205.5 g/kg to PSU

205.5 g/kg = 206.507 PSU

g/kgPSU
190.5 g/kg191.433
195.5 g/kg196.458
200.5 g/kg201.482
205.5206.507
210.5 g/kg211.531
215.5 g/kg216.556
220.5 g/kg221.58

205.5 g/kg = 206.507 PSU

Formula

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