微波辅助提取虎杖中白藜芦醇的工艺研究  

作　　者：林存丽[1] 郑可利[1] 叶玉梅[1] 

机构地区：[1]三明学院资源与化工学院,福建三明365004

出　　处：《中国科技纵横》2013年第20期191-193,196,共4页China Science & Technology Overview

基　　金：大学生创新性实验计划项目（ZL1137/CS

摘　　要：目的：优选微波辅助提取虎杖中白藜芦醇的最佳工艺。方法：用紫外分光光度法测定白藜芦醇的含量,并以白藜芦醇的提取率为参考指标,通过单因素实验及正交实验方法对微波辅助提取法（MAE）提取虎杖中白藜芦醇的最佳工艺进行研究。结果：经过正交实验得到从虎杖白藜芦醇的最佳工艺为：微波辅助作用时间15 min以70%的乙醇为提取剂,料液比1：30,微波辅助功率为500W。结论：该实验确定的最佳提取工艺简便、快速、准确,灵敏度高和重现性好等优点。Objective：To study the extraction process of the resweratrol from Polygonum Cuspidatum with The Microwave-Assisted extraction. Methods：The microwave-assisted extraction conditions of resweratrol from Polygonum cuspidatum Sieb et Zucc were investigated by the orthogonal design using the content of resweratrol as index,determined by UV spectrophotometry Result：Through orthogonal experiment to extract resveratrol from Polygonum Cuspidatum best technology are studied as fol ows：Microwave-assisted reaction time 15 min with 70%ethanol as extraction ,microwave power is 500W and 30 times of solvent amount Conclusion：the above method for the quantification was proved to have the advantages of simple operation, rapidity, high sensitivity and fine repetition.

关 键 词：虎杖 白藜芦醇 微波辅助提取 正交实验 紫外分光光度法 

分 类 号：TS202.3[轻工技术与工程—食品科学]