| 红色洋槐花色素的提取 |
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| 引用本文： | 王春利,曹安堂,东玉武,肖静. 红色洋槐花色素的提取[J]. 河北化工, 2012, 35(1): 55-56 |
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| 作者姓名： | 王春利 曹安堂 东玉武 肖静 |
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| 作者单位： | 潍坊工程职业学院,山东青州,262500 |
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| 摘 要： | 利用红色洋槐花提取色素,介绍了工艺条件和方法。试验结果表明：红色洋槐花用95%乙醇作溶剂,水浴加热温度保持约为50℃,萃取时间为20 min,萃取效果最好。将萃取液在50～60 kPa条件下减压蒸馏,分离色素并回收溶剂。
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| 关 键 词： | 红花洋槐 色素 提取 食品添加剂 乙醇 |
Extraction of Red Robinia Pigments |
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| WANG Chun-li,CAO An-tang,DONG Yu-wu,XIAO Jing. Extraction of Red Robinia Pigments[J]. Hebei Chemical Engineering and Industry, 2012, 35(1): 55-56 |
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| Authors: | WANG Chun-li CAO An-tang DONG Yu-wu XIAO Jing |
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| Affiliation: | (Weifang Engineering Vocational College,Qingzhou 262500,China) |
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| Abstract: | To introduce the extraction technical process conditions and method of red robinia of the pigment.The test results showed when with 95% ethanol as solvent,water bath heating temperature kept 50 ℃ and extraction time was 20 min,the extraction effect of red robinia was best.To separate the pigment and recover the solvent under the 50～60 kPa vacuum distillation. |
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| Keywords: | red robinia pigment extraction food additive ethanol |
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