Question 1

What is 45 PSU in mg/L?

Accepted Answer

45 PSU = 44,780.6 mg/L. Use the converter on this page to convert to other salinity / tds units instantly.

Question 2

How do you convert PSU to mg/L?

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 mg/L, or use the interactive converter above.

Question 3

What is 44,780.6 mg/L in PSU?

Accepted Answer

44,780.6 mg/L = 45 PSU.

PSU	mg/L
39 PSU	38,809.8
41 PSU	40,800.1
43 PSU	42,790.3
45	44,780.6
47 PSU	46,770.8
49 PSU	48,761.1
51 PSU	50,751.3

45 PSU to mg/L

Formula