1) steam distillation
蒸汽蒸馏
1.
Effect of steam distillation of crude oil on steam drive;
原油蒸汽蒸馏作用对蒸汽驱开发效果的影响
2.
) Benh, by putting emphasis in comparison with the extraction rate andcomponents of volatile oil between steam distillation and superciticol CO2 (SC-CO2) extraction.
本文介绍了两种提取罗勒干叶中挥发油的中试工艺,重点进行了蒸汽蒸馏和SC-CO2提取法出油率和成分的比较研究。
2) steam distillation
水蒸汽蒸馏
1.
The teaching improvement of steam distillation;
水蒸汽蒸馏实验教学改进
2.
The improvement on the experiment apparatus of steam distillation;
水蒸汽蒸馏实验装置的改进
3.
Comparison of chemical constituents for volatile oil from fresh Kaempferia galanga L.by Soxhelt method and steam distillation
索氏法和水蒸汽蒸馏法提取山柰(鲜品)挥发油化学成分的比较研究
3) water vapour distillation
水蒸汽蒸馏
1.
Biodiesel and material is separated effectively through water vapour distillation,and the high pure degree biodiesel is acquired without double transesterification.
循环气相酯化-酯交换-水蒸汽蒸馏技术是以动、植物油为原料制备生物柴油的新工艺。
2.
Preparation of biodiesel with waste oil from restaurant by circulating gas-phase esterification-transesterification-water vapour distillation was studied.
研究以餐饮业废油为原料,采用循环气相酯化-酯交换-水蒸汽蒸馏制备生物柴油的工艺过程,着重考察如何快速降低餐饮业废油的酸值和酯交换反应的优化条件。
4) water vapor distillation
水蒸汽蒸馏
1.
Ion chromatographic determination of fluorine and chlorine by water vapor distillation;
水蒸汽蒸馏—离子色谱法测定氟和氯
2.
The volatility components got from the Fibraurea recisa Pierre's stem and root by microwave extraction an water vapor distillation respectively.
首次采用微波萃取法、水蒸汽蒸馏法从中药黄藤的根茎中提取得到挥发油,并与文献中溶剂法提取得到的挥发油进行对比,通过气相色谱—质谱联用仪进行分析,并用面积归一法确定了各组分的相对百分含量。
5) vapor distillation method
蒸汽蒸馏法
1.
Since the existing technique to extract bromine has low efficiency, a new one-the vapor distillation method is proposed in the article.
我国现有的提溴技术对溴的提取率较低 ,文章中提出了一种新的提溴技术—蒸汽蒸馏法 ,对溴的回收达到了 75 %左右 ,大大提高了提溴效果。
6) steam distillation
水汽蒸馏
1.
In the fragrant substances taken from the heavy turpentine of rosin with steam distillation approaches, 19 fragrant components are detected by GC/MS.
利用水汽蒸馏提取法富集了松香产品中残留的重质松节油,经气相色谱/质谱联机分析,发现其主要由19种单萜和倍半萜化合物组成,全部为香味物质(未知物除外)。
补充资料：蒸汽蒸馏
分子式：
CAS号：
性质：又称水蒸气蒸馏或汽提。蒸馏方法的一种。被蒸馏物质与水不相混溶，且在常压下沸点较高，或在较高温度下容易分解的物质，常用蒸汽蒸馏。操作时，将蒸汽直接通入，使被分离的物质能在比原沸点低的温度下沸腾，生成的蒸气和蒸汽一同逸出，经凝缩后分为两液层，可用澄清分层或离心分离等法将水除去而得产品。用于硝基苯、苯胺、硬脂酸、香精油等的精制和提炼。
CAS号：
性质：又称水蒸气蒸馏或汽提。蒸馏方法的一种。被蒸馏物质与水不相混溶，且在常压下沸点较高，或在较高温度下容易分解的物质，常用蒸汽蒸馏。操作时，将蒸汽直接通入，使被分离的物质能在比原沸点低的温度下沸腾，生成的蒸气和蒸汽一同逸出，经凝缩后分为两液层，可用澄清分层或离心分离等法将水除去而得产品。用于硝基苯、苯胺、硬脂酸、香精油等的精制和提炼。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条