Copper (Cu) - 1 PPM Back Catalog number: 50590 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673893 Profenofos, 250mg Price on request 92372 4-Nitrophenol Price on request DF-LCS-C200 Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request