749.5 g/kg = 753.173 PSU
| g/kg | PSU |
|---|---|
| 734.5 g/kg | 738.099 |
| 739.5 g/kg | 743.124 |
| 744.5 g/kg | 748.148 |
| 749.5 g/kg | 753.173 |
| 754.5 g/kg | 758.197 |
| 759.5 g/kg | 763.222 |
| 764.5 g/kg | 768.246 |
749.5 g/kg = 753.173 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)