Determination of Content of Ginsenoside R_(g1) ,R_e, and Paeoniflorin from Shenshao Tablet by HPLC / 中成药

Objective:To determine the content of ginsenoside R g1 ,R e and Paeoniflorin by HPLC in Shenshao tablet.Methods: HPLC Symmetry C 18 column was used and CH 3CN H 3PO 4 (11∶89) as mobile phase. The flow rate was 0.8mL/min, the column temperature at 30 ?C and the detective wavelength 203nm and 230nm. Results:The content of ginsenoside R g1 ,R e, and paeoniflorin can be determined by HPLC. The linear concentration ranges of these compound were 0.960?g～4.800?g, 0.912?g～4.560?g,1.050?g～ 5.250 ?g. The average recoveries were 105.2%, 98.5% and 103.5%, respectively.Conclusion: This method is simple and accurate and can be used to determine the content of Shenshao Tablet.