马义虔,彭黔荣,杨敏,冯淑艳,冯贵涛

• 1:贵州大学化学与化工学院
• 2:贵州中烟工业有限责任公司技术中心
• 3:贵州大学药学院

摘要(Abstract)：

以桑椹为原料,酸性乙醇为提取剂,超声波辅助提取花青素。在单因素试验基础上,采用BoxBehnken设计研究超声时间、超声温度和乙醇体积分数对桑椹花青素提取率的影响。结果表明:最佳提取工艺条件为乙醇体积分数60%,柠檬酸调pH为2.0,料液比1∶10,超声时间35 min,超声温度53℃,加装冷凝回流管提取2次。在此工艺条件下进行提取,用pH示差法计算桑椹花青素含量约为259.50mg/100g。

关键词(KeyWords)： 桑椹;花青素;超声辅助提取;响应面法

Abstract:

Keywords:

基金项目(Foundation): 贵州省教育厅项目(贵大(省)创字[2014]030);; 贵州中烟科技项目(黔烟工技[2015]08)

作者(Author): 马义虔,彭黔荣,杨敏,冯淑艳,冯贵涛

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