HPLC Determination of Bufogenin in Liuying Pills / 中成药

Reversed high-pressure liquid chromatography was applied in content determination of bufogenin in Liuying Pills. The sample was extracted with chloroform. Using the calibration curve method of external peak area for quantitation, ODS as chromatographic column, 60％ methanol as mobile phase, and detection wavelength at 298nm, the recovery reached 97.7％(CV=0.5％).