Electrical Conductance of Aqueous Solutions

Persulfate _Charts _795px _wide _single _7

Equation for calculation of electrical conductance

Conductance (mmho/cm) = F + GX + HX2, where X = solution concentration in grams per liter (g/L).

Salt

Constant

25° C

35°C

45°C

Ammonium

F

G

H

3.9016

0.8568

6.2904 x 10-4

6.6081

0.9804

-7.1312 x 10-4

6.2538

1.1578

-8.8912 x 10-4

Potassium

F

G

H

2.9603

0.6704

-1.0456 x 10-3

3.7314

0.7972

-1.1982 x 10-3

4.1673

0.9525

-1.9173 x 10-3

Sodium

F

G

H

5.9501

0.5880

-6.6193 x 10-4

7.1826

0.6967

-7.5821 x 10-4

8.1825

0.8123

-8.6226 x 10-4