Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57029 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 72501 2-Bromoacetophenone Price on request 32061 n-Butyl benzene Price on request 673538 4,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Price on request