Question 1

What is 390 g/kg in PSU?

Accepted Answer

390 g/kg = 391.911 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 391.911 PSU in g/kg?

Accepted Answer

391.911 PSU = 390 g/kg.

g/kg	PSU
375 g/kg	376.837
380 g/kg	381.862
385 g/kg	386.886
390	391.911
395 g/kg	396.935
400 g/kg	401.96
405 g/kg	406.984

390 g/kg to PSU

Formula