| abstract |
The invention provides a method for detecting the related substances of amlodipine besylate and atorvastatin calcium compound preparation, using high performance liquid chromatography to detect amlodipine besylate, atorvastatin calcium and impurities in the compound preparation . The method of the invention can effectively separate amlodipine besylate, atorvastatin calcium and various impurities in the compound preparation of amlodipine besylate and calcium atorvastatin, and can simultaneously detect the various impurities in the compound preparation , has the advantages of high detection sensitivity, good precision and strong specificity. |