Copper (Cu) Back Catalog number: 57729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3317.12-100 Benthiocarb, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 28249-77-6 Price on request 97296 1,3-Butadiene Price on request MET-11754AM1-1ML Dimethachlor ESA sodium salt, 100ug/mL in Methanol Price on request