To determine emodin and chrysophanol in Sanhuang tablets by RP-HPLC,and based on the results to analyze the content of related components in Sanhuang tablets.

• 应用反相高效液相色谱法测定市售三黄片中大黄素和大黄酚的含量,并依据含量测定结果,对市售三黄片中相关组分的含量进行分析。