Object: To Compare the comtent of Astragaloside IV in different parts of Astragalus membranaceus, Methods: TLC-spectrophotometry was used to determine the comtent of Astragaloside IV.
方法：本实验以黄芪甲苷为标准品，采用薄层色谱—分光光度法测定黄芪叶中黄芪甲苷的含量。
Object: To Compare the comtent of Astragaloside IV in different parts of Astragalus membranaceus, Methods: TLC-spectrophotometry was used to determine the comtent of Astragaloside IV.
方法：本实验以黄芪甲苷为标准品，采用薄层色谱—分光光度法测定黄芪叶中黄芪甲苷的含量。
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