Osmium tetraoxide 4% in aqueous solution

Supplier: Electron Microscopy Sciences
Danger

Synonyms: Osmium (VIII) oxide, Osmic acid anhydride, Osmic acid

19150 19190
100504-822BX 170.29 CAD
100504-822 100504-826
Osmium tetraoxide 4% in aqueous solution
Osmium tetraoxide

The osmium tetraoxide is prepared daily in our plant. It is sealed under dry nitrogen.


  • Exact concentrations and volumes in pre-scored amber-ampoules
  • Available in 2% and 4% concentrations
  • Other concentration by special order

Formula: O₄Os
MW: 254.23 g/mol
Boiling Pt: 100 °C (212 °F)
Density: 1.15624 g/cm³ (9.649 lbs/gal.)
Storage Temperature: Ambient
MDL Number: MFCD00011150
CAS Number: 20816-12-0
UN: 3287
ADR: 6.1,III

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