Preconcentration of Heavy Metal Ions Using Synergistic Extraction with Dithizone and Tributylphosphine Oxide on the Basis of HSAB Rule

Hiroshi KAWAMOTO, Satoshi YAMAZAKI, Eiji KATOH, Kin-ichi TSUNODA, Hideo AKAIWA
1992 Analytical Sciences  
doi:10.2116/analsci.8.265 fatcat:n3b5hvrp6feb5knlbkp7jk7y5e