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Extracting Technology of Total Flavone from Cyperus malaccensis var. brevifolius
Author(s): 
Pages: 35-37
Year: Issue:  2
Journal: SUBTROPICAL PLANT SCIENCE

Keyword:  咸草总黄酮提取超声波法乙醇回流法;
Abstract: 通过超声波法与乙醇回流法分别提取咸草总黄酮,两者均采用L9(34)正交实验方法,并运用SPSS11.5软件统计分析.结果如下:超声波法的最佳提取条件为超声波功率400W、乙醇浓度60%、料液比1∶60、超声波作用时间10min,样品总黄酮含量为1.558%;乙醇回流法的最优条件为水浴温度90℃、乙醇浓度60%、料液比1∶60、回流时间1.5h,总黄酮含量2.011%.两种方法比较:乙醇回流法提取总黄酮含量较高,而超声波法更节省时间.
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