Copper (Cu) Back Catalog number: 58129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1783.10-10MG 2,3-Diaminonaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 771-97-1 Price on request 2126.12-10-IOX5 Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9 Price on request 95785 EPH Aromatic Hydrocarbons Price on request