Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57029 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 11751.12-100-IO 2,3,3',4,5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 35002R EPA Method 502.2/524.2 Volatile Standard Price on request 59326 Anions Mix Price on request