HPLC法测定裸花紫珠片中木犀草素的含量

Journal of Changchun University of Traditional Chinese Medicine(2010)

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Abstract
目的建立用HPLC法测定裸花紫珠片中木犀草素含量的方法。方法色谱柱为Diamonsil C18(250 mm×4 mm,5μm);流动相:甲醇-水-磷酸(50∶50∶0.2)。柱温:25℃;检测波长:350 nm;流速为1.0 mL/min;进样量:10μL。结果木犀草素在0.012 5~0.206 6μg与峰面积呈良好的线性关系,r=0.999 3。平均回收率为99.89%,SD为1.79%(n=6)。结论本法简便、快速、准确、重复性好,专属性高,可用于裸花紫珠片的定量控制。
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