913 PSU = 908.5481 g/kg
| PSU | g/kg |
|---|---|
| 898 PSU | 893.6213 |
| 903 PSU | 898.5969 |
| 908 PSU | 903.5725 |
| 913 PSU | 908.5481 |
| 918 PSU | 913.5237 |
| 923 PSU | 918.4994 |
| 928 PSU | 923.475 |
913 PSU = 908.5481 g/kg
1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)