EPA Method 524.3Gases Back Catalog number: 95490 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9192.10-100-ME (+/-)-Cotinine-d3 (N-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 110952-70-0 Price on request 677679 Benzo[a]pyrene, 10.0 µg/ml, Acetonitrile, 10ml Price on request 32431 1,2,3-Trichlorobenzene Price on request