336.5 g/kg = 338.149 PSU
| g/kg | PSU |
|---|---|
| 321.5 g/kg | 323.075 |
| 326.5 g/kg | 328.1 |
| 331.5 g/kg | 333.124 |
| 336.5 | 338.149 |
| 341.5 g/kg | 343.173 |
| 346.5 g/kg | 348.198 |
| 351.5 g/kg | 353.222 |
336.5 g/kg = 338.149 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)