Copper (Cu) Back Catalog number: 59259 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79452 2,4’-DDT Price on request 93245 EPA Method 528 Fortification Solution Price on request 1400.3-K-IO Trimethylphosphate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 512-56-1 Price on request