白芷质量标准研究

Studies on quality standards of Radix Angelicae dahuricae

目的 :对白芷药材进行质量标准研究。方法 :TLC法检定白芷药材中 4个香豆素类成分 ,HPLC法测定白芷中 2个主要成分的含量。结果与结论 :白芷药材中同时检定出欧前胡素、异欧前胡素、比克白芷素及水化氧合前胡素 ,欧前胡素和异欧前胡素的含量分别不得低于 0 .1%和 0 .0 4 %。

Objective: To work out a qualitay standard of Radix Angelicae dahuricae. Method: TLC and HPLC were adopted. Result: Four coumerin compounds were identified by TLC, and the contents of two compounds were determined by HPLC. Conclusion: Imperatorin, isoimperatorin, byakangelicin and oxypeucedaninhydrate can be found simultaneously in Radix Angelicae dahuricae. The contents of imperatorin and isoimperitorin are not lower than 0.1% and 0.04% respectively.