Question 1

What is 551 g/kg in PSU?

Accepted Answer

551 g/kg = 553.7 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 553.7 PSU in g/kg?

Accepted Answer

553.7 PSU = 551.0001 g/kg.

g/kg	PSU
536 g/kg	538.626
541 g/kg	543.651
546 g/kg	548.675
551	553.7
556 g/kg	558.724
561 g/kg	563.749
566 g/kg	568.773

551 g/kg to PSU

Formula