... apparatus for extractive distillation 释义：蒸馏萃取器 solvent evaporation-extraction 释义：溶剂蒸发萃取 chelate extraction system 释义：螯合萃取系统 ...
基于1个网页-相关网页
Now, in general, the produce of antibiotic is firstly extracted by clarification and solvent, and is separated from fermentation liquid and at last do the vacuum evaporation of the liquid extraction.
现代抗生素的生产一般首先是通过澄清和溶剂萃取从发酵液中加以分离，在对萃取液进行真空蒸发制得。
Three new methods of preparing samples were reviewed, including solid phase microextraction (SPME), extraction with supercritical CO2 fluid and solvent assisted flavor evaporation (SAFE).
综述了三种新的样品制备技术，固相微萃取(SPME)、超临界二氧化碳萃取和溶剂辅助的香料蒸馏技术(SAFE)。
应用推荐