| 茶叶中咖啡碱的微波辅助萃取研究 |
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| 引用本文： | 于荣,廖晓峰. 茶叶中咖啡碱的微波辅助萃取研究[J]. 广州化工, 2009, 37(8): 93-96 |
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| 作者姓名： | 于荣 廖晓峰 |
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| 作者单位： | 东华理工大学,江西,抚州,344000;东华理工大学,江西,抚州,344000 |
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| 摘 要： | 研究了茶叶中料液质量比、浸提温度、浸提时间、提取液pH值、微波功率、微波作用时间等因素对咖啡碱溶出效果的影响，通过正交实验，对微波辅助萃取茶叶中咖啡碱的工艺条件进行了研究。结果表明：料液质量比1：30，浸提温度90℃，浸提时间30min，提取液pH值为6，微波功率350W，微波作用20s，茶叶中咖啡碱的浸出率可达3．90％以上。
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| 关 键 词： | 微波辅助萃取 茶叶 咖啡碱 |
Study on Microwave-assisted Extraction Process for the Caffeine from the Green Tea |
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| YU Rong,LIAO Xiao-feng. Study on Microwave-assisted Extraction Process for the Caffeine from the Green Tea[J]. GuangZhou Chemical Industry and Technology, 2009, 37(8): 93-96 |
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| Authors: | YU Rong LIAO Xiao-feng |
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| Affiliation: | East China Institute of Technology;Jiangxi Fuzhou 344000;China |
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| Abstract: | The solubilization characteristics of caffeine in green tea was studied.The effect of the ratio of solid to liquid,the extraction temperature,the extraction time,the pH value of the extraction liquid,the microwave powder,the microwave treatment time on the solubilization characteristics of caffeine in green tea were tested.Microwave-assisted extraction process for the caffeine from the green tea was studied by the orthogonal experiment.The result of quantitative analysis of the extracting rate of caffeine i... |
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| Keywords: | microwave-assisted extraction tea caffeine |
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