Buckytubes - General Properties and Safety Data

Chemical Identifiers

Table 1. General chemical identifiers of buckytubes

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

Source: Carbon Nanotechnologies, Inc.

For more information on this source please visit Carbon Nanotechnologies, Inc.

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