Question 1

What is 56.5 g/kg in PSU?

Accepted Answer

56.5 g/kg = 56.777 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 56.777 PSU in g/kg?

Accepted Answer

56.777 PSU = 56.5001 g/kg.

g/kg	PSU
41.5 g/kg	41.703
46.5 g/kg	46.728
51.5 g/kg	51.752
56.5	56.777
61.5 g/kg	61.801
66.5 g/kg	66.826
71.5 g/kg	71.85

56.5 g/kg to PSU

Formula