| 超声法提取银杏叶黄酮类化合物的工艺研究 |
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| 引用本文： | 刘晶芝,赵永光,冯玉珠,常丽新,高平章.超声法提取银杏叶黄酮类化合物的工艺研究[J].安徽农业科学,2007,35(14):4105-4106,4119. |
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| 作者姓名： | 刘晶芝 赵永光 冯玉珠 常丽新 高平章 |
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| 作者单位： | 河北师范大学餐旅系,河北石家庄,050031;河北科技师范学院化学系应用化学专业,河北秦皇岛,066004 |
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| 摘 要： | 研究了银杏叶黄酮类化合物的超声波法提取工艺(用水作为溶剂).超声波法提取的最佳工艺条件为:超声波频率为40KHz,超声波处理时间55 min,温度35℃,静置3 h,提取率达到81.9%.在此条件下,测其总黄酮含量为1.07%.定性试验和紫外光谱分析结果表明,银杏叶中的黄酮化合物主要为黄酮醇类.
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| 关 键 词： | 银杏叶 黄酮类化合物 超声波 提取工艺 |
| 文章编号： | 0517-6611（2007）14-04105-02 |
| 收稿时间： | 2007-01-31 |
| 修稿时间： | 2007-01-31 |
Study on Flavonoids Extraction from Ginkgo biloba Linn Leaves by Supersonic |
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| LIU Jing-zhi et al.Study on Flavonoids Extraction from Ginkgo biloba Linn Leaves by Supersonic[J].Journal of Anhui Agricultural Sciences,2007,35(14):4105-4106,4119. |
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| Authors: | LIU Jing-zhi |
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| Institution: | Department of Tourism, Hebei Normal University, Shijiazhuang, Hebei 050031 |
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| Abstract: | Extraction progress of flavonoids in Ginkgo biloba Linn leaves by supersonic were studied.The optimum technical condition was 40 KHz,55 min,35 ℃ and static balance for 3 h.And the total flavone content could reach 1.07 %.According to qualitative experiment and UV spectroscopic analysis,the main flavone compound in Ginkgo biloba Linn was flavonol. |
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| Keywords: | Ginkgo biloba Linn leaves Flavonoids Supersonic Extraction progress |
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