Table 2.

Binding Constants for ionophores with CO₃²⁻

Ionophore	$log{K}_{L^{+}-{co}_3^{2-}}({\text{M}}^{-1})$	$log{K}_{L^{+}{co}_3^{2-}+L^{+}}({\text{M}}^{-1})$	$log{K}_{{co}_3^{2-}{L}^{+}-{co}_3^{2-}}({\text{M}}^{-1})$
Mn-1	9.8 ± 0.2	4.0 ± 0.1	2.5 ± 0.5
Mn-2	9.8 ± 0.2	5.8 ± 0.1	4.6 ± 0.3