Table 5 Concentration of selected hydrocarbons in diesel oil and waste engine oil and their degradation by endophytic B. pumilus 2A
Hydrocarbon | Concentration (ppm) | Hydrocarbons degradation (%) | ||
|---|---|---|---|---|
Diesel oil | Waste engine oil | Diesel oil | Waste engine oil | |
Nonane | 460.8 ± 13.8 | 230.5 ± 6.9 | 98.5 ± 2.9 | 75.3 ± 2.2 |
Decane | 453 ± 13.6 | 307.5 ± 9.2 | 99.9 ± 2.9 | 81.2 ± 2.5 |
Undecane | 504.7 ± 15.1 | 356 ± 10.7 | 83.9 ± 2.5 | 92.5 ± 2.8 |
Dodecane | 583.5 ± 17.5 | 408.2 ± 12.2 | 94.5 ± 2.8 | 75.6 ± 2.3 |
Tridecane | 605.1 ± 18.2 | 504.3 ± 15.1 | 77 ± 1.7 | 72 ± 1.9 |
Tetradecane | 14.1 ± 0.4 | 12.5 ± 0.4 | 89 ± 2.7 | 79.5 ± 2.1 |
Heptadecane | 501.4 ± 15.0 | 564.3 ± 16.9 | 49 ± 1.5 | 39 ± 1.2 |
Eicosane | 305.8 ± 9.2 | 426.8 ± 12.8 | 76 ± 2.3 | 63.5 ± 1.9 |
Benzene | 2.05 ± 0.06 | 2.95 ± 0.09 | 76.5 ± 2.3 | 66.9 ± 2.0 |
Toluene | 0.98 ± 0.03 | 1.64 ± 0.05 | 67.5 ± 2.0 | 56.5 ± 1.7 |
Pristane | 471 ± 14.1 | 523.5 ± 15.7 | 59.2 ± 1.8 | 46.8 ± 1.4 |