EPA Method 8060 QC Check Solution Back Catalog number: 82602 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1356.6-100-DC Hexachlorobenzene, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 118-74-1 Price on request 677950 Tetrachlorvinphos, 250mg Price on request 1540.12-K-TX5 4-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 344298-96-0 Price on request