Copper (Cu) Back Catalog number: 59260 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97658 Dow 624B Volatile Internal/Surrogate Standard Price on request 2036.12-50-NN Octachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Price on request 9708.6-100-ME 5-Methyl-furfural, 100µg/mL, Solvent-, Unit 1mL, # of units-1, Cas.no. 620-02-0 Price on request