2,2',3,4,4',5,5',6-Octachlorobiphenyl (203) Back Catalog number: 66203 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71149 2,4,6-Trichlorophenoxyacetic acid Price on request 92574 VOA Standard Price on request 79054 Acrylonitrile Price on request