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Update to Avantor’s response to the coronavirus (COVID-19) pandemic

Osmium tetraoxide 4% in aqueous solution

Supplier: EPREDIA
Danger

19180 19191 19170 19151 19150 19140 19160 19171 19190
100504-148EA 36.95 USD InStock
100504-148 100504-150 100504-824 100504-138 100504-822 100504-960 100504-962 100504-142 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
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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