薄层扫描法测定大黄膏中大黄素含量

Quantitative determination of emodin in rhubarb extraction by TLCS

目的 :探讨临床用药情况 ,为临床合理用药提供依据。方法 :采用TLC法测定大黄膏中大黄素含量。结果 :大黄膏中大黄素的百分含量为 0 .15 5 %～ 0 .15 8%。结论 :本法结果可靠、简单易行 ,可作为本品质量控制标准。

OBJECTIVE:To study the rational use of clinical medicine.METHODS:Adopting a TLC method to detect the quality of emodin in the extraction. RESULTS:The content of emodin in the extraction was 0.155 %～ 0.158 %.CONCLUSIONS:This mehod is simple and feasible.