225 g/kg to PSU

225 g/kg = 226.102 PSU

g/kgPSU
210 g/kg211.029
215 g/kg216.053
220 g/kg221.078
225226.102
230 g/kg231.127
235 g/kg236.151
240 g/kg241.176

225 g/kg = 226.102 PSU

Formula

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