Synergic Extraction of Lanthanide Ions by Bis-(1′-Phenyl-3′-methyl-5′-Pyrazol one-4′-yl)Ethanedione and Phenanthroline
Zhang Anyun, Qian Bo, Gao Gailing, Pei Jing, Wang Zichun
Chinese Journal of Applied Chemistry . 1996, (3): 90 -92 .