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. 2021 Nov 30;26(23):7280. doi: 10.3390/molecules26237280

Table 3.

pL0.5 1 values of Cu2+/ligands systems at different pHs, I = 0.15 mol L−1 in NaCl(aq) and T = 298.15 K.

Ligand pH pL0.5
H2(L1) 7.4 7.09
H2(L2) 2.5 2.74
3.0 3.70
4.0 5.48
5.0 6.99
6.0 8.18
7.4 10.29
8.1 10.54
9.0 11.98
H2(L3) 2.5 3.10
3.0 4.05
4.0 5.70
5.0 7.18
6.0 8.41
7.4 10.30
8.1 11.43
9.0 12.20
10.0 12.14
H2(L4) 7.4 9.90
H(L5) 7.4 7.25

1 values calculated by Equation (3).