Table 3:

Numerical values and symbols used for the MSA model.

Parameter	Definition	Value (Nonner et al)	PV model
Noxy	Number oxygens	8	6.5 or 7
ρNa,ρCl	[NaCl]	100 mM	-
	[KCl]	-	150 mM
	[CaCl2]	0.1 nM to 0.1 M	0.1 nM to 0.1 M
	[MgCl2]	-	1 mM
ϵf	Filter dielectric	63.5	25.0
ϵb	Bath dielectric	78.4	78.4
σO	O diameter	0.278 nm	0.354 nm
zO	O charge	−0.5e0	−0.6e0 (backbone) or −0.8e0 (sidechain)
σCa	Ca diameter	0.200 nm	0.272 nm
σMg	Mg diameter	0.144 nm	0.236 nm
σK	K diameter	-	0.352 nm
σNa	Na diameter	0.204 nm	-
σCl	Cl diameter	0.362 nm	0.454 nm
zCa	Ca charge	2e0	1.77e0
zMg	Mg charge	2e0	1.69e0
zK	K charge	-	1e0
zNa	Na charge	1e0	-
zCl	Cl charge	−1e0	−1e0
$\frac{RT}{zf}$		25.6 mV
	Filter Volume	0.375 nm3	0.6 nm3 (LCD) or 0.455 nm3 (LEF)