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采用双波长薄层扫描法测定消渴康片中山茱萸所含成分熊果酸的含量。固定相：硅胶Ｇ；展开剂：环己烷—氯仿—醋酸乙酯—甲酸（２０：５：８：０．５）；回收率：９７．２１％；ＲＳＤ＝２．３１％。
Determination of ursolic acid in the content of Cornus officinalis in Xiaokekang tablet by dual-wavelength TLC scanning. Stationary phase: silica gel G; developing solvent: cyclohexane-chloroform-ethyl acetate-formic acid (20: 5: 8: 0.5); recovery: 97.21%; RSD = 2.31%.