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 93845 EPA 525 Spike Mix Price on request 59970 Anion Standard Price on request 3927.40-5MG Lutein, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 127-40-2 Price on request