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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 |
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| Diltiazem Impurity 7（Diltiazem EP Impurity G） | C19H22N2O3S | 81353-09-5 | Details |
| Diquafosol Impurity 20 | C9H15N3O11P2 | 2922-94-3 | Details |
| Diltiazem Impurity 12 | C19H23ClN2O3S | 96252-32-3 | Details |
| Diosmin Impurity 4 (Diosmin EP Impurity D)(6-Iodo Diosmin) | C28H31IO15 | 1431536-92-3 | Details |
| Digoxin Impurity 2(Digoxin EP Impurity B) | C41H64O14 | 4562-36-1 | Details |
| Docetaxel Impurity 13（2-Debenzoyl-2-pentenoyl Docetaxel） | C41H55NO14 | 1412898-66-8 | Details |
| Diosmin Impurity 31 (Eriocitrin) | C27H32O15 | 13463-28-0 | Details |
| Diprophylline Impurity 5 | C9H12N4O4 | 62637-09-6 | Details |
| Diquafosol Impurity 11（URD） | C9H12N2O6 | 58-96-8 | Details |
| Diphenylethanone Impurity 2 | C15H12O2 | 23464-17-7 | Details |
| Dobutamine Impurity 13 | C19H25NO3 | 334947-74-9 | Details |
| Diquafosol Impurity 29 | C18H28N5NaO22P4 | 401618-90-4 | Details |
| Digoxin Impurity 5(Digoxin EP Impurity E) | C41H64O15 | 52589-12-5 | Details |
| Diquafosol Impurity 5 (Ammonium Salt) | 330960-13-9 | Details |
| Diphenhydramine Impurity 17 | C11H16O | 111662-73-8 | Details |
| Diltiazem Impurity 1（Diltiazem EP Impurity A） | C22H27ClN2O4S | 103532-27-0 | Details |
| Disulfiram Impurity 1 | C6H13NS2 | 686-07-7 | Details |
| Diltiazem Impurity 3（Diltiazem EP Impurity C） | C21H25ClN2O4S | 1286126-67-7 | Details |
| Dipivefrine Hydrochloride Impurity 2 (Dipivefrine Hydrochloride EP Impurity B) | C9H11NO3 | 99-45-6 | Details |
| Diquafosol Impurity 9（UP5U） | C18H27N4O26P5 | 211448-70-3 | Details |
| Diquafosol Impurity 12 | C18H26N4O23P4 | 694434-51-0 | Details |
| Diquafosol Impurity 6 (Sodium salt) | C9H17N2NaO18P4 | 1402828-42-5 | Details |
| Diphenhydramine Impurity 13 (Diphenhydramine N-Oxide) | C17H21NO2 | 3922-74-5 | Details |
| Digoxin Impurity 7(Digoxin EP Impurity G) | C41H64O14 | 55576-67-5 | Details |
| Diphenhydramine Impurity 2（Diphenhydramine EP Impurity B） | C18H23NO | 19804-27-4 | Details |
| Dobutamine Impurity 3 HCl（Dobutamine EP Impurity C HCl) | C21H30ClNO3 | 51062-14-7 | Details |
| Diprophylline Impurity 6 | 72376-78-4 | Details |
| Diquafosol Impurity 2（UDP Sodium Salt） | C9H15N2NaO12P2 | 27821-45-0 | Details |
| Diquafosol Impurity 1（UMP Sodium Salt） | C9H14N2NaO9P | 3387-36-8 | Details |
| Diltiazem Impurity 2（Diltiazem EP Impurity B） | C18H17NO4S | 87447-47-0 | Details |
| Diltiazem Impurity 5（Diltiazem EP Impurity E） | C16H15NO3S | 42399-49-5 | Details |
| Dihydralazine Impurity 3 Sulfate（Hydrazine Sulfate） | H6N2O4S | 10034-93-2 | Details |
| Diltiazem Impurity 6（Diltiazem EP Impurity F） | C20H25ClN2O3S | 75472-91-2 | Details |
| Diphenhydramine Impurity 9 | C15H16O2 | 26926-47-6 | Details |
| Digoxin Impurity 4(Digoxin EP Impurity D) | C29H44O8 | 5352-63-6 | Details |
| Dihydralazine Impurity 1（Dihydralazine EP Impurity A） | C8H9N5 | 649765-80-0 | Details |
| Digoxin Impurity 8(Digoxin EP Impurity H) | C49H76O20 | 17575-22-3 | Details |
| Diltiazem Impurity 8（Diltiazem EP Impurity H） | C17H18N2O3S | 115992-91-1 | Details |
| Diosmin Impurity 1 (Diosmin EP Impurity A) | C9H10O3 | 6100-74-9 | Details |
| Dimethylacetamide Impurity 5 (Acetamide) | C2H5NO | 60-35-5 | Details |
| Diosmin Impurity 29 | C27H32O14 | 108815-81-2 | Details |
| Diquafosol Impurity 33 | C18H25N6O12P | 10003-92-6 | Details |
| Diquafosol Impurity 22 | C9H13N2O9P | 14522-18-0 | Details |
| Dipyridamole Impurity 9 | C6Cl4N4 | 32980-71-5 | Details |
| Dipyridamole Impurity 7（Dipyridamole EP Impurity G） | C16H20Cl2N6 | 7139-02-8 | Details |
| Dipyridamole Impurity 3（Dipyridamole EP Impurity C） | C20H30ClN7O2 | 54093-92-4 | Details |
| Diltiazem Impurity 10（N-Oxide） | C22H26N2O5S | 142843-04-7 | Details |
| Diosmin Impurity 7 (Diosmin EP Impurity G) (rac-Hesperetin) | C16H14O6 | 520-33-2 | Details |
| Diosmin Impurity 3 (Diosmin EP Impurity C)(Isorhoifolin) | C27H30O14 | 552-57-8 | Details |
| Docetaxel Impurity 1（Docetaxel EP Impurity A） | C41H55NO14 | 1887057-05-7 | Details |
| Diquafosol Impurity 4（UP2U） | C18H25N4NaO17P2 | 221169-12-6 | Details |
| Dobutamine Impurity 6 | 14165-67-4 | Details |
| Diltiazem Impurity 9 | C20H23ClN2O4S | 116050-35-2 | Details |
| Diquafosol Impurity 31 | C9H12N3O7P | 39679-56-6 | Details |
| Docetaxel Impurity 15 | C46H55Cl2NO16 | 158810-73-2 | Details |
| Diosmin Impurity 24 | C25H22O10 | 72581-71-6 | Details |
| Diphenylethanone Impurity 4 | C22H18O2 | 113454-71-0 | Details |
| Diquafosol Impurity 15 | C15H23N2NaO18P2 | 63700-19-6 | Details |
| Diquafosol Impurity 4 (Ammonium Salt) | 330960-12-8 | Details |
| Dobutamine Impurity 15 | C18H21NO3 | 720685-12-1 | Details |
| Diquafosol Impurity 14 | C9H16N2NaO14P3 | 1365987-12-7 | Details |
| Diprophylline Impurity 1（Diprophylline EP Impurity A） | C6H10N4O | 6736-40-9 | Details |
| Diquafosol Impurity 13（UP7U） | Details |
| Diquafosol Impurity 3（Dihydrate） | C9H18N2NaO16P3 | 116295-90-0 | Details |
| Digoxin Impurity 13 | C23H34O5 | 545-26-6 | Details |
| Dihydroergocristine Mesilate Impurity 8（Dihydroergocristine Mesilate EP Impurity H） | C32H43N5O5 | 25447-66-9 | Details |
| Diltiazem Impurity 16 | C22H27ClN2O4S | 42399-54-2 | Details |
| Diosmin Impurity 32 | C28H34O14 | 2418540-64-2 | Details |
| Digoxin Impurity 6(Digoxin EP Impurity F) | C35H54O11 | 5297-05-2 | Details |
| Dipyridamole Impurity 4（Dipyridamole EP Impurity D） | C22H36N8O3 | 1176886-12-6 | Details |
| Diphenylethanone Impurity 1 | C20H16O | 58280-04-9 | Details |
| Diprophylline Impurity 4（Diprophylline EP Impurity D） | C10H14N4O3 | 603-00-9 | Details |
| Diquafosol Impurity 21 | C9H15N3O11P2 | 2922-93-2 | Details |
| Diosmin Impurity 19 | C21H24O8 | 67549-69-3 | Details |
| Dobutamine Impurity 5（Dobutamine EP Impurity E) | C11H14O2 | 104-20-1 | Details |
| Diquafosol Impurity 16 | C9H13N3O5 | 65-46-3 | Details |
| Diprophylline Impurity 7 | C9H16N4O3 | 93284-16-3 | Details |
| Dithranol Impurity 13 | C13H15NO2 | 143655-02-1 | Details |
| Diphenylethanone Impurity 3 | C16H14O2 | 13832-10-5 | Details |
| Diltiazem Impurity 15 | C22H26N2O4S | 111188-70-6 | Details |
| Dimethylacetamide Impurity 6 | C6H13N | 3332-08-9 | Details |
| Diphenidol Impurity 12 | C9H19Br | 54088-99-2 | Details |
| Dipyridamole Impurity 6（Dipyridamole EP Impurity F） | C21H36N8O5 | 60286-30-8 | Details |
| Diquafosol Impurity 5（UP3U） | C18H25N4O20P3 | 63785-59-1 | Details |
| Diphenhydramine Impurity 4（Diphenhydramine EP Impurity D） | C13H12O | 91-01-0 | Details |
| Diquafosol Impurity 10 | C9H13N2O9P | 22256-98-0 | Details |
| Diosmin Impurity 15 | C30H38O15 | 122087-66-5 | Details |
| Diquafosol Impurity 3（UTP Sodium Salt） | C9H16N2NaO15P3 | 19817-92-6 | Details |
| Diquafosol Impurity 6（UP4 ） | 1434288-54-6 | Details |
| Dipyridamole Impurity 2（Dipyridamole EP Impurity B） | C23H40N8O6 | 16908-47-7 | Details |
| Dipyridamole Impurity 1（Dipyridamole EP Impurity A） | C25H40N8O2 | 16982-40-4 | Details |
| Diphenhydramine Impurity 1（Diphenhydramine EP Impurity A） | C16H20ClNO | 53499-40-4 | Details |
| Diphenhydramine Impurity 12 | C13H11Cl | 90-99-3 | Details |
| Diquafosol Impurity 30 | C9H14N2NaO8P | 42155-08-8 | Details |
| Diquafosol Impurity 8（UP6U） | Details |
| Diltiazem Impurity 4（Diltiazem EP Impurity D） | C21H25ClN2O4S | 130606-60-9 | Details |
| Diphenhydramine Impurity 3 (Diphenhydramine EP Impurity C HCl) | C17H21BrClNO | 1808-12-4 | Details |
| Docetaxel Impurity 11 | C43H55NO15 | 1095548-07-4 | Details |
| Dipyridamole Impurity 14 | C16H20Cl2N6 | 36926-31-5 | Details |
| Dobutamine Impurity 11 | 82473-36-7 | Details |
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