紫外分光光度法测定O/W型青蒿素脂肪乳剂中青蒿素的含量

CHINESE JOURNAL OF ANALYSIS LABORATORY(2007)

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Abstract
建立了以紫外分光光度计法测定O/W型青蒿素脂肪乳剂中青蒿素的含量的方法.溶剂为V(乙醇):V(0.2%NaOH水溶液)=1:4,检测波长为290nm.青蒿素在10~60 μg/mL检测波长范围内与吸收度呈良好的线性关系(r=0.999166),平均回收率为100.72%(RSD=2.12).方法可用于青蒿素脂肪乳剂中青蒿素含量的测定.
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