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丁姜和胃贴膏组方药物超临界CO2提取工艺研究

wf(2016)

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Abstract
目的:研究丁姜和胃贴膏组方药物挥发性成分超临界CO2提取最佳工艺。方法:以萃取率和丁香酚含量为指标,采用L9(34)正交设计试验方案,考察萃取温度、萃取压力及萃取时间对组方药物丁香、砂仁、生姜的影响。结果:超临界CO2提取最佳条件为:萃取温度46℃,萃取压力35 MPa,萃取时间2.5 h。此时萃取物萃取率为3.916%,丁香酚含量为28.688%(mL/g)。结论:该工艺简便、高效,可为优化丁姜和胃贴膏的制备工艺提供参数。
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Dingjiang Hewei plaster,SFE-CO2,extraction rate,content of eugenol
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