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菊芋多糖提取过程中的pH控制策略研究

梁磊 李平 朱明军

食品工业科技Issue(1):220-222,3.
食品工业科技Issue(1):220-222,3.

菊芋多糖提取过程中的pH控制策略研究

Study on strategy of pH control on the inulin extraction from Jerusalem artichoke

梁磊 1李平 2朱明军2

作者信息

  • 1. 广州甘蔗糖业研究所,广东广州510316
  • 2. 华南理工大学生物科学与工程学院,广东广州510006
  • 折叠

摘要

Abstract

Two kinds of Jerusalem artichoke(rinsed and unrinsed) were used for inulin extraction at the condition of 85℃,solid/liquid ratio of 1:10,and the pH of 5.0~9.0.The reducing sugars concentration of the extraction increased with lower pH;while the protein concentration of the extraction increased with higher pH.The highest inulin concentration was reached at 100min.Considering the inulin concentration,the impurities(reducing sugars and protein) and the color of the extraction,the optimum extraction conditions for the unrinsed material and rinsed material were pH7.0,110min and pH7.0,100min,respectively.The inulin concentration and extraction rate for unrinsed material and rinsed material were 88.43g/L,76.46% and 86.10g/L,72.65%,respectively.

关键词

pH控制策略/菊糖/提取率

Key words

strategy of pH control/inulin/extraction rate

分类

轻工纺织

引用本文复制引用

梁磊,李平,朱明军..菊芋多糖提取过程中的pH控制策略研究[J].食品工业科技,2012,(1):220-222,3.

基金项目

国家自然科学基金 ()

广东省科技计划项目 ()

食品工业科技

OA北大核心CSCDCSTPCD

1002-0306

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