Question 1

What is 45.5 g/kg in PSU?

Accepted Answer

45.5 g/kg = 45.723 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 45.723 PSU in g/kg?

Accepted Answer

45.723 PSU = 45.5 g/kg.

g/kg	PSU
39.5 g/kg	39.694
41.5 g/kg	41.703
43.5 g/kg	43.713
45.5	45.723
47.5 g/kg	47.733
49.5 g/kg	49.743
51.5 g/kg	51.752

45.5 g/kg to PSU

Formula