2,3,3',4,4',5,5',6-Octachlorobiphenyl Back Catalog number: 63205 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70111 Dibenzo(a,e)pyrene Price on request 71953 2-Propylthiophene Price on request 0251.34-10MG Dibenzo[h,s]peropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 191-53-7 Price on request