Description Cadmium Metal, Powder, Reagent, 99%, 500g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance (Color) Gray Appearance (Form) Powder Assay (Cd) 99% Iron (Fe) 0.00009% Copper (Cu) 0.00001% Lead (Pb) 0.00006% Zinc (Zn) 0.00001% CAS: 7440-43-9 FORMULA: Cd