Copper (Cu) - 2 PPM Back Catalog number: 50591 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11257.14-100-AN 2,4'-DDE-d8 (dichloropropyl-d4), 100µg/mL in AL, 1ml Price on request 1661.9-K-IO 1,1,1,3-Tetrachlorononane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1070-27-5 Price on request X9082 Diethyl phthalate Price on request