Salts | Concentration (×10−2 mol∙L−1) | |||||
0.0625 | 0.125 | 0.25 | 0.5 | 1 | 2 | |
NaCl | −0.08 a | −0.41 b | −0.25 ab | −0.03 a | −0.43 b | −0.41 b |
KCl | −0.15 a | −0.24 a | −0.14 a | −0.14 a | −0.38 a | −0.42 a |
FeCl3 | −0.76 c | −0.38 ab | −0.62 bc | −0.37 ab | −0.52 bc | −0.13 a |
NH4Cl | −0.52 a | −0.70 a | −0.73 a | −0.49 a | −0.51 a | −0.35 a |
CsCl | −0.60 a | −0.15 a | −0.39 a | −0.09 a | −0.15 a | −0.54 a |
CuCl2 | 0.2 a | −0.41 b | −0.51 b | −0.15 b | −0.22 b | −0.47 b |
CuSO4 | 0.33 a | 0.15 ab | −0.23 c | 0.2 ab | −0.07 bc | 0.24 ab |
Na2SO4 | −0.03 a | 0.21 a | 0.14 a | 0.30 a | 0.19 a | −0.02 a |
MnSO4 | 0.24 a | −0.02 b | 0.24 a | 0.37 a | −0.12 b | −0.19 b |
(NH4)2SO4∙FeSO4 | −0.18 a | 0.23 a | 0.31 a | −0.23 a | −0.07 a | 0.24 a |
FeSO4 | 0.11 a | −0.16 a | −0.11 a | −0.05 a | 0.29 a | 0.30 a |
(NH4)2SO4 | 0.24 ab | 0.48 a | −0.14 cd | −0.003 bc | −0.13 cd | −0.44 d |
K2SO4 | −0.05 b | −0.16 bc | −0.44 c | −0.10 b | −0.24 bc | 0.28 a |
NaNO3 | −0.25 bc | −0.35 cd | −0.57 d | 0.12 a | −0.03 ab | −0.37 cd |
KNO3 | 0.05 a | 0.04 a | −0.19 ab | −0.43 b | −0.58 b | −0.49 b |
Ba(NO3)2 | −0.17 a | −0.28 a | −0.35 a | −0.39 a | −0.33 a | −0.54 a |
NH4NO3 | −0.24 ab | −0.15 a | −0.5 abc | −0.71 bc | −0.36 ab | −0.86 c |
Mn(NO3)2 | −0.46 ab | −0.34 a | −0.65 ab | −0.61 ab | −0.63 ab | −0.78 b |
(NH4)2HPO4 | 0.36 ab | 0.54 a | 0.1 abc | 0.27 ab | −0.41 c | −0.14 bc |
NaH2PO4∙2H2O | 0.17 ab | −0.06 ab | −0.36 b | 0.48 a | −0.14 ab | −0.24 ab |
NH4H2PO4 | −0.28 a | −0.06 a | −0.1 a | 0.09 a | −0.45 a | −0.26 a |
Na2HPO4∙12H2O | 0.14 ab | −0.21 b | 0.25 a | 0.04 ab | −0.69 c | −0.74 c |
KH2PO4 | −0.35 a | −0.18 a | −0.15 a | −0.39 a | −0.47 a | −0.17 a |
K2HPO4 | −0.36 ab | −0.17 a | −0.96 c | −0.36 ab | −0.73 bc | −0.61 abc |
CaCO3 | 0.53 a | 0.17 ab | 0.03 b | −0.07 b | −0.18 b | −0.28 b |
NaHCO3 | 0.11 a | −0.2 ab | −0.53 b | −0.15 a | 0.09 a | 0.1 a |
Na2CO3 | −0.13 a | −0.09 a | −0.17 a | −0.1 a | −0.57 b | −0.6 b |
NH4HCO3 | 0.05 a | 0.22 a | −0.27 a | −0.34 a | −0.35 a | −1.09 b |
(NH4)2CO3 | −0.31 a | −0.27 a | −0.38 a | −0.64 ab | −0.56 ab | −0.87 b |
KHCO3 | −0.54 a | −0.4 a | −0.54 a | −0.47 a | −0.68 a | −0.47 a |
K2CO3 | −0.21 a | −0.61 a | −0.67 a | −0.69 a | −0.64 a | −0.63 a |
CH3COONa | −0.44 c | 0.53 a | −0.04 b | 0.1 b | 0.22 ab | −0.03 b |
CH3COONH4 | 0.33 a | −0.17 b | −0.13 b | −0.26 b | −0.15 b | −0.35 b |
CH3COOH | −0.15 a | −0.01 a | −0.19 a | −0.33 ab | −0.33 ab | −0.69 b |
CH3COOK | 0.32 a | −0.15 b | −0.31 b | −0.59 bc | −0.45 bc | −0.86 c |
NH4SCN | −0.16 a | −0.57 ab | −0.44 ab | −0.74 b | −0.66 ab | −0.58 ab |
NaSCN | −0.62 ab | −0.33 a | −0.35 a | −0.76 b | −0.6 ab | −0.75 b |