Methods.Aloe-emodin, rhein, emodin and chrysophanol in rhubarb decoction and feces suspension were determined by HPLC methods developed in this study.

• 方法利用所开发之HPLC方怯，定量大黄水煎剂及大鼠便悬浮液中之蓝苍大黄素、大黄酸、大黄素、大黄酚。