以香菇为研究对象,研究二段式超声波辅助提取工艺,通过正交试验与响应面分析确定最佳工艺条件,即提取温度90℃、提取液pH 5.0,料液比1:30(g/mL),超声功率400 W,前段超声时间20 min,恒温提取时间130 min,后段超声时间23 min,在此条件下,多糖得率为7.240%.%This research took Lentinus edodes as the research object studied the 2-phase ultrasonic assisted ex-traction technology, through the orthogonal experiment and response surface analysis to determine the optimum process conditions, the extraction temperature 90℃, pH 5.0, solid-liquid ratio 1:30(g/mL), ultrasonic power 400 W, the front ultrasonic time 20 min, constant temperature time 130 min, after ultrasonic time 23 min, in this condition, polysaccharide rate was 7.240%.
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