EPA Method 642 - Analytes Back Catalog number: 40057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32471 Trichloroethene Price on request 3451.16-50MG Metiram, tech., neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 9006-42-2 Price on request 1768.16-10MG 1,3-Diaminopyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 92821-64-2 Price on request