Question 1

What is 4,750 ppm in PSU?

Accepted Answer

4,750 ppm = 4.773 PSU. Use the converter on this page to convert to other salinity / tds units instantly.

Question 2

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

Question 3

What is 4.773 PSU in ppm?

Accepted Answer

4.773 PSU = 4,749.7 ppm.

ppm	PSU
4,735 ppm	4.758
4,740 ppm	4.763
4,745 ppm	4.768
4,750	4.773
4,755 ppm	4.778
4,760 ppm	4.783
4,765 ppm	4.788

4,750 ppm to PSU

Formula