反相高效液相色谱法测定心脉康合剂中淫羊藿苷含量

China Pharmaceuticals(2015)

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Abstract
目的 建立测定心脉康合剂中淫羊藿苷含量的反相高效液相色谱法,为质量控制提供依据.方法 色谱柱为Diamonsil C18柱(250 mm×4.6 mm,5μm),流动相为乙腈-0.05%磷酸溶液(25∶75),流速为1.0 mL/min,检测波长为270 nm.结果 淫羊藿苷进样量线性范围为0.062 6~1.879 8 μg(r=1.000 0),精密度、稳定性及重复性的RSD均小于2.00%,平均回收率为99.35%,RSD为0.79%(n=9).结论 该方法简便、准确、重复性好,可用于该制剂质量控制.
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Key words
Xinmaikang Mixture,icariin,reverse phase-high performance liquid chromatography
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