响应面法优化枸杞总黄酮提取工艺的研究

Storage and Process(2017)

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Abstract
采用响应面法对索氏法提取枸杞总黄酮的工艺条件进行优化.在单因素试验的基础上,以枸杞总黄酮提取量为响应值,对提取工艺中显著影响提取效果的液料比、粒径、提取时间3个因素进行考察.优选的最佳工艺条件为:粒径70目,液料比17.59:1 (mI/g),提取时间2.5 h,该条件下枸杞总黄酮的平均提取量为14.57 mg/g,与模型预测值基本相符.结果表明:响应面法优选枸杞总黄酮提取工艺稳定、简便、合理,具有较高的精确度,可为生产提供科学的依据.
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