The extraction of metal ions in presence of inorganic extractants, with aqueous PEG– inorganic salt two-phase systems, can be represented by a succession of equilibriums, schematically presented in Fig.
The extraction of metal ions in presence ofinorganic extractants, with aqueous PEG–inorganic salt two-phase systems, can berepresented by a succession of equilibriums,schematically presented in Fig.