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采用大孔树脂纯化黄芪甲甙，用双波长薄层扫描测定黄芪甲甙含量，以控制剂质量。
The macroporous resin was used to purify Astragaloside A, and the content of Astragaloside was measured by dual-wavelength thin layer scan to control the quality of Astragaloside.