Methods Quatitative identification of the main components of Cortex Dictamni,Radix Rhizoma Sophorae Tonkinensis and Rhizoma Menispermi was performed with thin layer chromatography in Baishan Tablets.

• 方法采用薄层色谱法对白山片处方中主要的3味中药白鲜皮、山豆根、北豆根进行定性鉴别。