Question 1

What is 138 g/kg in PSU?

Accepted Answer

138 g/kg = 138.676 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 138.676 PSU in g/kg?

Accepted Answer

138.676 PSU = 137.9998 g/kg.

g/kg	PSU
123 g/kg	123.603
128 g/kg	128.627
133 g/kg	133.652
138	138.676
143 g/kg	143.701
148 g/kg	148.725
153 g/kg	153.75

138 g/kg to PSU

Formula