Virtual elimination list: updated February 4, 2009
| Item | Substances | Level of Quantification |
|---|---|---|
| 1. | Hexachlorobutadiene, which has the molecular formula C4Cl6 | 0.06 ng/mL, in a chlorinated solvent |
| 2. | Perfluorooctane sulfonate (PFOS) and its salts | not required |