38 PSU to g/kg

38 PSU = 37.8147 g/kg

PSUg/kg
32 PSU31.844
34 PSU33.8342
36 PSU35.8245
3837.8147
40 PSU39.805
42 PSU41.7952
44 PSU43.7855

38 PSU = 37.8147 g/kg

Formula

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