT, HMBC, HMQC, HSQC, IR, UV, QNMR, TGA, elemental analysis, etc. ) as requested spectra by our clients. And STD Promises to return or exchange the goods to solve the problem as quickly as possible if any quality problem is found within the contractual period. STD has inventory in both China and the United States to ensure the fastest delivery for customers.
Welcome to consult us by email in any time.
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| Product Name | MF | CAS | Details |
|---|
| Carvedilol Impurity 2（Carvedilol EP Impurity B） | C39H39N3O6 | 918903-20-5 | Details |
| Cefazolin Impurity 3（Cefazolin EP Impurity C）（Cefazolin USP RC H） | C11H12N6O4S | 56842-77-4 | Details |
| Cefazolin Impurity 6（Cefazolin EP Impurity G）（Cefazolin USP RC I） | C11H10N6O4S | 1172998-53-6 | Details |
| Carvedilol Impurity 16 | C15H15NO3 | 123119-89-1 | Details |
| Cefathiamidine Impurity 26 | C17H26N4O4S2 | 1417570-09-2 | Details |
| Cefazolin Impurity 7（Cefazolin EP Impurity A） | C11H12N4O3S3 | 30246-33-4 | Details |
| Cefdinir Impurity 14 (Cefdinir CP Impurity O) | C14H14N4O4S2 | 79350-10-0 | Details |
| Cefazolin Impurity 5（Cefazolin EP Impurity E） | C3H4N2S2 | 29490-19-5 | Details |
| Carvedilol Impurity 13 | C15H13NO2 | 51997-51-4 | Details |
| Carvedilol Impurity 30 | C23H24N2O4 | 72956-44-6 | Details |
| Cefazedone Impurity 21 | C16H21N3O8S | 909885-59-2 | Details |
| Cefathiamidine Impurity 14 | C14H19N3O6S | 26924-74-3 | Details |
| Carvedilol Impurity 11（(S)-Isomer） | C24H26N2O4 | 95094-00-1 | Details |
| Carvedilol Impurity 12 | C24H26N2O5 | 142227-49-4 | Details |
| Catechin Impurity 1 ((-)-Epigallocatechin Gallate) (EGCG) | C22H18O11 | 989-51-5 | Details |
| Cefalexin Impurity 25 | C8H10N2O3S | 56487-68-4 | Details |
| Cefalexin Impurity 11 | C16H17N3O5S | 56193-21-6 | Details |
| Cefathiamidine Impurity 1（Desacetyl Cefathiamidine） | C17H26N4O5S2 | 958001-61-1 | Details |
| Cefazolin Impurity 19 | C7H13N5O3 | 1809086-26-7 | Details |
| Cefathiamidine Impurity 23（Desacetyl Cephalosporin C Disodium Salt） | Details |
| Cefaclor Impurity 52 | C8H10N2O4S | 131722-58-2 | Details |
| Cefathiamidine Impurity 9 | C12H13BrN2O6S | 26973-80-8 | Details |
| Carotene Impurity 2(Carotene EP Impurity B)(γ-Carotene) | C40H56 | 472-93-5 | Details |
| Carvedilol Impurity 7 Monomer | C9H13NO2 | 1836-62-0 | Details |
| Carvedilol Impurity 17 | C17H15NO4 | 26646-63-9 | Details |
| Cefdinir Impurity 1(3-Methyl) (Cefdinir CP Impurity G) | C13H13N5O5S2 | 71091-93-5 | Details |
| Cefadroxil Impurity 2 | C5H6O2S | 34876-35-2 | Details |
| Cefazolin Impurity 8（Cefazolin EP Impurity I）（Cefazolin USP RC L） | C14H16N8O5S3 | 1675244-99-1 | Details |
| Cefadroxil Impurity 4（Cefadroxil EP Impurity D） | C16H17N3O5S | 144790-28-3 | Details |
| Carotene Impurity 11 | C40H58 | 58218-99-8 | Details |
| Carotene Impurity 12 | C40H54 | 547-23-9 | Details |
| Cefalexin Impurity 7 | C16H17N3O4S | 59865-11-1 | Details |
| Carvedilol Impurity 9 | C40H42N4O6 | 1346602-98-9 | Details |
| Cefalexin Impurity 6（Cefalexin EP Impurity F） | C16H17N3O4S | 79750-46-2 | Details |
| Cefalexin Impurity 3（Cefalexin EP Impurity C） | C24H24N4O5S | 72528-40-6 | Details |
| Cefathiamidine Impurity 6 | C17H24N4O4S2 | 905712-22-3 | Details |
| Cefazolin Impurity 2（Cefazolin EP Impurity B）（Cefazolin USP RC N） | C16H20N4O4S3 | 1798390-48-3 | Details |
| Cefadroxil Impurity 22 | C24H24N4O7S | 147103-95-5 | Details |
| Cefazolin Impurity 9（Cefazolin EP Impurity J） | C11H12N6O5S | 1675245-00-7 | Details |
| Cefazolin Impurity 25 | C3H4N4O2 | 21743-64-6 | Details |
| Cefaclor Impurity 53 | C16H17N3O4S | 79814-91-8 | Details |
| Carvedilol Impurity 5 | C27H22N2O3 | 1276477-91-8 | Details |
| Cefdinir Impurity 11 | C13H11N3O6S | 1356842-10-8 | Details |
| Caspofungin Impurity 38 | C51H86N10O15 | 1202167-57-4 | Details |
| Cefazolin Impurity 10（Cefazolin EP Impurity K） | C14H15N9O3S3 | 1391053-58-9 | Details |
| Cefazolin Impurity 12（Cefazolin USP RC A） | C3H4N4O2 | 21732-17-2 | Details |
| Cefaclor Impurity 28 | C10H10N2O2 | 21746-02-1 | Details |
| Cefcapene Pivoxil Impurity 12 | C7H11ClO4 | 133217-74-0 | Details |
| Carvedilol Impurity 18 | C18H17NO3 | 1198090-71-9 | Details |
| Carvedilol Impurity 25 | C15H13NO2 | 51997-50-3 | Details |
| Caspofungin Impurity 5(Impurity E) | C52H86N10O16 | 1404083-47-1 | Details |
| Cefazedone Impurity 2 | C16H21N3O8S | 61-24-5 | Details |
| Cefaclor Impurity 56 | C16H19N3O5S | 122716-11-4 | Details |
| Cefaclor Impurity 43 | C10H12N2O3 | 6453-64-1 | Details |
| Cefaclor Impurity 18 | C9H8N2O2 | 27534-86-7 | Details |
| Carvedilol Impurity 7 | C9H14ClNO2 | 64464-07-9 | Details |
| Carvedilol Impurity 1（Carvedilol EP Impurity A） | C36H43N3O7 | 1198090-73-1 | Details |
| Cefaclor Impurity 5（Cefaclor EP Impurity E） | C14H14ClN3O4S | 188915-50-6 | Details |
| Cefalexin Impurity 8 | C11H10N2O3 | 142975-48-2 | Details |
| Cefathiamidine Impurity 25 | C12H12Cl2N2O6S | 28307-26-8 | Details |
| Cefcapene Pivoxil Impurity 4 (Cefcapene) | C17H19N5O6S2 | 135889-00-8 | Details |
| Cefaclor Impurity 51 | C8H10N2O3S | 220275-58-1 | Details |
| Cefazolin Impurity 33 | C3H9N3OS2 | 1342821-58-2 | Details |
| Carvone Impurity 5 (β-Phellandrene) | C10H16 | 555-10-2 | Details |
| Cefazolin Impurity 4（Cefazolin EP Impurity D）（Cefazolin USP RC J） | C13H14N6O6S | 32510-61-5 | Details |
| Cefaclor Impurity 42 | C10H8N2O | 2882-18-0 | Details |
| Cefalexin Impurity 10 | C16H17N3O4S | 34632-04-7 | Details |
| Cefaclor Impurity 48 | C20H20N4O2 | 2832709-27-8 | Details |
| Carvedilol Impurity 14 | C27H32N2O4 | 1246819-01-1 | Details |
| Cefazedone Impurity 1 | C7H5Cl2NO3 | 56187-37-2 | Details |
| Cefadroxil Impurity 1 | C13H18N2O4S | 146794-70-9 | Details |
| Cefalexin Impurity 24 | C8H10N2O3S | 72059-35-9 | Details |
| Catechin Impurity 11 (Epicatechin) | C15H14O6 | 35323-91-2 | Details |
| Cefathiamidine Impurity 24 | C12H13ClN2O6S | 28240-16-6 | Details |
| Carvedilol Impurity 10（(R)-Isomer） | C24H26N2O4 | 95093-99-5 | Details |
| Cefaclor Impurity 2（Cefaclor EP Impurity B） | C7H7ClN2O3S | 53994-69-7 | Details |
| Cefaclor Impurity 29 | C10H12N2O3 | 833-40-9 | Details |
| Cefaclor Impurity 57 | C16H17N3O4S | 65870-52-2 | Details |
| Caspofungin Impurity 1 | C51H86N10O15 | 2142583-73-9 | Details |
| Cefaclor Impurity 19 | C10H14N2O | 1161012-23-2 | Details |
| Cefadroxil Impurity 23 | C9H11NO3 | 26531-82-8 | Details |
| Carvedilol Impurity 6（Carvedilol USP Related Compound F） | C24H30N2O4 | 1246820-73-4 | Details |
| Cefdinir Impurity 13 (Cefdinir CP Impurity M) | C14H13N5O5S2 | 946573-41-7 | Details |
| Carvedilol Impurity 4（Carvedilol EP Impurity D） | C39H39N3O6 | 1391052-16-6 | Details |
| Cefalexin Impurity 12 | C16H17N3O4S | 67308-21-8 | Details |
| Cefadroxil Impurity 9（Cefadroxil USP RC I） | C16H17N3O5S | 147103-94-4 | Details |
| Cefdinir Impurity 12 | C14H12N4O5S2 | 79350-14-4 | Details |
| Cefadroxil Impurity 5（Cefadroxil EP Impurity E） | C11H11N3O3 | 147103-93-3 | Details |
| Carvedilol Impurity 31 | C15H14ClNO2 | 1187921-93-2 | Details |
| Cefaclor Impurity 4（Cefaclor EP Impurity D） | C15H14ClN3O4S | 152575-13-8 | Details |
| Cefaclor Impurity 38 | C9H11NO2 | 24461-61-8 | Details |
| Cefaclor Impurity 11 | C14H13Cl2N3O5S | 53483-70-8 | Details |
| Cefalexin Impurity 15 | C16H16N2O4S | 27255-72-7 | Details |
| Cefalexin Impurity 14 | C16H19N3O5S | 1323247-65-9 | Details |
| Carvedilol Impurity 3（Carvedilol EP Impurity C） | C31H32N2O4 | 72955-94-3 | Details |
| Cefadroxil Impurity 18 | C11H14N2O5S | 72820-16-7 | Details |
| Cefaclor Impurity 3（Cefaclor EP Impurity C） | C15H14ClN3O4S | 143059-69-2 | Details |
| Cefazolin Impurity 13（Cefazolin USP RC B） | C5H7N5O2 | 1797135-60-4 | Details |
| Cefalexin Impurity 1（Cefalexin EP Impurity A） | C8H9NO2 | 875-74-1 | Details |
| Carotene Impurity 10 | C40H58 | 514-90-9 | Details |
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