478 g/kg to PSU

478 g/kg = 480.342 PSU

g/kgPSU
463 g/kg465.269
468 g/kg470.293
473 g/kg475.318
478480.342
483 g/kg485.367
488 g/kg490.391
493 g/kg495.416

478 g/kg = 480.342 PSU

Formula

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