文档介绍：,
江西农业大学学报 2012 34 2 382 - 387 http / /xuebao. jxau. edu. cn

Acta Agriculturae Universitatis Jiangxiensis E - mail ndxb7775@ sina. com
响应面法优化微波辅助提取
辣椒红色素的工艺研究
邓祥元,刘约翰,高坤,孙俊龙
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江苏科技大学生物与化学工程学院江苏镇江 212018
摘要以红辣椒为原料,丙酮为提取剂,利用微波辅助有机溶剂法提取辣椒红色素,进而通过单因素试验和响应
, ,
面试验分析微波功率、微波温度、微波时间等工艺参数对提取效率的影响并优化提取工艺。结果表明应用微
波辅助有机溶剂法提取辣椒红色素的工艺路线是正确可行的,所得产品的光谱特性及特征吸收峰均与辣椒红
色素标准图谱基本吻合微波辅助有机溶剂法提取辣椒红色素的最优工艺条件为以丙酮为提取剂,微波功率
, , ,
为 105 W 微波温度为 42 ℃微波时间为 2 min。在此最优工艺条件下所得辣椒红色素的吸光度值为 0. 631。
关键词辣椒红色素提取工艺响应面法微波辅助有机溶剂法

中图分类号 TS202. 3 文献标志码 A 文章编号 1000 - 2286 2012 02 - 0382 - 06
Optimizing Microwave-assisted Extraction Process for
Paprika Red Pigments Using Response Surface Methodology
, , ,
DENG Xiang-yuan LIU Yue-han GAO Kun SUN Jun-long
, ,
College of Biotechnology and Chemical Engineering Jiangsu University of Science and Technology
,
Zhenjiang 212018 China
,
Abstract Hot red peppers are used as raw the material paprika red pigments were prepared with acetone
,
using the method of microwave - anic solvent extraction. The influences of process parameters in-
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cluding microwave output power microwave temperature and microwave time on extraction efficiency of papri-
,
ka red pigments pared and analyzed moreover the extraction process was optimized via single-factor
tests and response surface experiments. The results showed that the met