473 g/kg to PSU

473 g/kg = 475.318 PSU

g/kgPSU
458 g/kg460.244
463 g/kg465.269
468 g/kg470.293
473475.318
478 g/kg480.342
483 g/kg485.367
488 g/kg490.391

473 g/kg = 475.318 PSU

Formula

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