Question 1

What is 636.5 PSU in mg/L?

Accepted Answer

636.5 PSU = 633,396.4 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 633,396.4 mg/L in PSU?

Accepted Answer

633,396.4 mg/L = 636.5 PSU.

PSU	mg/L
621.5 PSU	618,469.5
626.5 PSU	623,445.1
631.5 PSU	628,420.7
636.5	633,396.4
641.5 PSU	638,372
646.5 PSU	643,347.6
651.5 PSU	648,323.2

636.5 PSU to mg/L

Formula