Osmium(III) chloride anhydrous CMI Part 4023 Osmium(III) chloride anhydrous CAS Number13444-93-4 Molecular Weight296.59 Molecular FormulaOsCl3 Download Specifications PDF Download Safety Data Sheet PDF Download Specifications PDF Download Safety Data Sheet PDF Request A Quote For all quote requests, please email Sales@colonialmetals.com or call 410.398.7200