EPA Method 504.1 Analytes Back Catalog number: 30096 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DPE-15 4,4'-Dichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request MBP-208 2,2',3,3',4,5,5',6,6'-Nonachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 52251 Method 200.8 Single Element Kit Price on request