| PAH | Sample without enrichment (ng∙L−1) | Recovery | |||||
| 6.0 ng∙L−1 | 24.0 ng∙L−1 | 62.0 ng∙L−1 | |||||
| Mean (%) | CV (%) | Mean (%) | CV (%) | Mean (%) | CV (%) | ||
| Nap | 53.6 | 82 | 6.0 | 75 | 17.9 | 108 | 3.3 |
| Acy | 22.2 | 112 | 9.9 | 75 | 5.0 | 131 | 4.7 |
| Ace + Flu | 36.5 | 101 | 4.4 | 103 | 7.3 | 103 | 9.0 |
| Phe | 157.1 | 103 | 4.7 | 92 | 4.2 | 113 | 4.0 |
| Ant | 15.0 | 89 | 6.8 | 87 | 8.2 | 95 | 5.6 |
| Flt | 278.5 | 106 | 2.1 | 104 | 3.8 | 117 | 6.8 |
| Pyr | 159.1 | 109 | 7.9 | 92 | 7.9 | 93 | 6.7 |
| BaA | 10.5 | 94 | 9.7 | 86 | 14.6 | 84 | 7.2 |
| Chr | 28.6 | 105 | 6.3 | 93 | 9.2 | 106 | 3.9 |
| BbF | 36.5 | 105 | 5.1 | 95 | 3.8 | 88 | 5.8 |
| BkF | 9.3 | 97 | 8.7 | 54 | 8.6 | 49 | 3.3 |
| BaP | 5.3 | 96 | 9.6 | 73 | 7.7 | 57 | 6.8 |
| DahA | ND | 76 | 5.6 | 33 | 9.3 | 24 | 8.9 |
| BghiP | 6.2 | 92 | 8.6 | 62 | 5.1 | 71 | 9.9 |
| IcdP | 3.9 | 57 | 8.3 | 35 | 8.1 | 31 | 5.8 |