70.5 g/kg to PSU

70.5 g/kg = 70.845 PSU

g/kgPSU
55.5 g/kg55.772
60.5 g/kg60.796
65.5 g/kg65.821
70.570.845
75.5 g/kg75.87
80.5 g/kg80.894
85.5 g/kg85.919

70.5 g/kg = 70.845 PSU

Formula

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