Copper AA Standard (Cu) Back Catalog number: 50461 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34311 Bromodichloromethane Price on request 33671 n-Butyraldehyde Price on request 2663.10-100MG Toxaphene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 8001-35-2 Price on request