Copper (Cu) - 10 PPM Back Catalog number: 50593 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90889 Metolachlor, 100µg/ml in MeOH, 1ml Price on request B519483 Bisphenol E-d12, 1mg Price on request 90617 Ethanol, 2000µg/ml in Water, 1ml Price on request