黄皮根中欧前胡素的提取及含量测定
Hubei Agricultural Sciences(2021)
Abstract
以黄皮(Clausena lansinm)根中欧前胡素含量为考察指标,分别对色谱柱、流动相、检测波长等色谱条件进行探索,采用单因素试验和正交设计法优化供试品溶液的提取条件,测定黄皮根中欧前胡素的含量.结果确定色谱柱为菲罗门Gemini NX C18(5μm,4.6 mm×250 mm),流动相为甲醇-水(55:45),流速1.0 mL/min,柱温25℃,检测波长300 nm.以超声提取,药材破碎度为过四号筛,提取溶剂为100%甲醇,提取30 min为最佳提取条件.欧前胡素在0.0656~1.6400μg(r=0.9998)线性关系良好,平均加样回收率为97.2%,RSD为0.89%(n=6),该方法可用于黄皮根中欧前胡素的含量测定.
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