EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8673.12 Norflurazon, , Solvent-, Unit , # of units-, Cas.no. 27314-13-2 Price on request 0891.13-500-IO 4-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3699-01-2 Price on request 92532 Benzo(a)anthracene Price on request