Chinese Pharmaceutical Journal 2001;(1):51-53

TLC scanning for the determination of phillyrin in Shuanghuanglian tablet

Qin LI ; Weizhong SONG ; Qingfang LIU ; Qingsong WANG

Country

China

Language

Chinese

Abstract

OBJECTIVE　To develop an asssay for the quantitative determination of phillyrin in Shuanghuanglian tablet.METHODS　TLCS method was selected to determine the content.RESULTS　The linearity was obtained over the range of 0.31～ 1.55 μg(r=0.9996).The average recovery was 96.9% with RSD=1.49%.CONCLUSION　The results showed that this method is sensitive,simple,specific and accurate for the determination of tetrahydropalmatine in Shuang Huanglian tablet.