Copper (Cu) - 1 PPM Back Catalog number: 50590 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673212 Butocarboxim, 10.0 µg/ml, Acetonitrile, 10ml Price on request 677866 Amidithion, 10mg Price on request 52011A Calibration Standard Mix 2 Price on request