454.5 g/kg = 456.727 PSU
| g/kg | PSU |
|---|---|
| 439.5 g/kg | 441.654 |
| 444.5 g/kg | 446.678 |
| 449.5 g/kg | 451.703 |
| 454.5 | 456.727 |
| 459.5 g/kg | 461.752 |
| 464.5 g/kg | 466.776 |
| 469.5 g/kg | 471.801 |
454.5 g/kg = 456.727 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)