| No. of Exp. | MTBE/n-Hexane (w/w) | Inoculum Size (OD) | MTBE Biological Removal Percent |
| 1 | 0.2 | 0.2 | 30.38 |
| 2 | 0.2 | 0.4 | 29.76 |
| 3 | 0.2 | 0.6 | 30.98 |
| 4 | 0.6 | 0.2 | 25.43 |
| 5 | 0.6 | 0.4 | 24.95 |
| 6 | 0.6 | 0.6 | 25.59 |
| 7 | 1 | 0.2 | 22.38 |
| 8 | 1 | 0.4 | 22.80 |
| 9 | 1 | 0.6 | 21.92 |