正交试验法优化南非叶抑菌活性成分提取工艺

South China Agriculture(2021)

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Abstract
利用正交试验法,以南非叶对金黄色葡萄球菌的抑菌活性为指标,采用超声波提取法对南非叶提取工艺进行优化.在单因素试验基础上,选择试验因素和水平,设计正交试验考察南非叶抑菌活性成分最佳提取工艺.结果 表明,最佳提取工艺为:95%乙醇超声提取2次,提取时间60 min,液料比30:1(体积与重量比).在此条件下提取液对金黄色葡萄球菌的抑菌圈直径达18.08 mm.
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