| 分光光度法测定鲜魔芋中主要成分 |
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| 引用本文： | 罗玉梅,吕银华,刘江燕.分光光度法测定鲜魔芋中主要成分[J].湖北师范学院学报(自然科学版),2006,26(2):65-67,95. |
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| 作者姓名： | 罗玉梅 吕银华 刘江燕 |
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| 作者单位： | 湖北师范学院,化学与环境工程系,湖北,黄石,435002 |
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| 摘 要： | 魔芋中主要成份葡甘聚糖和淀粉具有很好的经济利用价值,以3,5-二硝基水杨酸作显色剂,用分光光度法,测定鲜魔芋中葡甘聚糖和总糖的含量,方法简单快捷。
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| 关 键 词： | 魔芋 葡甘聚糖 3 5-二硝基水杨酸 分光光度法 |
| 文章编号： | 1009-2714（2006）02-0065-03 |
| 收稿时间： | 12 5 2005 12:00AM |
| 修稿时间： | 2005-12-05 |
Determination of the main composition from fresh konjac by spectrophotometry |
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| LUO Yu-mei,LV Yin-hua,LIU Jiang-yan.Determination of the main composition from fresh konjac by spectrophotometry[J].Journal of Hubei Normal University(Natural Science),2006,26(2):65-67,95. |
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| Authors: | LUO Yu-mei LV Yin-hua LIU Jiang-yan |
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| Institution: | Department of Chemistry and Environmental Engineering, Hubei Normal University, Huangshi 435002, China |
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| Abstract: | The main composition glucomannan and amylum in fresh konjac is great economic use.Determine the content of glucomannan and total carbohydrate in fresh konjac by spectrophotometry,making 3,5-Dinitrosalicylic acid as developer.It's a simple and rapid method. |
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| Keywords: | konjac glucomannan 3 5-Dinitrosalicylic acid spectrophotometry |
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