UPLC法测定秋海棠和中华秋海棠中5种成分的含量

Journal of Chinese Medicinal Materials(2015)

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Abstract
目的:建立同时测定秋海棠、中华秋海棠的块茎、茎、叶中5种成分(原儿茶酸、原儿茶醛、儿茶素、表儿茶素和芦丁)含量的UPLC方法.方法:采用ACQUITY UPLC HSS T3色谱柱(100 mm ×2.1 mm,1.8μm);以甲醇-0.1%甲酸溶液为流动相,梯度洗脱;流速0.2 mL/min;检测波长280 nm;柱温30℃.结果:所有样品5个成分均达到基线分离,线性关系良好,原儿茶酸、原儿茶醛、儿茶素、表儿茶素、芦丁的加样回收率分别为:99.45%、96.92%、99.69%、98.42%、99.75%(RSD均小于5%).结论:该方法简便、准确、灵敏度高,能较好的反映秋海棠、中华秋海棠的质量情况,为秋海棠、中华秋海棠的后续开发利用提供参考依据.
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