响应面优化草石蚕多糖提取工艺研究

Study on optimization of extracting polysaccharides from stochys sieboldii Miq. by response surface methodology

以草石蚕为原料,研究了草石蚕中多糖提取的工艺条件。在单因素试验基础上,通过响应面试验优化了草石蚕中多糖提取的工艺条件。结果表明,草石蚕中多糖的最佳提取工艺条件为:提取温度79.00℃,提取时间2.82 h,乙醇体积浓度81.22%,料液比1 g∶18.49 mL,此条件下草石蚕多糖提取率4.89%。

Process conditions of extracting polysaccharide from Stachys sieboldii Miq. were studied. Based on the single factor experiments,extracting process was optimized by response surface experiments. Results： extracting temperature was 79.00 2：, extracting time was 2.82 h, ethanol concentration was 81.22%, solid to liquid ratio was 1 g ： 18.49 mL, and extraction yield was 4.89%.