Title: Studies on Quality Standard for Weitongshu Tablets
Abstract: OBJECTIVE To establish a method to control the quality of Weitongshu Tablets.METHODS Radix Et Rhizoma Glycyrrhizae,Cortex Magnoliae Officinalis were identified by TLC.The contents of glycyrrhizie acid was determined by HPLC using SHIMADZU VP-ODS(150 mm×6.0 mm,5 μm)as the column.The mobile phase was consisted of acetonitrile-0.017 mol·L-1 phosphoric acid(37∶63)and the detection wavelength was 250 nm.RESULTS The linear correlation observed in the rang 0.0794-3.968 9 μg(r=0.999 9).The mean recovery rate was 99.4%,RSD=1.5%(n=9).CONCLUSION The method is simple,accurate and reproducible.
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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