2,2',3,4,4',5-Hexachlorobiphenyl (137) Back Catalog number: 66137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678152 Terbumeton, 100 µg/ml, Acetonitrile, 5ml Price on request 676463 Nonafluoropentanoic acid, 100mg Price on request 680042 MGK 264 (technical mixture), 250mg Price on request