Question 1

What is 81 g/kg in PSU?

Accepted Answer

81 g/kg = 81.397 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 81.397 PSU in g/kg?

Accepted Answer

81.397 PSU = 81.0001 g/kg.

g/kg	PSU
66 g/kg	66.323
71 g/kg	71.348
76 g/kg	76.372
81	81.397
86 g/kg	86.421
91 g/kg	91.446
96 g/kg	96.47

81 g/kg to PSU

Formula