34,520 mg/L = 34.689 PSU
| mg/L | PSU |
|---|---|
| 34,505 mg/L | 34.674 |
| 34,510 mg/L | 34.679 |
| 34,515 mg/L | 34.684 |
| 34,520 | 34.689 |
| 34,525 mg/L | 34.694 |
| 34,530 mg/L | 34.699 |
| 34,535 mg/L | 34.704 |
34520 mg/L = 34.689 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)