5,000 ppm = 5.024 PSU
| ppm | PSU |
|---|---|
| 4,985 ppm | 5.009 |
| 4,990 ppm | 5.014 |
| 4,995 ppm | 5.019 |
| 5,000 ppm | 5.024 |
| 5,005 ppm | 5.03 |
| 5,010 ppm | 5.035 |
| 5,015 ppm | 5.04 |
5000 ppm = 5.024 PSU
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)