ON THE SYNERGIC EXTRACTION OF LANTHANIDE IONS BY 1-PHENYL-3-METHYL-4-DICHLOROACETYL-PYRAZOLONE-5 AND TRI- n-OCTYLPHOSPHINE OXIDE
Qian Bo, Zhao Zhongshun, Zhang Jinsheng, Ma Zhiguo, Li Yingrong
Chinese Journal of Applied Chemistry . 1989, (4): 75 -77 .