Pentaammine(dinitrogen)osmium(II) chloride CMI Part 4010 Pentaammine(dinitrogen)osmium(II) chloride CAS Number20611-50-1 Molecular Weight374.27 Molecular Formula[Os(N2)(NH3)5]Cl2 Download Specifications PDF Download Specifications PDF Request A Quote For all quote requests, please email Sales@colonialmetals.com or call 410.398.7200