Copper (Cu) Back Catalog number: 57729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66183 2,2',3,4,4',5',6-Heptachlorobiphenyl (183) Price on request 97424 4,4’-Methylenedianiline Price on request 2544.15-100MG Dibenzosuberone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1210-35-1 Price on request