Question 1

What is 290 g/kg in PSU?

Accepted Answer

290 g/kg = 291.421 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 291.421 PSU in g/kg?

Accepted Answer

291.421 PSU = 290 g/kg.

g/kg	PSU
275 g/kg	276.347
280 g/kg	281.372
285 g/kg	286.396
290	291.421
295 g/kg	296.445
300 g/kg	301.47
305 g/kg	306.494

290 g/kg to PSU

Formula