Author(s): Liao Fangli, Huang Haibiao, Tao Haixia
Pages: 12-13
Year: 2005 Issue:  1
Journal: GUANGDONG CHEMICAL INDUSTRY
Keyword:  PT-2; 稀土; 萃取; 分配比;
Abstract: 研究了PT-2(异丙基膦酸单(1-已基-4乙基)辛酯)从盐酸介质中萃取Co(Ⅱ)的性能.考察了平衡水相酸度、振荡时间、萃取剂浓度、钴的浓度对萃取的影响.结果表明,在pH=3.98,振荡时间为20min,PT-2浓度为0.15mol·L-1时,Co(Ⅱ)能很好地被萃取.