Copper (Cu) - 1 PPM Back Catalog number: 50590 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95240 1-Pentanol Price on request 2120.12-K-IO Di-n-butyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20525-62-6 Price on request 11483.X-100MG POE (7-8) tert-Octylphenol, reduced,neat,neat,100mg, Price on request