Methods Cortex Moutan and Borneolum syntheticum were identified by thin layer chromatography(TLC),and the content of matrine was determined by HPLC.

• 方法采用薄层色谱法(TLC)鉴别牡丹皮和冰片,高效液相色谱法(HPLC)测定苦参碱的含量。