25.5 g/kg to PSU

25.5 g/kg = 25.625 PSU

g/kgPSU
19.5 g/kg19.596
21.5 g/kg21.605
23.5 g/kg23.615
25.525.625
27.5 g/kg27.635
29.5 g/kg29.645
31.5 g/kg31.654

25.5 g/kg = 25.625 PSU

Formula

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