Question 1

What is 250.5 PSU in mg/L?

Accepted Answer

250.5 PSU = 249,278.5 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 249,278.5 mg/L in PSU?

Accepted Answer

249,278.5 mg/L = 250.5 PSU.

PSU	mg/L
235.5 PSU	234,351.7
240.5 PSU	239,327.3
245.5 PSU	244,302.9
250.5	249,278.5
255.5 PSU	254,254.2
260.5 PSU	259,229.8
265.5 PSU	264,205.4

250.5 PSU to mg/L

Formula