EPA Method 8270 PAH Standard Back Catalog number: 92263 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72077 2,4-Dichlorophenol-d3 Price on request 2749.9-1ML Propiophenone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 93-55-0 Price on request 2944.14-100-IO Ethyl viologen-d8 dichloride (rings-d8), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Unlabelled 3688-18-4 Price on request