15 g/kg to PSU

15 g/kg = 15.073 PSU

g/kgPSU
12 g/kg12.059
13 g/kg13.064
14 g/kg14.069
1515.073
16 g/kg16.078
17 g/kg17.083
18 g/kg18.088

15 g/kg = 15.073 PSU

Formula

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