Table 2

Overall process & Its cyclea	Relationb
M²⁺ + L_o + 2A^- MLA_2,o K_ex = K_D,M(K_D,A)2K_ML,org b_ip,org	Df_ex^0¢ = Df_M^0¢ - Df_A^0¢ + Df_ML,org^0¢ + Df_ip,org^0¢
M²⁺ + L_o + 2A^- MLA⁺_o + A^-_o (a) K_ex± = K_D,M(K_D,A)2KM_L,org K_1,org (b) K_ex± = K_ML K_D,ML K_1,org(K_D,A)2/K_D,L	(a) Df_ex±^0¢ = 2Df_M^0¢ - 2Df_A^0¢ + 2Df_ML,org^0¢ + Df_1,org0^0¢ + Dfeq (b) Df_ex±^0¢ = 2Df_ML,w^0¢ + 2Df_ML^0¢ + Df_1,org0^0¢ - 2Df_A^0¢ - DfL0¢ + Df_eq
M²⁺ + L_o + 2A^- ML²⁺_o + 2A^-_o K_ex2± = K_D,M(K_D,A)2K_ML,org	Df_ex2±^0¢ = Df_M^0¢ - Df_A^0¢ + Df_ML,org^0¢ + Df_eq

^aA thermodynamic cycle of an extraction constant expressed by the component equilibrium constants. ^bΔφ_ip,org ^0′ = (Δφ_1,org ^0′ + Δφ_2,org ^0′)/2

Table 2: Some examples on relations between the Δφ_k ^0′ values and the potential differences based on component equilibrium constants.