Section 2 | Section 3 | Section 4 | |
---|---|---|---|
Perfluoropentanoic acid (PFPeA) | < LOQa | < LOQ | < LOQ |
Perfluorohexanoic acid (PFHxA) | 4.4 ± 2.2 | 9.9 ± 5.0 | 8.5 ± 4.3 |
Perfluoroheptanoic acid (PFHpA) | 2.0 ± 1.0 | 3.1 ± 1.6 | 5.0 ± 2.5 |
Perfluorooctanoic acid (PFOA) | 59 ± 30 | 53 ± 27 | 101 ± 51 |
Perfluorononanoic acid (PFNA) | 2.3 ± 1.2 | 1.9 ± 1.0 | 1.5 ± 0.8 |
Perfluorodecanoic acid (PFDA) | 3.8 ± 1.9 | 2.6 ± 1.3 | 2.1 ± 1.1 |
Perfluorooctane sulfonate (PFOS) | 15.1 ± 7.6 | 13.1 ± 6.6 | 7.7 ± 3.9 |