Question 1

What is 1,485 ppm in PSU?

Accepted Answer

1,485 ppm = 1.492 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 1.492 PSU in ppm?

Accepted Answer

1.492 PSU = 1,484.7 ppm.

ppm	PSU
1,470 ppm	1.477
1,475 ppm	1.482
1,480 ppm	1.487
1,485	1.492
1,490 ppm	1.497
1,495 ppm	1.502
1,500 ppm	1.507

1,485 ppm to PSU

Formula