| 大蒜总黄酮提取工艺研究 |
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| 引用本文： | 张泽英.大蒜总黄酮提取工艺研究[J].安徽农业科学,2009,37(22):10673-10674. |
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| 作者姓名： | 张泽英 |
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| 作者单位： | 武汉生物工程学院生物工程系,湖北武汉,430415 |
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| 基金项目： | 武汉市市属高等学校科学(教学)研究项目 |
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| 摘 要： | 目的]研究有机溶剂浸提法提取大蒜黄酮类物质。方法]以乙醇-水为溶剂，以芦丁为标准品，采用分光光度法定量分析大蒜提取液中总黄酮含量。采用正交试验考察了乙醇浓度、料液比、提取温度、提取时间4个因素对大蒜黄酮提取率的影响。结果]最佳提取条件为：乙醇体积分数75％，液固比16：1，提取时间3h，提取温度70℃。在该优化条件下，大蒜黄酮含量为3．76％。结论]该方法操作方便，所需时间短，提取溶剂用量少，便于推广和普及，是提取大蒜总黄酮的有效方法。
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| 关 键 词： | 大蒜 总黄酮 乙醇 提取工艺 |
Optimization of Extraction Technology of Garlic Flavones by Orthogonal Test |
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| ZHANG Ze-ying.Optimization of Extraction Technology of Garlic Flavones by Orthogonal Test[J].Journal of Anhui Agricultural Sciences,2009,37(22):10673-10674. |
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| Authors: | ZHANG Ze-ying |
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| Institution: | ZHANG Ze-ying (Department of Bioteehnology, Wuhan Bioengineering Institute, Wuhan, Hubei 430415 ) |
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| Abstract: | Objective] The process of extracting flavones from garlic by the method of organic solvent immersion extraction was studied.Method] The flavanoids were extracted by ethanol-water as the solvent from garlic and the content was determined by spectrophotometry.Orthogonal experiment was used to study the extraction technology of flavones in garlic.Effects of ethanol-water solvent,ratio of liquid to material,extraction time,extraction temperature on extraction rate of flavones were investigated.Result] The op... |
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| Keywords: | Garlic Flavones Ethanol Extraction |
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