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 96926 IS/SS Volatile Standard Price on request X9142 3-Nitroaniline Price on request 679664 13C6-Tolfenamic acid, 10mg Price on request