Description Gold Chloride 1% Solution, 99.99% (Trace Metals Basis), 100ml For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance (Color) Yellow Appearance (Form) Liquid Theoretical Metal Content 50.00% Assay (Gravimetric) 49.62% Insoluble in Ether <0.1% Alkalies and Other Metals (as Sulfates) <0.2% Trace Impurities (in ppm): Pt: <5 Pd: <5 Rh: <5 Ir: <1 Au: M Ag: <10 Cd: 2 Pb: <1 Mn: <1 Cr: <2 Al: <5 Si: <5 Fe: 5 Cu: <2 Zn: <1 Ni: 3 Ca: <2 Total impurities: <100 Product purity: 99.99% CAS: 27988-77-8 FORMULA: HAuCl3 • xH2O