Question 1

What is 42.5 g/kg in PSU?

Accepted Answer

42.5 g/kg = 42.708 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 42.708 PSU in g/kg?

Accepted Answer

42.708 PSU = 42.4998 g/kg.

g/kg	PSU
36.5 g/kg	36.679
38.5 g/kg	38.689
40.5 g/kg	40.698
42.5	42.708
44.5 g/kg	44.718
46.5 g/kg	46.728
48.5 g/kg	48.738

42.5 g/kg to PSU

Formula