Copper (Cu) - 2 PPM Back Catalog number: 50591 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72075 Di-n-octylphthalate-d4 Price on request 673118 Tramadol hydrochloride, 100mg Price on request 0390.14-K-TX10 Anthracene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-06-8 Price on request