366.5 g/kg = 368.296 PSU
| g/kg | PSU |
|---|---|
| 351.5 g/kg | 353.222 |
| 356.5 g/kg | 358.247 |
| 361.5 g/kg | 363.271 |
| 366.5 | 368.296 |
| 371.5 g/kg | 373.32 |
| 376.5 g/kg | 378.345 |
| 381.5 g/kg | 383.369 |
366.5 g/kg = 368.296 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)