Determination of Oleanolic Acid in Swertia Mussotii Franch and Its Preparation by HPLC

Oleanolic acid in Swertia mussotii Franch and its preparation was firstly determined with HPLC.The established chromatographic conditions are as follows,ODS column, methanol-Water(90:10 V/V)mobile phase and UV detection at 207 nm. This study offered a simple convenient,sensitive,accurate and rapid determination method for the exploitation of Chinese medicinal herb and the quality control of preparation.