3,3',4,4',5,5'-Hexachlorobiphenyl (169) Back Catalog number: 66169 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52123 ICP-MS Tuning Standard 2 Price on request 66128 2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Price on request 32452 Trichloroacetonitrile Price on request