EPA Method 549.1 Analytes Back Catalog number: 32079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675841 4,4'-DDE, 100 µg/ml, Toluene, 5ml Price on request 79395 2,3,4,5-Tetrachloroanisole Price on request 63196 2,2',3,3',4,4',5,6'-Octachlorobiphenyl (196) Price on request