Methods:Oral liquid was made by steam distillation, alcohol abstraction method, water abstraction and alcohol precipitation.
方法：分别采用水蒸气蒸馏法、醇提法、水提醇沉法制成口服液；
METHOD: To extract the volatile oil by steam distillation or supercritical fluid extraction (SFE).
方法：用水蒸汽蒸馏法和超临界流体萃取的方法提取挥发油。
The essential oils of leaves from Eucalyptus camaldulensis and Eucalyptus benthami were extracted by steam distillation and their chemical constituents were determined by GC-MS method.
用水蒸气蒸馏法提取了赤桉叶和本泌桉叶精油，通过气相色谱-质谱（GC-MS）联用法分析鉴定了二者的化学成分及质量分数。
应用推荐