34,690 mg/L = 34.86 PSU
| mg/L | PSU |
|---|---|
| 34,675 mg/L | 34.845 |
| 34,680 mg/L | 34.85 |
| 34,685 mg/L | 34.855 |
| 34,690 | 34.86 |
| 34,695 mg/L | 34.865 |
| 34,700 mg/L | 34.87 |
| 34,705 mg/L | 34.875 |
34690 mg/L = 34.86 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)