Question 1

What is 12.5 g/kg in PSU?

Accepted Answer

12.5 g/kg = 12.561 PSU. Use the converter on this page to convert to other salinity / tds units instantly.

Question 2

How do you convert g/kg to PSU?

Accepted Answer

Formula: 1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation). Multiply your g/kg value by the appropriate factor to get PSU, or use the interactive converter above.

Question 3

What is 12.561 PSU in g/kg?

Accepted Answer

12.561 PSU = 12.4998 g/kg.

g/kg	PSU
9.5 g/kg	9.547
10.5 g/kg	10.551
11.5 g/kg	11.556
12.5	12.561
13.5 g/kg	13.566
14.5 g/kg	14.571
15.5 g/kg	15.576

12.5 g/kg to PSU

Formula