Copper (Cu) - 7 PPM Back Catalog number: 50744 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4502-0-25IO Phosphorous Standards, Blank Phosphorus in Isooctane Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 679076 Methoprene, 100 µg/ml, Acetonitrile, 1ml Price on request 9345.8-10MG 4-Chloro-3,5-dimethylphenol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 88-04-0 Price on request