EPA Method 6020 / 6020A - Mix B Back Catalog number: 53331 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678466 Paraoxon-ethyl, 10 µg/ml, Acetonitrile, 10ml Price on request X9074 trans-1,2-Dichloroethene Price on request 3021.6-1ML trans-2-Hexene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 4050-45-7 Price on request