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正交试验法优化朱砂根中岩白菜素的提取工艺

Journal of Guiyang University(Natural Sciences)(2011)

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Abstract
以朱砂根药材的粒度、甲醇浓度、提取时间、提取次数为考察因素,采用正交设计L9(34)进行优选试验,并用反相高效液相色谱法测定提取物中岩白菜素含量。反相高效液相色谱法采用Kromasil ODS-1C18反相柱(250 mm×4.6 mm,5μm),流动相甲醇-水(体积比为25:75),流速1.0 mL.min-1,检测波长274nm,柱温25℃。最佳提取工艺为:采用超声提取法,朱砂根药材打成粉末(过40目筛)、甲醇(分析纯)为溶剂、提取次数3次、提取时间30min。
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Key words
Orthogonal design,Extraction technology,Ardisia crenata Sims
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