Copper (Cu) - 2 PPM Back Catalog number: 50591 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0072.9-K-CY 2-Ethylbicyclo[2.2.1]heptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2146-41-0 Price on request X9048 2-Chloro-1,3-butadiene Price on request 2026.6-10MG gamma-HCH (BHC),neat,neat,10mg, Price on request