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期 刊 ：中国中药杂志 1991年 16卷 04期 页码：232.

关键词：甘草；甘草次酸；薄层扫描；

Keywords:Radix Glyeyrrhizae, glycyrrhetinic acid, TLC scanning,

摘 要 ：采用薄层扫描法测定了甘草中甘草次酸的含量,方法准确,稳定,灵敏,简便,回收率98.30%,变异系数2.20%。

Abstract:A TLC densitometric method for the determination of glycyrrhetinic acid in Radix Glycyrrhizae is described. The method is accurate, sensitive and simple. The recovery of glycyrrhetinic acid is 98.30% and the coefficient of variation of five samplings is 2.20%.

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