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。
The total oil of the mint microencapsulations was measured by steam distillation method.
采用水蒸气蒸馏法测定了微胶囊化薄荷油的总油。
Method: The essential oil was extracted by steam distillation.
方法:采用水蒸汽蒸馏法提取挥发油。
The essential constituents from duke blueberry fruits were extracted by steam distillation method and the essential oil obtained was analyzed by gas chromatography-mass spectrometry.
用常规水蒸气蒸馏法提取杜克蓝莓果实中的挥发油,并用气相色谱-质谱法分析了其化学成分。
MethodsEssential oils were extracted from samples by steam distillation, The chemical constituents were determined by GC-MS with area normalization method.
方法水蒸气蒸馏法提取挥发油后,采用气相色谱-质谱法分析,用峰面积归一法测定成分的相对含量。
The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.
以杉木根为原料通过水蒸气蒸馏法提取杉木精油,从杉木根精油中精制提取柏木脑,再以柏木脑为原料合成甲基柏木醚。
The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.
以杉木根为原料通过水蒸气蒸馏法提取杉木精油,从杉木根精油中精制提取柏木脑,再以柏木脑为原料合成甲基柏木醚。
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