Question 1

What is 4,700 ppm in PSU?

Accepted Answer

4,700 ppm = 4.723 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 4.723 PSU in ppm?

Accepted Answer

4.723 PSU = 4,700 ppm.

ppm	PSU
4,685 ppm	4.708
4,690 ppm	4.713
4,695 ppm	4.718
4,700	4.723
4,705 ppm	4.728
4,710 ppm	4.733
4,715 ppm	4.738

4,700 ppm to PSU

Formula