与索氏萃取法相比,核磁共振法的样品用量少,测量速度快,操作简便,不损伤样品。
Compared with soxhlet extraction method, the NMR method features smaller sample consumption, rapid measurement, simple operation and non-destructive to samples.
索氏萃取法、微波萃取法、超声波萃取法高粱红色素的产率分别为16.5%、15.03%和13.38%。
Theyield rate of traditional Soxhlet, microwave-assisted and supersonic extraction are 16.5%, 15.03% and 13.38% respectively.
采用索氏提取法、超声波强化提取法和超临界CO2萃取法分别提取大豆胚芽油。
Soybean germ oil was extracted by Soxhlet extraction, ultrasonic-assisted extraction and supercritical CO2 extraction, respectively.
本发明方法所用时间仅为索氏提取法的1/150,而萃取效率可达到索氏萃取 法的93%以上。
The used time of the method is only 1/150 of the soxhlet method while the extraction efficiency can be above 93% of the soxhlet method.
采用气相色谱-质谱联用技术(GC - MS)分析比较了超临界流体萃取法、水蒸气蒸馏法、索氏提取法及超声提取法所得提取物中的挥发性化学成分,分别鉴定出37,45,27及37种化学成分。
The volatile compounds of extracts obtained by SFE, steam distillation, soxhlet extraction and ultrasound extraction were analyzed by GC-MS. 37, 45, 27 and 37 compounds were identified respectively.
采用气相色谱-质谱联用技术(GC - MS)分析比较了超临界流体萃取法、水蒸气蒸馏法、索氏提取法及超声提取法所得提取物中的挥发性化学成分,分别鉴定出37,45,27及37种化学成分。
The volatile compounds of extracts obtained by SFE, steam distillation, soxhlet extraction and ultrasound extraction were analyzed by GC-MS. 37, 45, 27 and 37 compounds were identified respectively.
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