EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 38033 WS PAH Benzo(a)pyrene Price on request 8203.16-100-T 2-Hydroxypyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 78751-58-3 Price on request 9280.16-25MG DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 318-98-9 Price on request