EPA Method 622.1 Analytes Back Catalog number: 40019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675689 Proquinazid, 50mg Price on request 9369.13-K-IO Mono-iso-pentyl phathalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17866-76-1 Price on request 8816.12-100-IO 2,2',4,6,6'-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 56558-16-8 Price on request