Table 4.

The values of initial vertices of the simplex optimization.

Vertex	E0 [mV]	S [mV/log a]	${\mathbf{K}}_{{\mathbf{HCO}}_3^{-}{,\mathbf{Cl}}^{-}}^{\mathbf{pot}}$
1	29.3	−58.1	3.02
2	29.3 + 1 · 0.1	−58.1	3.02
3	29.3 + 0.5 · 0.1	−58.1 + 0.87 · 0.1	3.02
4	29.3 + 0.5 · 0.1	−58.1 + 0.29 · 0.1	3.02 + 0.82 · 0.1