2,2',3,3',4,5,6,6'-Octachlorobiphenyl (200) Back Catalog number: 63200 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72423 Levulinic acid Price on request 675895 Flumioxazin Metabolite 482-HA, 10mg Price on request 94515 Organophosphorus Pesticide Standard Price on request