259 g/kg to PSU

259 g/kg = 260.269 PSU

g/kgPSU
244 g/kg245.196
249 g/kg250.22
254 g/kg255.245
259260.269
264 g/kg265.294
269 g/kg270.318
274 g/kg275.343

259 g/kg = 260.269 PSU

Formula

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