Atomic properties
Market data
Commercial forms & specifications
| Product Form | Chemical Formula | Molecular Weight | Typical Purity | Price Range (USD/g) | Main Applications |
|---|---|---|---|---|---|
| Rhodium Sponge | Rh | 102.91 g/mol | 99.9-99.95% | $450-550 | Catalysts, electronics |
| Rhodium Powder | Rh | 102.91 g/mol | 99.9-99.99% | $480-580 | Catalyst preparation, coatings |
| Rhodium Bar/Ingot | Rh | 102.91 g/mol | 99.95-99.99% | $500-600 | Investment, alloys |
| Rhodium Shot/Pellets | Rh | 102.91 g/mol | 99.9-99.95% | $470-570 | Evaporation sources, alloys |
| Rhodium Wire | Rh | 102.91 g/mol | 99.9% | $520-620 | Thermocouples, gauze |
| Rhodium(III) Chloride | RhCl₃·3H₂O | 263.34 g/mol | 39% Rh min | $200-250 | Catalyst precursor |
| Rhodium(III) Nitrate | Rh(NO₃)₃ | 288.92 g/mol | 10-15% Rh | $80-120 | Electroplating, catalysts |
| Rhodium Sulfate Solution | Rh₂(SO₄)₃ | 494.00 g/mol | 5-10% Rh | $60-100 | Electroplating baths |
| Rhodium Black (fine powder) | Rh | 102.91 g/mol | 99.0-99.5% | $450-550 | Heterogeneous catalysis |
| Rhodium on Alumina | Rh/Al₂O₃ | Variable | 0.5-5% Rh | $25-200 | Industrial catalysts |
| Rhodium on Carbon | Rh/C | Variable | 1-10% Rh | $50-400 | Hydrogenation catalysts |
| Rhodium Acetate | Rh₂(CH₃COO)₄ | 441.99 g/mol | 46.5% Rh | $250-350 | Homogeneous catalysis |
Suppliers by country
🇿🇦 South Africa
| Company | Product Forms | Specialties |
|---|---|---|
| Anglo American Platinum | Sponge, powder, refined metal | World's largest PGM producer, integrated mining & refining |
| Impala Platinum | Refined rhodium, sponge, salts | Second largest PGM producer, recycling operations |
| Sibanye-Stillwater | Refined metal, industrial products | Major PGM producer, US operations |
🇬🇧 United Kingdom
| Company | Product Forms | Specialties |
|---|---|---|
| Johnson Matthey | All forms, salts, catalysts, compounds | PGM refining, catalyst manufacturing, recycling |
🇩🇪 Germany
| Company | Product Forms | Specialties |
|---|---|---|
| Heraeus | Powder, compounds, catalysts, wire | High-purity products, recycling, industrial catalysts |
| BASF | Catalysts, supported rhodium | Automotive catalysts, chemical process catalysts |
🇷🇺 Russia
| Company | Product Forms | Specialties |
|---|---|---|
| Nornickel | Refined rhodium, powder, sponge | Major PGM producer from nickel operations |
🇯🇵 Japan
| Company | Product Forms | Specialties |
|---|---|---|
| Tanaka Kikinzoku | All forms, compounds, plating solutions | Industrial products, electronics applications |
| Mitsui Mining & Smelting | Refined metal, catalysts | Recycling, catalyst recovery |
🇺🇸 United States
| Company | Product Forms | Specialties |
|---|---|---|
| Engelhard (BASF) | Catalysts, compounds | Automotive catalysts, industrial applications |
| Sabin Metal Corporation | Refined metal, compounds | Recycling, recovery services |
| Colonial Metals | Refined products, compounds | PGM refining and recycling |
Market demand by product form
| Application | Demand (tons) | % of Total | Key Markets | Growth Rate (CAGR) |
|---|---|---|---|---|
| Automotive Catalysts | 26.0 | 80% | Global (China, USA, EU) | 4.2% |
| Chemical Industry | 2.6 | 8% | Asia, North America | 3.5% |
| Glass Industry | 1.6 | 5% | Asia (LCD production) | 2.8% |
| Electronics | 1.3 | 4% | Asia, USA | 5.5% |
| Jewelry & Investment | 0.65 | 2% | Asia, Middle East | 6.0% |
| Other Industrial | 0.35 | 1% | Global | 3.0% |
Market trends
Supply Deficit: Market in structural deficit since 2021, driving prices to historic highs Automotive Demand: Tighter emission standards globally increasing rhodium loadings in catalysts Recycling Growth: Catalyst recycling providing 26% of supply, expected to reach 35% by 2030 Price Volatility: Rhodium prices ranging $14,000-$29,000/oz in 2024-2025 China Dominance: China consuming 35% of global rhodium for automotive production Technology Shift: Research into rhodium thrifting and substitution intensifying due to high prices Mining Constraints: South African power issues limiting primary supply growth
Moles per kilogram
| Product Form | Formula | MW (g/mol) | Moles/kg |
|---|---|---|---|
| Rhodium Metal | Rh | 102.91 | 9.72 |
| Rhodium(III) Chloride (hydrated) | RhCl₃·3H₂O | 263.34 | 3.80 |
| Rhodium(III) Nitrate | Rh(NO₃)₃ | 288.92 | 3.46 |
| Rhodium(III) Sulfate | Rh₂(SO₄)₃ | 494.00 | 2.02 |
| Rhodium Acetate | Rh₂(CH₃COO)₄ | 441.99 | 2.26 |
References
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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).
- Missing section: Raw Material Sources
- Missing section: Production Cost
- Missing section: Energy Consumption