Question 1

What is 75.5 PSU in ppm?

Accepted Answer

75.5 PSU = 75,131.9 ppm. Use the converter on this page to convert to other salinity / tds units instantly.

Question 2

How do you convert PSU to ppm?

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 PSU value by the appropriate factor to get ppm, or use the interactive converter above.

Question 3

What is 75,131.9 ppm in PSU?

Accepted Answer

75,131.9 ppm = 75.5 PSU.

PSU	ppm
60.5 PSU	60,205
65.5 PSU	65,180.6
70.5 PSU	70,156.2
75.5	75,131.9
80.5 PSU	80,107.5
85.5 PSU	85,083.1
90.5 PSU	90,058.7

75.5 PSU to ppm

Formula