薄层扫描法测定甘草中甘草次酸的含量
[Determination of glycyrrhetinic acid in radix Glycyrrhizae by TLC densitometry].
作者信息
Yang J, Han G, Feng L, Dai J, Xu R, Cai M, Zhao M, Meng J
机构信息
Hebei Provincial Institute for Drug Control, Shijiazhuang.
出版信息
Zhongguo Zhong Yao Za Zhi. 1991 Apr;16(4):232-4, 255.
PMID:1863336
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%.
摘要
描述了一种用于测定甘草中甘草次酸的薄层色谱扫描法。该方法准确、灵敏且简便。甘草次酸的回收率为98.30%，五次进样的变异系数为2.20%。
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