Copper (Cu) Back Catalog number: 57429 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10014 Toxic Substances #1 Price on request 680996 Norflurazon-desmethyl, 10mg Price on request 3203.15-K-IO 10-trans-Pentadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 321744-58-5 Price on request