Copper AA Standard (Cu) Back Catalog number: 50461 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C17595000 p-Toluidine, certified, 250mg Price on request X9089 Dimethyl phthalate Price on request AC-AQ10-030 Aqueous ethanol control EtOH AQ (1.0g/L), 10 x 3.0ml Price on request