Copper (Cu) Back Catalog number: 59258 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680385 2,3,4,5-Tetrachlorophenol, 10.0 µg/ml, Methanol, Price on request DF-LCS-A Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Price on request 3916.8-1ML N-Methyl-N-(trimethylsilyl)heptafluorobutyramide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 53296-64-35 Price on request