HPLC法测定强肝胶囊中龙胆苦苷的含量
China Pharmacy(2008)
Abstract
目的:建立以高效液相色谱法测定强肝胶囊中龙胆苦苷含量的方法。方法:色谱柱为DiamonsilTMC18(200mm×4.6mm,5μm),流动相为甲醇-水(23∶77),流速为1.0mL.min-1,检测波长为254nm。结果:龙胆苦苷的进样量在0.01859~0.23240μg范围内与峰面积积分值呈良好的线性关系(r=0.9996);平均回收率为96.59%,RSD=1.35%(n=6)。结论:本方法准确、稳定、重现性好,可为完善该制剂的质量标准提供依据。
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Key words
HPLC,Gentiopicrin,Qianggan capsules,Content determination
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