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本方法用分光光度计于５４０ｎｍ波长处测定了中药黄芪中黄芪甲甙的含量，方法简便，可用于黄芪及含黄芪复方制剂中黄芪甲甙含量测定
In this method, the content of Astragaloside A in Astragalus membranaceus was determined using a spectrophotometer at a wavelength of 540 nm. The method is simple and can be used for the determination of Astragaloside in astragalus and Astragalus compound preparations.