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超声波辅助提取银杏叶多糖工艺研究
引用本文:朱秀灵,戴清源,冯宏波. 超声波辅助提取银杏叶多糖工艺研究[J]. 安徽机电学院学报, 2010, 0(3): 6-8,19
作者姓名:朱秀灵  戴清源  冯宏波
作者单位:安徽工程大学微生物发酵安徽省工程技术研究中心,安徽芜湖241000
基金项目:安徽工程科技学院青年科研基金资助项目(2008yq050); 安徽省高校科研基金资助项目(kj2009b091)
摘    要:以秋后银杏自然落叶为原料,以银杏叶多糖提取率为考察指标,采用超声波辅助提取法,在单因素试验的基础上,通过正交试验设计对银杏叶多糖的提取工艺进行了优化.确定最佳工艺条件:蒸馏水为提取剂,温度控制在80℃,液料比25 mL/g,超声时间45 min,超声功率250 W.在此工艺条件下,银杏叶多糖的提取率为5.8%.

关 键 词:银杏叶多糖  工艺优化  超声波辅助提取

Optimization of Ultrasonic-assisted Extraction of Polysaccharides from Ginkgo Biloba Leaves
ZHU Xiu-ling,DAI Qing-yuan,FENG Hong-bo. Optimization of Ultrasonic-assisted Extraction of Polysaccharides from Ginkgo Biloba Leaves[J]. Journal of Anhui Institute of Mechanical and Electrical Engineering, 2010, 0(3): 6-8,19
Authors:ZHU Xiu-ling  DAI Qing-yuan  FENG Hong-bo
Affiliation:(Engineering Technology Research Center of Microbial Fermentation,Anhui Polytechnic University,Wuhu 241000,China)
Abstract:Orthogonal design had been used to optimize the ultrasonic-assisted extraction of GBLP on the basis of single factor experiments and with ginkgo biloba leaf-fall as raw material.When taxing the extraction rate of GBLP as the first target,the optimum ultrasonic-assisted extraction-conditions were obtained as follows: distilled water as extraction solution,the ratio of liquid-solid is 25mL/g,ultrasonic time is 45min,ultrasonic power is 250W at 80℃,the extraction rate is 5.8%.
Keywords:ginkgo biloba leave polysaccharide  technological optimization  ultrasonic-assisted extraction
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