213.5 g/kg = 214.546 PSU
| g/kg | PSU |
|---|---|
| 198.5 g/kg | 199.473 |
| 203.5 g/kg | 204.497 |
| 208.5 g/kg | 209.522 |
| 213.5 | 214.546 |
| 218.5 g/kg | 219.571 |
| 223.5 g/kg | 224.595 |
| 228.5 g/kg | 229.62 |
213.5 g/kg = 214.546 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)