99.5 g/kg = 99.988 PSU
| g/kg | PSU |
|---|---|
| 84.5 g/kg | 84.914 |
| 89.5 g/kg | 89.939 |
| 94.5 g/kg | 94.963 |
| 99.5 | 99.988 |
| 104.5 g/kg | 105.012 |
| 109.5 g/kg | 110.037 |
| 114.5 g/kg | 115.061 |
99.5 g/kg = 99.988 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)