369.5 g/kg = 371.311 PSU
| g/kg | PSU |
|---|---|
| 354.5 g/kg | 356.237 |
| 359.5 g/kg | 361.262 |
| 364.5 g/kg | 366.286 |
| 369.5 | 371.311 |
| 374.5 g/kg | 376.335 |
| 379.5 g/kg | 381.36 |
| 384.5 g/kg | 386.384 |
369.5 g/kg = 371.311 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)