EPA Method 604.1 Analytes Back Catalog number: 40004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2930.14-100-IO 1,1-Dichloro-2,2-bis(4-Chlorophenyl-d4)ethylene, 100µg/mL in IO, 1ml Price on request 674487 Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml Price on request 1657.8 1,1,1,3,7,8-Hexachlorooctane, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request