Table of limit ionic conductances in water at 25°C, in A.cm²/V.gmol:
Cation
λ+0
Anion
λ–0
H+
349.8
OH–
197.6
Li+
38.7
Cl–
76.3
Na+
50.1
Br–
78.3
K+
73.5
I–
76.8
NH4+
73.4
NO3–
71.4
Ag+
61.9
HCO3–
44.5
Mg+2
106.2
SO4–2
160
Ca+2
119
Cu+2
108
Zn+2
106
References
WELTY, James; WICKS, Charles E.; WILSON, Robert E.; RORRER, Gregory L. Fundamentals of Momentum, Heat and Mass Transfer. 5th Ed. John Wiley & Sons, 2008.