Copper (Cu) Back Catalog number: 59259 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10634.12-50-NN 1,2,3,6,7,8-Hexachlorodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request 50744 Copper (Cu) - 7 PPM Price on request 11193.2-25MG 1,1,2-Trichloroethane-d3,neat,neat,25mg Price on request