刺葡萄皮色素的提取及性能测定

被引:11
作者
谢聃 [1 ]
马玉美 [1 ]
王辉宪 [1 ]
欧阳建文 [2 ]
王仁才 [2 ]
熊兴耀 [2 ]
机构
[1] 湖南农业大学理学院
[2] 湖南农业大学园艺园林学院
关键词
葡萄皮色素; 提取; 纯化; 理化性质;
D O I
10.16210/j.cnki.1007-7561.2007.03.024
中图分类号
TS264.4 [食用色素];
学科分类号
082203 ; 083203 ;
摘要
对刺葡萄果皮色素的溶剂法提取工艺在单因素水平基础上进行了研究,并对提取所得色素的理化性质进行了测定。结果表明:以80%的乙醇水溶液为提取剂,料液比为1:5,在80℃条件下提取1.5h,提取效果最好,提取得率为2.2%;对提取所得色素的理化性质进行的测定结果表明:所得色素色价高,耐酸性d、耐光性好,Mg2+、Cu2+、K+等金属离子对其稳定性影响不大,具有很好的开发应用前景。
引用
收藏
页码:62 / 65
页数:4
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