76 Os 190.23

Osmium

transition metal · Group 8 · Period 6

3 section(s) thin

Atomic properties

Atomic number
76
Z
Atomic weight
190.23[1]
g/mol
Density
22.59 g/cm³
at STP
Melting point
3033 °C
at 1 atm
Boiling point
5012 °C
at 1 atm
Crystal structure
hexagonal
Electron config.
[Xe] 4f¹⁴ 5d⁶ 6s²
Oxidation states
+3, +4, +6, +8
most common

Market data

No tradeable futures market for Os on Yahoo / Stooq. Live market data is not available; pricing in this page is based on contract reference figures from the source documents.

Commercial forms & specifications

Product FormChemical FormulaMolecular WeightTypical PurityPrice Range (USD/g)Main Applications
Osmium Metal (Powder)Os190.23 g/mol99.9-99.99%$1,350-1,500Catalysts, alloys, research
Osmium Metal (Sponge)Os190.23 g/mol99.9%$1,300-1,450Alloys, electrical contacts
Crystalline OsmiumOs190.23 g/mol99.99%$1,500-2,000Jewelry, investment
Osmium Tetroxide (Crystal)OsO₄254.23 g/mol99.9%$150-250/gElectron microscopy, organic synthesis
Osmium Tetroxide (In Water)OsO₄ (aq)254.23 g/mol2-4% solution$80-150/100mlBiological staining, microscopy
Osmium TrichlorideOsCl₃·xH₂O296.58 g/mol98-99%$200-400/gCatalysts, research
Potassium OsmateK₂OsO₄·2H₂O368.45 g/mol98%$180-350/gOrganic synthesis, catalysis
Osmium-Iridium AlloyOs-IrVariableVarious ratios$800-1,200/gFountain pen nibs, pivots

Suppliers by country

🇬🇧 United Kingdom

CompanyProduct FormsSpecialties
Johnson MattheyMetal powder, compounds, osmium tetroxidePGM refining, high-purity chemicals, catalyst materials

🇩🇪 Germany

CompanyProduct FormsSpecialties
HeraeusMetal forms, compounds, crystalline osmiumPrecious metals technology, recycling
Osmium Institute (Murnau)Crystalline osmium, certified piecesCertification, authentication, distribution network

🇧🇪 Belgium

CompanyProduct FormsSpecialties
UmicoreMetal powder, recycled osmiumPGM recycling, sustainable sourcing

🇺🇸 United States

CompanyProduct FormsSpecialties
American ElementsMetal forms, osmium tetroxide, compoundsHigh-purity materials, research chemicals
Reade Advanced MaterialsMetal powder, compoundsSpecialty chemicals, custom synthesis
Electron Microscopy SciencesOsmium tetroxide (crystalline, solutions)EM-grade chemicals, biological staining

🇿🇦 South Africa

CompanyProduct FormsSpecialties
Anglo American PlatinumRaw osmium (as PGM by-product)Primary PGM producer, Bushveld Complex
Impala PlatinumRaw osmium (as PGM by-product)PGM mining and refining

🇷🇺 Russia

CompanyProduct FormsSpecialties
Norilsk NickelRaw osmium (as PGM by-product)PGM production from nickel operations

Market demand by product form

ApplicationMarket ShareGrowth Rate (CAGR)Key Drivers
Catalyst25%4.2%Chemical manufacturing, petroleum refining
Chemical Manufacturing20%3.8%Osmium tetroxide for synthesis
Electricals & Electronics18%5.1%Electrical contacts, precision instruments
Jewelry & Investment15%7.5%Crystalline osmium, luxury market
Medical/Research12%6.2%Electron microscopy, medical imaging
Fountain Pen Nibs5%2.1%High-end writing instruments
Others5%3.5%Specialized alloys, research

Moles per kilogram

Product FormFormulaMW (g/mol)Moles/kg
Osmium MetalOs190.235.26
Osmium TetroxideOsO₄254.233.93
Osmium DioxideOsO₂222.234.50
Osmium TrichlorideOsCl₃296.583.37
Potassium Osmate (hydrated)K₂OsO₄·2H₂O368.452.71

References

No citations on this page yet. References will appear here once enrichment runs.

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Coverage notes

The following sections are thin or absent in the source document for this element. They will be filled by enrichment passes (NIST atomic, OSHA/NIOSH safety, USGS / IAI environmental).