方法以蛇床子素为对照品，采用紫外分光光度法测定蛇床子中总香豆素含量。
Methods The content of the total coumarins was determined by UV spectrophotometry. Results The optimal detective wavelength was 320 nm for the total coumarins.
方法以蛇床子素为对照品，采用紫外分光光度法测定蛇床子中总香豆素含量。
Methods The content of the total coumarins was determined by UV spectrophotometry. Results The optimal detective wavelength was 320 nm for the total coumarins.
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