Table 3.
Top candidate matches for the incineration extracts matched to the custom PFAS database.
| Compound # | Compounds | Molecular Ion Detected | Calculated RI from Incineration Extracts | RI from PFAS Chemicals | SI Score | Reverse SI Score | RHRF Score | Confidence Score |
|---|---|---|---|---|---|---|---|---|
| 1 | (Perfluorobutyryl)-2-thenoylmethane | No EI or NCI molecular ions detected | 1007 | 1099 | 811 | 923 | 100 | Level 3 |
| 2 | N-Methyl-N-2-hydroxy-ethylperfluorooctane | No EI or NCI molecular ions detected | 1584 | 1685 | 647 | 779 | 89.5 | Level 3 |