34,820 mg/L = 34.991 PSU
| mg/L | PSU |
|---|---|
| 34,805 mg/L | 34.976 |
| 34,810 mg/L | 34.981 |
| 34,815 mg/L | 34.986 |
| 34,820 | 34.991 |
| 34,825 mg/L | 34.996 |
| 34,830 mg/L | 35.001 |
| 34,835 mg/L | 35.006 |
34820 mg/L = 34.991 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)