| Table 1. General chemical identifiers of buckytubes. | | | Decomposition Products | Carbon Fullerene | | Formula | Carbon | | Chemical Family | Synthetic Graphite | | Synonyms | Single Wall Carbon Nanotubes, SWNT | | CAS Number | 7782-42-5 (Graphite) | Composition Table 2. Composition and ingredient information | | | Synthetic Graphite | Up to 100% | 15 mg/m3 (total dust)
5 mg/m3 (respirable fraction) | 2 mg/m3 TWA | | Metallic Impurity | Balance | Potential Hazards Table 3. Potential hazards | | | Eye Contact | May cause eye irritation | Immediately flush eyes with copious amounts of water for 15 minutes. If exposure persists, get medial attention | | Skin Contact | No know hazards, but may be mildly irritating | Flush skin with water. | | Inhalation | May cause irritation to respiratory tract | Remove to fresh air. If breathing difficulties persist, get medical attention | | Ingestion | No known hazards, but may irritate gastrointestinal tract | Not expected to require first aid. If large amounts swallowed, give water and get medical advice. | | Acute and Chronic Health Effects | High concentration of dusts may be irritating to eyes, skin, mucus membranes and respiratory tract. | | Firefighting Measures Table 3. Fire fighting Measures | | | Flash Point | Not applicable | | Explosion Limits | Unknown | | Extinguisher Medium | Water, Carbon Dioxide, Dry Chemical, or Foam | | Special Procedures | None | | Decomposition Products | Carbon Monoxide, Carbon Dioxide | | Unusual Hazards | Thermal decomposition or combustion may produce dense smoke. | | Spill Procedures | Sweep or vacuum according to normal housekeeping practices | Physical and Chemical Properties Table 4. Physical and chemical properties | | | Form and Colour | Clumpy, black powder | | Molecular Weight | 840 to greater than 10,000,000 | | Boiling Point | Not applicable | | Melting Point | Not determined. Expected to be greater than 2000°F | | Specific Gravity | Greater than 1 | | Solubility in Water | Insoluble | | Odour | Odourless | | Stability | Yes | | Hazardous Polymerisation | No | | Hazardous Decomposition Products | Thermal decomposition or combustion may produce dense smoke, carbon monoxide and carbon dioxide | | Materials to avoid | Strong oxidizing and reducing agents | | Incompatibilities | None known | | Conditions to avoid | None known |
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