Question 1

What is 403 g/kg in PSU?

Accepted Answer

403 g/kg = 404.975 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 404.975 PSU in g/kg?

Accepted Answer

404.975 PSU = 403.0003 g/kg.

g/kg	PSU
388 g/kg	389.901
393 g/kg	394.926
398 g/kg	399.95
403	404.975
408 g/kg	409.999
413 g/kg	415.024
418 g/kg	420.048

403 g/kg to PSU

Formula