AIM:To control the quality of Maren Mixture,Methods:Emodin,Chrysophanol and magnolol of maren Mixture were identified by TLC.

• 目的:控制麻仁合剂的质量。方法:采用薄层色谱法鉴别麻仁合剂中大黄素、大黄酚、厚朴酚;