Property


Identifier

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

Component


%


OSHA/PEL


ACGIH/TLV

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

Hazard


Symptom


First Aid Treatment

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

Property


Fire Fighting Measure

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

Property


Information

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