Study on Quantitative Determination of Qishen Yizhi Granules
Objective:To explore the quantitative determination method of Schisandra chinensis,the main component in Qishen Yizhi granules.Methods:The content of schisandrin A in Qishen Yizhi Granules was determined by HPLC.Results:The sample volume of schisandrin A in Qishen Yizhi Granules was 0.1470~1.1572 μg,which showed a good linear relationship with the peak area.The average recovery rate of schisandrin A was 99.45%(n=9),and RSD was 0.72%.Conclusion:HPLC method is simple、accurate,with good recovery and reproducibility,and can be used as a quantitative method for the determination of the drug.