Abstract: Objective To establish an ultra-fast liquid chromatography (UFLC) method for the determination of oleanolic acid in oleanolic acid adhesive preparations. Methods UFLC method was used, the chromatographic column was Onyx Monolithic C18 (100×4.6mm), the mobile phase was acetonitrile -0.5% glacial acetic acid (80:20), and the detection wavelength was 210nm. Results The linear range of oleanolic acid was 1 ~ 45 μ g ml-1 (r=0.999 2), and the recovery rate was 98.6%~100.6% (n=9), RSD.
正在翻译中..