115 g/kg to PSU

115 g/kg = 115.563 PSU

g/kgPSU
100 g/kg100.49
105 g/kg105.514
110 g/kg110.539
115115.563
120 g/kg120.588
125 g/kg125.612
130 g/kg130.637

115 g/kg = 115.563 PSU

Formula

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