Dichlorobis (4,4’-dimethylbipyridine) osmium(Il) CMI Part 4035 Dichlorobis (4,4’-dimethylbipyridine) osmium(Il) Molecular Weight629.62 Molecular FormulaC24H24Cl2N4Os Download Specifications PDF Download Specifications PDF Request A Quote For all quote requests, please email Sales@colonialmetals.com or call 410.398.7200