方法:采用水蒸汽蒸馏法提取挥发油。
Method: The essential oil was extracted by steam distillation.
方法:采用水蒸汽蒸馏法提取挥发油。
METHODS :The essential oil was extracted by steam distillation.
水蒸汽蒸馏法从显脉香茶菜籽中提取挥发油。
The essential oil from Rabdosia nervosa seeds was extracted by steam distillation.
结果:通水蒸汽蒸馏法和共水蒸馏法不能提取出佛手内酯。
Results: Bergapten wasn't extracted by ways of steam-input distillation and distillation of the material mixed with water.
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。
METHOD: To extract the volatile oil by steam distillation or supercritical fluid extraction (SFE).
因此,丹皮中丹皮酚提取实验结论为:水蒸汽蒸馏法优于乙醇回流法;
Therefore, the experimental conclusion of extraction of paeonol was: the steam distillation method was better than the ethanol refluxing method;
方法:用水蒸汽蒸馏法提取紫色姜挥发油,并通过气相-质谱联用仪分析研究。
Methods: A distillation method was used to extract the volatile oil and a gas-mass spectrometer was used to analyze the chemical composition.
以樟树青籽和樟树紫籽为研究对象 ,采用浸提法与水蒸汽蒸馏法来提取樟油。
The camphor oil was extracted from roots, branches, fresh and fallen leaves of Cinnamomum camphora by the method of distillation.
在溴法合成香兰素新工艺中,用水蒸汽蒸馏法回收萃余相中的溴,降低了溴的消耗定额。
In the new process of synthesis of vanillin with bromine, the bromine in the wastewater is retrieved by steam distillation. As a result, the bromine consumption is reduced.
本实验采用水蒸汽蒸馏法提取鲜姜和干姜中的精油,并利用GC-MS分析精油的成分。
The volatile oils of walnut diaphragm were obtained by hydrodistilation and analysed by GC and GC/MS.
方法采用常规水蒸汽蒸馏法对甘肃天水产女贞子提取挥发油,用气相色谱质谱联机进行分离鉴定。
METHODS The volatile oil was extracted from Ligustrum lucidum Ait of Gansu by steam distillation, and its ingredients were isolated and identified by gas chromatography-mass spectrometer (GC-MS).
采用水蒸汽蒸馏法从大戟科木奶果中提取挥发油,用气相色谱-质谱对挥发油的化学成分进行了分析。
The essential oils extracted from Baccaurea ramiflora Lour and its chemical constituents were analyzed by GC-MS.
采用水蒸汽蒸馏法,获得杉木生材精油的得油率为1.57%,尾叶桉生材精油的得油率为0.02%。
The essential oil volume was 1.57% and 0.02% extracted from Chinese fir and Eucalyptusgreen wood, respectively, by steaming distillation method.
方法以水蒸汽蒸馏法提取挥发油,分别得到不同样品的挥发油,以气相色谱质谱联用(GC MS)联用技术对其化学成分进行分离和鉴定。
METHODS The volatile oils were extracted with steam distillation. The components were separated and identified by GC MS and elucidated on the standard mass spectral data.
探讨了直接加热法、直接水蒸汽法、间接水蒸汽法、减压蒸馏、酒精沉淀等五种回收方法的优缺点。
The advantage and disadvantage of the five recycling methods, direct heating, direct aqueous vapor, indirect aqueous vapor, reduced pressure distillation, precipitation method, is discussed.
为改进柏木油香气质量,主张以水蒸汽蒸馏技术取代水上蒸馏法,不赞成用干馏法或“红锅”法来制取柏木原油。
In order to improve the odour quality of cedar wood oil, the water distillation (over water boiler) should be replaced by steam distillation.
为改进柏木油香气质量,主张以水蒸汽蒸馏技术取代水上蒸馏法,不赞成用干馏法或“红锅”法来制取柏木原油。
In order to improve the odour quality of cedar wood oil, the water distillation (over water boiler) should be replaced by steam distillation.
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