Object To determine the content of total astragalan in FUZHENG YILIU GRANULES Methods The determination was performed by phenol-sulfuric acid method Results The content of total astragalan in FUZHENG YILIU GRANULES was 3 0%, the linearity of this method was quite satisfactory (r= 0 998 8), and the average recovery rate was 97 95%, RSD=1 85% Conclusion This method was simple, accurate and reproducible, and available for quality control of the GRANULES
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