Question 1

What is 4,235 ppm in PSU?

Accepted Answer

4,235 ppm = 4.256 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 4.256 PSU in ppm?

Accepted Answer

4.256 PSU = 4,235.2 ppm.

ppm	PSU
4,220 ppm	4.241
4,225 ppm	4.246
4,230 ppm	4.251
4,235	4.256
4,240 ppm	4.261
4,245 ppm	4.266
4,250 ppm	4.271

4,235 ppm to PSU

Formula