Research Article
Polycyclic Aromatic Hydrocarbons in Soil and Vegetation of Niger Delta, Nigeria: Ecological Risk Assessment
Table 5
Isomeric ratio and the total index of soil from different locations in the Niger Delta, Nigeria.
| Compounds | Uyo | Choba | Khana | Yenagoa | Eleme | Trans-Amadi |
| Flt/(Flt + Pyr) | 0.43 | 0.54 | 1.00 | 0.74 | 0.70 | 0.44 | Ant/(Ant + Phen) | 0.87 | 0.48 | 0.50 | 0.01 | 0.50 | 0.32 | Phen/Ant | 0.13 | 1.14 | 1.00 | 11.00 | 1.02 | 2.16 | LMW/HMW | 1.64 | 1.41 | 0.00 | 0.64 | 0.84 | 0.88 | BaA/(BaA + Chry) | 0.27 | 0.37 | 0.50 | 0.62 | 0.21 | 0.89 | IndP/(IndP + BghiP) | 0.51 | 0.29 | 0.50 | 0.09 | 0.89 | 0.13 | Total index | 12.4 | 8.69 | 10.1 | 5.531 | 9.52 | 8.96 |
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