543 g/kg to PSU

543 g/kg = 545.661 PSU

g/kgPSU
528 g/kg530.587
533 g/kg535.612
538 g/kg540.636
543545.661
548 g/kg550.685
553 g/kg555.71
558 g/kg560.734

543 g/kg = 545.661 PSU

Formula

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