2,2',3,3',4,5',6,6'-Octachlorobiphenyl (201) Back Catalog number: 66201 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70443 Methyl methane sulfonate Price on request 1635.20-2MG 1-/3-Nitrobenzo[a]pyrene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 70021-99-7/70021-98-6 Price on request 1947.19-10MG 1-Fluoro-3-methoxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request