桑寄生、四川寄生、红花寄生中槲皮素的含量测定

Content determination of quercetin in Taxillus chinensis.Taxillus Sutchuenensis and Scurrulaparasitica

采用双波长薄层扫描法测定桑寄生、四川寄生、红花寄生中槲皮素的含量。方法简便、准确、无杂质干扰。槲皮素含量分别为0.027%、0.12%、0.31%,回收率分别为97.8%、98.6%,98.0%。

A method for the determination of quercetin in Taxillus chinensis,Taxillus sutchue- nensis and Scurrula parasitica was established by the use of TLC-densitometry.The method is simple,rapid and accurate.The contents of quercetin in them is 0.027% to 0.31%,the average recovery of quercetin is 97.8% to 98.6%.