PAH Standard Conc Back Catalog number: 95517 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9135 Parathion methyl Price on request 79012 Pentachloronitrobenzene Price on request 9485.20-50-IO 6-Chlorobenzo[a]pyrene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 21248-01-1 Price on request