Copper AA Standard (Cu) Back Catalog number: 50462 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended RS347-19 RS347-19 TOLUENE Price on request 79162 Dinoseb Price on request 66195 2,2’,3,3’,4,4’,5,6-Octachlorobiphenyl (195) Price on request