| Concentration /ppm | Separation Time/min | ||||||
| 5 | 10 | 15 | 30 | 60 | 90 | 120 | |
| Water Separation/% | |||||||
| 20 | 8.3 | 10.5 | 19.5 | 22.3 | 28.9 | 30.1 | 30.5 |
| 20 | 14.4 | 18.4 | 21.6 | 28.1 | 32.2 | 35.4 | 35.5 |
| 20 | 21 | 25.1 | 34.1 | 38 | 40.5 | 44.9 | 45 |
| 20 | 27.7 | 31.5 | 35.9 | 42.5 | 48.9 | 56.6 | 56.6 |