Copper AA Standard (Cu)

Phenkapton, 10.0 µg/ml, Acetonitrile, 10ml

Sodium 1H,1H,2H,2H-perfluorooctane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml

Di-n-heptyldisulfide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 10496-16-9