745.5 g/kg = 749.153 PSU
| g/kg | PSU |
|---|---|
| 730.5 g/kg | 734.079 |
| 735.5 g/kg | 739.104 |
| 740.5 g/kg | 744.128 |
| 745.5 g/kg | 749.153 |
| 750.5 g/kg | 754.177 |
| 755.5 g/kg | 759.202 |
| 760.5 g/kg | 764.226 |
745.5 g/kg = 749.153 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)