Description Lead(II) Chromate, ACS, 99+%, 500g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis:Appearance (Color) Dark yellowAppearance (Form) Powder and/or chunksAssay (Titration) 99+% Carbon (C) 0.003%ICP Analysis Confirms lead componentSoluble Matter 0.15%X-Ray Diffraction Conforms to standard CAS: 7758-97-6 FORMULA: PbCrO4