13 g/kg to PSU

13 g/kg = 13.064 PSU

g/kgPSU
10 g/kg10.049
11 g/kg11.054
12 g/kg12.059
1313.064
14 g/kg14.069
15 g/kg15.073
16 g/kg16.078

13 g/kg = 13.064 PSU

Formula

1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)