EPA Method 8270 PAH Standard Back Catalog number: 97742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79452 2,4’-DDT Price on request 79177 Endrin aldehyde, 1000µg/ml in Acetone, 1ml Price on request MPCB-MXG Native Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, nonane Price on request