Question 1

What is 521 g/kg in PSU?

Accepted Answer

521 g/kg = 523.553 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 523.553 PSU in g/kg?

Accepted Answer

523.553 PSU = 521.0001 g/kg.

g/kg	PSU
506 g/kg	508.479
511 g/kg	513.504
516 g/kg	518.528
521	523.553
526 g/kg	528.577
531 g/kg	533.602
536 g/kg	538.626

521 g/kg to PSU

Formula