微波法提取铜锤草花青素的研究  

Microwave Extraction of Anthocyanins of Red Woodsorrel

作　　者：孙千鸿[1] 黄聿明[2] 梁卉[3] 叶文娟[3] 

机构地区：[1]昆明医学院海源学院化学教研室,云南昆明650106 [2]昆明医学院,流行病统计专业云南昆明650106 [3]昆明医学院海源学院,临床专业云南昆明650106

出　　处：《化工时刊》2010年第6期29-32,共4页Chemical Industry Times

摘　　要：研究将微波法运用于提取铜锤草花青素,寻求较为适合的高效方法;以测定铜锤草Oxalis corymbosa提取液吸光度反映花青素含量为考察指标,采用正交优化实验考察此方法中的最佳工艺参数,同时与传统工艺进行对比;选用pH 2的35%乙醇溶液为提取剂,功率500 W,提取时间50 s,料液比为1 g∶40 mL,2次提取作为最佳工艺;与传统方法相比,微波法具有高效安全、节能省时和设备简单等特点。Objective study the microwave method used for extraction of Red Woodsorrel anthocyanin Oxalis corymbosa to find more appropriate and effective ways.Method with the method of determining the absorbance of pink woodsorrel extract anthocyanin content of the indexes reflects the orthogonal experimental as its exploration target.observing and studying the best technology parameter of this method in the method of optimization of the optimal,and compared with the traditional process.Conclusion The best technology conditions are： pH=2 used 35% ethanol solution as extraction solvent,power 500W,time of extraction 50 s,solid-liquid ratio of 1 g∶40 ml,extraction for 2 times.Conclusion Compared with the traditional method,microwave method is efficient and safe,energy-saving and simple equipment,and so on.

关 键 词：微波法 铜锤草 花青素 正交实验 

分 类 号：TQ461[化学工程—制药化工]