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HPLC同时测定延胡索中4个化学成分的含量

Jiangxi Journal of Traditional Chinese Medicine(2017)

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Abstract
目的:运用HPLC同时测定延胡索中脱氢紫堇碱、延胡索乙素、紫堇碱、四氢小檗碱4个化学成分的含量.方法:采用Diamonsil C18(250mm×4.6mm,5μm)色谱柱,以甲醇-0.1%磷酸(三乙胺调pH值至6.0)为流动相进行梯度洗过,流速1.0mL/min,检测波长280nm,柱温30℃.结果:脱氢紫堇碱、延胡索乙素、紫堇碱、四氢小檗碱色谱峰分离度良好.进样量分别在0.050~1.241、0.054~1.354、0.068~1.698、0.027~0.671μg范围内线性关系良好.平均回收率(n=6)分别为102.5%、102.7%、100.9%、97.0%,RSD分别为0.8%、1.0%、0.7%、0.6%.结论:建立的延胡索HPLC含量测定方法可用于延胡索的质量控制.
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