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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 |
|---|
| Chenodeoxycholic Acid Impurity 14 | C24H40O3 | 15173-22-5 | Details |
| Chenodeoxycholic Acid Impurity 15 | C24H42N2O3 | 96840-44-7 | Details |
| Chenodeoxycholic Acid Impurity 10 | C24H38O5 | 2458-08-4 | Details |
| Chenodeoxycholic Acid Impurity 11 | C24H36O4 | 2958-05-6 | Details |
| Chenodeoxycholic Acid Impurity 12 | C24H40O5 | 81938-67-2 | Details |
| Chenodeoxycholic Acid Impurity 13 | C24H40O5 | 80434-32-8 | Details |
| Chenodeoxycholic Acid Impurity 17 (Taurochenodeoxycholic Acid) | C26H45NO6S | 516-35-8 | Details |
| Chenodeoxycholic Acid Impurity 2(Chenodeoxycholic Acid EP Impurity B) | C24H40O5 | 81-25-4 | Details |
| Chenodeoxycholic Acid Impurity 3 | C24H40O3 | 434-13-9 | Details |
| Chenodeoxycholic Acid Impurity 5 | C24H40O4 | 83-44-3 | Details |
| Chlorcyclizine Hydrochloride Impurity 1-d3 (Chlorcyclizine EP Impurity A-d3 ) | C5H9D3N2 | 1093380-08-5 | Details |
| Chloridazon Impurity 4 | C4H4ClN3 | 5469-69-2 | Details |
| Cetirizine Impurity 6 | C13H10BrCl | 948-54-9 | Details |
| Cetirizine Impurity 64 | C19H22Cl2N2O2 | 942132-30-1 | Details |
| Cetirizine Impurity 7 | C13H9ClO | 134-85-0 | Details |
| Cetirizine Impurity 79 | C23H27ClN2O5 | 1188891-40-8 | Details |
| Cetirizine Impurity 81 | C21H26ClN2O4+ | 1841445-61-1 | Details |
| Cetirizine Impurity 9（Cetirizine EP Impurity A） | C17H19ClN2 | 303-26-4 | Details |
| Cevimeline Impurity 15 | C8H15NOS | 107220-26-8 | Details |
| Chenodeoxycholic Acid Impurity 1(Chenodeoxycholic Acid EP Impurity A) | C24H40O4 | 128-13-2 | Details |
| Cetirizine Impurity 32 | C17H19ClN2 | 70558-10-0 | Details |
| Cetirizine Impurity 33 | C17H19ClN2 | 109036-15-9 | Details |
| Cetirizine Impurity 4 | C19H24Cl4N2O | 126517-38-2 | Details |
| Cetirizine Impurity 40 | C24H31ClN2O4 | 2705552-48-1 | Details |
| Cetirizine Impurity 46 | C17H19ClN2 | 300543-56-0 | Details |
| Cetirizine Impurity 47 | C21H27Cl2N3O2 | 942199-02-2 | Details |
| Cetirizine Impurity 48 | C21H25ClN2O2 | 19178-83-7 | Details |
| Cetirizine Impurity 51 | C19H24Cl2N2O | 728948-88-7 | Details |
| Cetirizine Impurity 52 | C21H26Cl2N2O3 | 1232460-29-5 | Details |
| Cetirizine Impurity 3 | C13H10Cl2 | 13391-39-4 | Details |
| Chenodeoxycholic Acid Impurity 16 (Lithocholylglycine) | C26H43NO4 | 474-74-8 | Details |
| Chloridazon Impurity 5 | C4H4Cl2N4 | 89033-89-6 | Details |
| Chloridazon Impurity 6 | C14H15Cl2N3O4S | 1090393-42-2 | Details |
| Chloridazon Impurity 8 | C5H7N3O | 1393722-34-3 | Details |
| Chloridazon Impurity 9 | C4H5N3O | 57041-95-9 | Details |
| Chlorophyll Impurity 1 | C36H38N4O5 | 5594-30-9 | Details |
| Chlorophyll Impurity 16 | C37H42N4O6 | 35038-32-5 | Details |
| Chlorophyll Impurity 2 | C35H36N4O5 | 15664-29-6 | Details |
| Chlorophyll Impurity 3 | C33H32N4O5 | 25465-77-4 | Details |
| Chlorophyll Impurity 4 | 75149-88-1 | Details |
| Chlorophyll Impurity 5 | C34H36N4O3 | 6453-67-4 | Details |
| Chlorophyll Impurity 6 | C33H34N4O3 | 24533-72-0 | Details |
| Chlorpyrifos Impurity 5 (Diethyl Phosphate) | C4H11O4P | 598-02-7 | Details |
| Chlortetracycline Impurity 4 (Chlortetracycline EP Impurity D) | C22H24N2O8 | 79-85-6 | Details |
| Chlortetracycline Impurity 8 (Chlortetracycline EP Impurity H) | C23H24ClNO8 | 7301-38-4 | Details |
| Cholecalciferol Impurity 1（Cholecalciferol EP Impurity A） | C27H44O | 22350-41-0 | Details |
| Cholecalciferol Impurity 13 （Previtamin D3 ） | C27H44O | 1173-13-3 | Details |
| Cholecalciferol Impurity 14 | C35H58O2 | 927822-16-0 | Details |
| Cholecalciferol Impurity 15 | C37H62O2 | 158180-04-2 | Details |
| Cholecalciferol Impurity 16 | C35H58O2 | 927822-17-1 | Details |
| Cholecalciferol Impurity 17 | C37H62O2 | 927822-18-2 | Details |
| Cholecalciferol Impurity 19 (7,8-Epoxy-vitamin D3) | C27H44O2 | 89231-90-3 | Details |
| Cholecalciferol Impurity 2(Cholecalciferol EP Impurity B) | C27H44O | 434-16-2 | Details |
| Cholecalciferol Impurity 22 | C24H36O3 | 71415-74-2 | Details |
| Cholecalciferol Impurity 31 | C22H32O3 | 99518-38-4 | Details |
| Cholecalciferol Impurity 4（Cholecalciferol EP Impurity D） | C27H44O | 22350-43-2 | Details |
| Cholecalciferol Impurity 5（Cholecalciferol EP Impurity E） | C27H44O | 17592-07-3 | Details |
| Cholecalciferol Impurity 7 | C31H50O2 | 31316-20-8 | Details |
| Cholesterol Impurity 1（Cholesterol EP Impurity A） | C27H46O | 80-99-9 | Details |
| Cholesterol Impurity 2（Cholesterol EP Impurity B） | C27H44O | 313-04-2 | Details |
| Cholesterol Impurity 25 | C28H48O | 15073-00-4 | Details |
| Cholesterol Impurity 26 | C29H50O | 521-03-9 | Details |
| Cholesterol Impurity 29 | C28H48O | 71075-32-6 | Details |
| Cholesterol Impurity 3（Cholesterol EP Impurity C） | C27H44O | 651-54-7 | Details |
| Cholesterol Impurity 31 | C27H44O2 | 3862-25-7 | Details |
| Cholesterol Impurity 4（3-Keto Cholesterol） | C27H44O | 601-54-7 | Details |
| Cholesterol Impurity 5（Cholesterol Benzoate） | C34H50O2 | 604-32-0 | Details |
| Cholesterol Impurity 7 | C27H47NaO4S | 151891-06-4 | Details |
| Cholesterol Impurity 8 | C36H54N2O4S | 54201-67-1 | Details |
| Chondroitin Sulfate Sodium Salt Impurity 1 | NULL | 54328-33-5 | Details |
| Ciclesonide Impurity 2 (Ciclesonide EP Impurity B) (21-Desisobutyryl Ciclesonide) | C28H38O6 | 161115-59-9 | Details |
| Ciclesonide Impurity 4 | C35H48O7 | 1005416-98-7 | Details |
| Cilastatin Impurity 11 | C16H26N2O5S | 107872-24-2 | Details |
| Cilastatin Impurity 12 | C16H26N2O5S | 107872-23-1 | Details |
| Cilastatin Impurity 14 | C13H20ClNO3 | 877674-77-6 | Details |
| Cilastatin Impurity 5（Cilastatin EP Impurity E） | C10H17NO5S | 1174657-07-8 | Details |
| Cilnidipine Impurity 1 | C12H18O6 | 5349-99-5 | Details |
| Cilnidipine Impurity 4 | C27H28N2O7 | 146924-45-0 | Details |
| Cilnidipine Impurity 5 | C27H26N2O7 | 146845-35-4 | Details |
| Cilnidipine Impurity 7 | C24H22N2O6 | 123853-41-8 | Details |
| Cilnidipine Impurity 8 | C13H14O3 | 57582-46-4 | Details |
| Cilostazol Impurity 10 | C19H23N5O2 | 73963-46-9 | Details |
| Cilostazol Impurity 11 | C20H29N5O3 | 1797509-92-2 | Details |
| Cilostazol Impurity 12 | C20H25N5O2 | 73963-62-9 | Details |
| Cilostazol Impurity 3 | C29H34N6O4 | 1796891-27-4 | Details |
| Cilostazol Impurity 5 | C31H45N9O2 | 865792-18-3 | Details |
| Cilostazol Impurity 6 | C11H19ClN4 | 73963-42-5 | Details |
| Cilostazol Impurity 7 | C10H11NO2 | 54197-64-7 | Details |
| Cilostazol Impurity 8 | C20H27N5O3 | 87153-04-6 | Details |
| Cilostazol Impurity 9 | C20H27N5O3 | 87153-06-8 | Details |
| Cimetidine Impurity 1（Cimetidine EP Impurity A） | C10H15N5S2 | 52378-40-2 | Details |
| Cimetidine Impurity 10（Cimetidine EP Impurity J） | C7H15Cl2N3S | 38603-72-4 | Details |
| Cimetidine Impurity 11 | C4H8N4 | 1609-06-9 | Details |
| Cimetidine Impurity 12 | C11H17N5OS | 75850-09-8 | Details |
| Cimetidine Impurity 13 | C11H20N8S2 | 208447-53-4 | Details |
| Cimetidine Impurity 15（Cimetidine EP Impurity I） | C5H8N2O | 29636-87-1 | Details |
| Cimetidine Impurity 2（Cimetidine EP Impurity B） | C10H15N5OS | 138035-55-9 | Details |
| Cimetidine Impurity 20 | C6H6N4 | 2384-02-3 | Details |
| Cimetidine Impurity 3（Cimetidine EP Impurity C） | C10H17N6OS | 52568-80-6 | Details |
| Cimetidine Impurity 4（Cimetidine EP Impurity D） | C9H17N5S.2ClH | 59660-24-1 | Details |
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