超声波辅助酶法提取花生红衣中白藜芦醇的工艺优化

China Oils and Fats(2020)

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Abstract
为提高花生油提取副产物花生红衣的利用价值,以乙醇体积分数、料液比、超声时间、超声温度、酶的种类为考察因素,白藜芦醇提取量为指标,通过单因素实验对超声波辅助酶法提取花生红衣中白藜芦醇工艺进行优化.结果表明,在酶解pH 5.0、酶添加量2%下,得到的最佳工艺条件为:乙醇体积分数80%,料液比1∶25,超声时间30 min,超声温度50℃,采用半纤维素酶提取.在最佳工艺条件下,白藜芦醇提取量为(0.854 ±0.025)mg/100 g.
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