700.5 g/kg = 703.932 PSU
| g/kg | PSU |
|---|---|
| 685.5 g/kg | 688.859 |
| 690.5 g/kg | 693.883 |
| 695.5 g/kg | 698.908 |
| 700.5 | 703.932 |
| 705.5 g/kg | 708.957 |
| 710.5 g/kg | 713.981 |
| 715.5 g/kg | 719.006 |
700.5 g/kg = 703.932 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)