| 地木耳多糖的提取工艺研究 |
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| 引用本文： | 张唐伟,李天才. 地木耳多糖的提取工艺研究[J]. 光谱实验室, 2011, 28(1): 144-148 |
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| 作者姓名： | 张唐伟 李天才 |
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| 作者单位： | 中国科学院西北高原生物研究所;中国科学院研究生院; |
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| 摘 要： | 为了筛选地木耳多糖的最佳提取条件,本试验用水提取地木耳多糖,以提取温度、提取时间、液料比和提取次数为主要因素,采用L9(34)正交试验进行提取工艺的优化;用苯酚-硫酸法测定多糖含量后计算多糖得率.结果发现,影响地木耳多糖提取的主要因素由大到小依次为提取温度＞提取次数＞提取时间＞液料比.通过正交试验及其验证试验确定地木耳...
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| 关 键 词： | 地木耳 多糖 提取 正交试验 |
Optimal Extraction Conditions on Polysaccharide of Nostoc Commune Vauch |
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| ZHANG Tang-Wei,LI Tian-Cai. Optimal Extraction Conditions on Polysaccharide of Nostoc Commune Vauch[J]. Chinese Journal of Spectroscopy Laboratory, 2011, 28(1): 144-148 |
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| Authors: | ZHANG Tang-Wei LI Tian-Cai |
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| Affiliation: | ZHANG Tang-Wei a,b LI Tian-Caia a(Northwest Institute of Plateau Biology,Chinese Academy of Science,Xining 810008,P.R.China)b(Graduate University,Beijing 100049,P.R.China) |
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| Abstract: | The polysaccharide of Nostoc commune vauch was extracted by distilled water.The extraction temperature,extraction time,extraction ratio,extraction times were used as main factors,and the L9(34)orthogonal test was used for optimizing the extraction technology.The yield rate of polysaccharide was calculated,after the polysaccharide content was detected by phenol-vitriol.The effect of main factors on the extraction for the polysaccharide of Nostoc commune vauch from big to small were extraction temperature>ext... |
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| Keywords: | Nostoc Commune Vauch Polysaccharide Extraction Orthogonal Test |
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