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Table 5 Concentration of selected hydrocarbons in diesel oil and waste engine oil and their degradation by endophytic B. pumilus 2A

From: Biosurfactant production and hydrocarbon degradation activity of endophytic bacteria isolated from Chelidonium majus L.

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