Research Article
Biodegradation of PAHs by Burkholderia sp. VITRSB1 Isolated from Marine Sediments
Table 3
Table showing frequencies visible in the spectra and their possible functional groups in FTIR before and after degradation of kerosene.
| Serial number | Frequency | Bond | Functional group |
| Before degradation |
| 1 | 3444.87 3417.86 3390.86 | N H stretch O-H stretch, H bonded | Primary and secondary amines, amides Alcohols, phenols | 2 | 3251.98 | N H stretch CC H:CH stretch | Primary and secondary amines, amides | 3 | 2856.58 | C H stretch O H stretch | Alkanes Carboxylic acids | 4 | 1641.42 | C=C stretch N H bend | Alkenes Primary amines | 5 | 1629.85 | N H bend C=C stretch | Primary amines Alkenes | 6 | 1402.25 | C C stretch (in ring) | Aromatics | 7 | 1093.64 | C N stretch | Aliphatic amines | 8 | 989.48 | =C H bend | Alkenes | 9 | 621.08 | C Cl stretch CC H:C H B end | Alkyl halides Alkynes | 10 | 534.28 | C Br stretch | Alkyl halides |
| After degradation |
| 1 | 3442.94 | O H stretch, H bonded | Alcohols, phenols | 2 | 3174.83 | O H stretch | Carboxylic acids | 3 | 1641.42 | C=C stretch N H bend | Alkenes Primary amines | 4 | 1629.85 | N H bend | Primary amines | 5 | 1400.32 | C C stretch (in ring) | Aromatics | 6 | 1091.71 | C O stretch | Alcohols, carboxylic acids, esters, and ethers | 7 | 991.41 | =C H bend | Alkenes | 8 | 866.04 | N H wag | Primary and secondary amines | 9 | 621.08 | C Cl stretch | Alkyl halides | 10 | 532.35 | C Br stretch | Alkyl halides |
|
|