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 9821.8-100MG 1-(4-Hydroxyphenyl)ethanone , neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 99-93-4 Price on request 1291.18-10MG 5,6,8,9-Tetrahydrobenz[a]anthracen-11(10H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1470-04-8 Price on request P295022 9-Phenanthrol-D8, 5mg Price on request