253 g/kg to PSU

253 g/kg = 254.24 PSU

g/kgPSU
238 g/kg239.166
243 g/kg244.191
248 g/kg249.215
253254.24
258 g/kg259.264
263 g/kg264.289
268 g/kg269.313

253 g/kg = 254.24 PSU

Formula

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