401 g/kg to PSU

401 g/kg = 402.965 PSU

g/kgPSU
386 g/kg387.891
391 g/kg392.916
396 g/kg397.94
401402.965
406 g/kg407.989
411 g/kg413.014
416 g/kg418.038

401 g/kg = 402.965 PSU

Formula

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