A term used to describe a
liquid-liquid extraction process that involves a transfer of ionic species from the
extractant to the aqueous phase in exchange for ions from the aqueous phase. The term does not
imply anything concerning the nature of the bonding in the extracted complex. The
term solvent
ion exchange is not recommended.
Source:
PAC, 1993, 65, 2373
(Nomenclature for liquid-liquid distribution (solvent extraction) (IUPAC Recommendations
1993))
on page 2378