同时蒸馏萃取和减压蒸馏萃取方法提取烟叶香气成分的比较
Sciencepaper Online(2008)
Abstract
分别采用同时蒸馏萃取法和减压蒸馏萃取法对同一种烟叶样品的香气成分进行萃取,用气相色谱/质谱联用仪(GC/MS)进行定性和定量分析,并对这2种萃取方法鉴定出的化学成分、重复性和定量值进行了比较。结果显示:同时蒸馏萃取法具有良好的重复性和较好的回收率,适合于烟叶香气成分的定量分析;减压蒸馏萃取法能使香气成分在较低的温度下挥发逸出,真实反映烟叶香气成分的原始信息,可用于香气成分的初步鉴定,适合于香气成分的定性剖析。
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Key words
aroma components,tobacco,simultaneous distillation extraction,GC/MS,decompression distillation extraction
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