Overall process & Its cyclea Relationb
M2+ + Lo + 2A- MLA2,o Kex = KD,M(KD,A)2KML,org bip,org Dfex = DfM - DfA + DfML,org + Dfip,org
M2+ + Lo + 2A- MLA+o + A-o (a) Kex± = KD,M(KD,A)2KML,org K1,org (b) Kex± = KML KD,ML K1,org(KD,A)2/KD,L (a) Dfex± = 2DfM - 2DfA + 2DfML,org + Df1,org0 + Dfeq (b) Dfex± = 2DfML,w + 2DfML + Df1,org0 - 2DfA - DfL0¢ + Dfeq
M2+ + Lo + 2A- ML2+o + 2A-o Kex2± = KD,M(KD,A)2KML,org Dfex2± = DfM - DfA + DfML,org + Dfeq
aA thermodynamic cycle of an extraction constant expressed by the component equilibrium constants. bΔφip,org 0′ = (Δφ1,org 0′ + Δφ2,org 0′)/2
Table 2: Some examples on relations between the Δφk 0′ values and the potential differences based on component equilibrium constants.