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壳寡糖制备过程中还原糖的全自动电化学测定

李雪梅 史建国 郑晖 马耀宏 李秋顺

食品工业科技2012,Vol.33Issue(12):87-89,92,4.
食品工业科技2012,Vol.33Issue(12):87-89,92,4.

壳寡糖制备过程中还原糖的全自动电化学测定

Automatic electrochemical determination of reducing sugar during the preparation of chitosan oligosaccharide

李雪梅 1史建国 1郑晖 2马耀宏 1李秋顺2

作者信息

  • 1. 山东省科学院生物研究所,山东济南250014 山东省生物传感器重点实验室,山东济南250014
  • 2. 山东省科学院生物研究所,山东济南250014
  • 折叠

摘要

Abstract

Reducing sugar was measured using reducing sugar electrochemical analyzer during the preparation of chitosan oligosaccharide.The linear range of glucosamine was from 0.005% to 0.500%,and detection limit was 0.005%.The effect of different enzymatic conditions such as temperature,pH,substrate concentration on the reaction were researched by changes of reducing sugar content.The enzymatic hydrolysis process had been optimized.The relationship between the degree of polymerization of the product and the reducing sugar concentration was got.Reducing sugar electrochemical analyzer could determine reducing sugar of low concentrations during the preparation of chitosan oligosaccharide,it was fast,accurate,high sensitivity.

关键词

壳寡糖/还原糖/电化学测定/酶解

Key words

chitosan oligosaccharide/reducing sugar/electrochemical determination/enzymatic hydrolysis

分类

轻工纺织

引用本文复制引用

李雪梅,史建国,郑晖,马耀宏,李秋顺..壳寡糖制备过程中还原糖的全自动电化学测定[J].食品工业科技,2012,33(12):87-89,92,4.

基金项目

山东省科技攻关项目 ()

山东省自然科学基金 ()

济南市青年科技明星计划 ()

山东省博士后专项创新基金 ()

食品工业科技

OA北大核心CSCDCSTPCD

1002-0306

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