采用硫酸铵沉淀法得到平菇多酚氧化酶粗提液。
The rough extract of Pinggu mushroom PPO was obtained by ammonium sulfate precipitation method.
另外将发酵液超滤浓缩， 将浓缩液醇提后冷冻干燥得到富硒金针菇胞外粗多糖原粉；
The concentrated liquor is frozen and dried after being extracted and then golden mushroom thick polyoses original powder full of selenium outside the cell is obtained.
以酒葡萄皮为原料，采用超声波辅助法和有机溶剂的提取，得到白藜芦醇的粗提液。
The crude extract of resveratrol was made through ultrasonic auxiliary method and organic solvent distillation with wine grape peel as raw materials.
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