FCC LCO was treated by an solvent containing complexing agent followed with caustic washing in laboratoty.
用溶剂和微量萃取剂组成的复合溶剂对催化裂化柴油络合萃取， 再结合碱洗来改善其安定性。
2
METHODS By combinaton of complexing dissolution, solvent extraction and photometric measurement, the amount of salicylic acid was first obtained and then converted to the content of copper salicylate.
方法 通过络合溶解、溶剂萃取、光度法测量的联用，测定水杨酸的量，再换算成水杨酸铜的含量。
3
The cleaner-passivator comprises a complexing agent, a surfactant, a corrosion inhibitor, and a solvent.