Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57029 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 9423.18-100MG Methyl heptadecanoate-d33,neat,neat,100mg Price on request 673882 Paraoxon-ethyl, 100 µg/ml, Cyclohexane, 5ml Price on request 1147.27-10MG n-Heptacosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 593-49-7 Price on request