Copper (Cu) - 10 PPM Back Catalog number: 50593 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L178540 DL-Laudanosine, 10mg Price on request 675689 Proquinazid, 50mg Price on request 10288.14-200-T 1,8-Dimethylcarbazole Price on request