Copper (Cu) Back Catalog number: 57229 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBB-MXA Mass-Labelled PBB Solution/Mixture, 1.2ml, nonane Price on request 0049.20-10MG 6-Nitrobenzo[a]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63041-90-7 Price on request 72341 1-(2,6-Dichlorophenyl)-3-methylurea Price on request