EPA Method 525.2 - PAH Standard Back Catalog number: 19162 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79647 Tetraethyllead Price on request 1608.12-50-IO 3-Bromo-4'-fluorodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 50904-38-6 Price on request MICQC3B Heterotrophic Plate Count WS QTA Price on request