HPLC法测定小儿清解颗粒清膏中连翘苷的含量

Traditional Chinese Medicine(2015)

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Abstract
目的:建立小儿清解颗粒清膏中连翘苷的HPLC含量测定方法.方法:采用Agilent C18色谱柱(250×4.6mm,5μm),流动相为乙腈-水(24:76),检测波长为277nm,柱温为30℃,流速1.0mL·min-1.结果:连翘苷在0.7814~5.4696 μg的范围内与峰面积值呈良好的线性关系(R=0.9980),平均加样回收率为103.5% (N =6),RSD为1.2%.结论:该方法简单、准确、专属性强,作为小儿清解颗粒清膏中连翘苷的定量分析方法,为小儿清解颗粒的生产提供内控指标.
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Key words
Extract of Xiaoerqingjie granules,Forsythin,Content determination
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