木耳总糖含量测定方法探讨  

Study on the testing method of the content of total sugar in uricularia auricular

作　　者：欧丽兰[1] 马连荣[1] 黄丽秀[1] 田芳年[1] 莫肖云[1] 黄锁义[2] 

机构地区：[1]右江民族医学院 [2]右江民族医学院化学教研室,广西百色533000

出　　处：《微量元素与健康研究》2009年第3期42-43,共2页Studies of Trace Elements and Health

基　　金：右江民族医学院2007~2009年度普高学生科研项目立项课题(右医科字[2008]4号)

摘　　要：目的:测定木耳中总糖含量。方法:采用可见分光光度法,经3,5—二硝基水杨(DNS)显色测定木耳中的总糖含量。结果:实验结果测得木耳中总糖含量为51.76%,精密度试验结果良好。结论:该方法简便、快速、准确,灵敏度高。Objective: To determine the content of total sugar in uricularia auricular.Methods :To determine the content of total sugar in uricularia auricular by pectrophotometry and 3,5-dinitrosalicylic acid(DNS) were used to colour reaction.Results :The results of the experiment show the contents of total sugar is 51.76%.The accuracy is perfect.Conclusion:The results show that the methods are convenient、rapid、accurate and highly sensitive.

关 键 词：DNS法 木耳 总糖 含量测定 

分 类 号：R284[医药卫生—中药学]