[Determination of glycyrrhetinic acid in radix Glycyrrhizae by TLC densitometry].
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%.
Yang
J
J
Hebei Provincial Institute for Drug Control, Shijiazhuang.
Han
G
G
Feng
L
L
Dai
J
J
Xu
R
R
Cai
M
M
Zhao
M
M
Meng
J
J
D002855:Chromatography, Thin Layer; D003720:Densitometry; D006034:Glycyrrhetinic Acid / Q000032:analysis*; D006035:Glycyrrhiza / Q000032:analysis; D010946:Plants, Medicinal
D006034:Glycyrrhetinic Acid