Description Lead(II) Oxide, Powder -200 mesh, 99.999% (Metals Basis), 100gFor Research & DevelopmentNot for drug, human, animal, or food use Certificate of Analysis:Appearance (Color) Orange Appearance (Form) PowderAssay (Metals Basis) 99.999%Assay (as Pb) 92-95%Melting Point 888 °C (Approx.)Solubility Insoluble in water CAS: 1317-36-8 FORMULA: PbO