EPA Method 200.8Mix Back Catalog number: 59115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-15 4,4'-Dichloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml Price on request 94234 625X Mix Price on request 66136 2,2',3,3',6,6'-Hexachlorobiphenyl (136) Price on request