Material Safety Data Sheet: Indium (III) Phosphide

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Material Safety Data Sheet: Indium Antimonide Page 1 of 2
MTI Corporation Telephone: (510) 525-3070

2700 Rydin Road, Unit D Fax: (510) 525-4705

Richmond, CA 94804

Section 1, Product Identification

Trade Name: Indium Antimonide Synonyms: N/A

Chemical Nature: III-V Compound Formula: InSb
OSHA PEL: Set 0.5 mg/m^3 (Sb), 0.1mg/m^3 (In)

ACGIH TLV: 0.5 mg/m^3 (Sb), 0.5mg/m^3 (In)

EPA EPCRA: *302 TPQ: N/A, *304 RQ: N/A *313 Report: N/A

Section 2: Composition/Ingredients


indium Antimonide 1312-41-0 100

Section 3: Physical/Chemical Data

Boiling Point: N/A Specific Gravity (H2O=1):5.75 (solid); 6.48 (liquid)

Vapor Pressure (mm Hg): N/A Vapor Density (Air = 1): N/A

% Volatile by Volume: N/A Evaporation Rate (Butyl Acetate=1): N/A

Solubility in Water: Insoluble Melting Point: 535 deg C

Appearance and Odor: Silvery metal-like appearance with no odor

Section 4: Fire and Explosion Hazard Data

Flash Point: N/A LEL: N/A UEL: N/A

Flammable Limits: Nonflammable

Extinguishing Media: If involved in a fire, use dry chemical extinguishing agents, dry ice, CO2, dry sand, or dry ground dolomite.

Special Fire Fighting Procedures: Indium antimonide will melt and fume in air at 500 deg C. Antimony trioxide will be liberated. Use normal firefighting procedures which including wearing NIOSH/MSHA approved self-contained breathing apparatus, flame and chemical resistant clothing: hats, boots and gloves. If without risk remove material from fire area.
Unusual Fire and Explosion Hazards: N/A

Section 5: Reactivity Data

Stability: Stable

Incompatibility (Conditions to Avoid): N/A

Conditions to Avoid: N/A

Hazardous Decomposition Products: N/A

Material Safety Data Sheet: Indium Antimonide Page 2 of 2

Section 6: Health Hazard Data

Toxicity Data: No specific data for this compound
Acute Effects: None known. May cause effects similar to those of acute inhalation

Skin Contact: May cause irritation. Eye Contact: May cause irritation

Inhalation: May cause irritation. Dust or fumes may cause antimony nausea, vomiting, bloody diarrhea, dizziness, irritability, and muscle pains. May cause liver damage.
Routes of Entry (Under Normal Conditions of Use): Ingestion – Yes

Medical Conditions Generally Aggravated by Exposure: None known.

Health Hazards (Acute and Chronic): None known

Carcinogenicity: None

Chronic Effects:

Ingestion: None known Skin Contact: May cause dermatitis

Eye Contact: None known

Inhalation: in humans exposed to antimony oxide fumes complaints referable to the nervous system have been reported.

Other: Animals exposed to antimony oxide fumes have developed problems in nerve system.
Signs and Symptoms of Overexposure:

Inhalation: Overexposure to dust or fumes may cause antimony nausea, vomiting, bloody diarrhea, dizziness, irritability, and muscle pains

Eye Contact: May cause irritation, itching

Skin Contact: No adverse effects anticipated.

Ingestion: No adverse effects anticipated since material is insoluble and nontoxic.
Emergency and First Aid Procedures: Treat symptomatically

Eyes: Flush eyes with lukewarm water for 15 minutes. Seek medical attention.

Section 7: Precautions for Safe Handling and Use

Steps to be Taken in Case Material is Released or Spilled:. Use normal clean-up procedures, using a broom or vacuum. Take care not to raise dust.

Waste Disposal Method: In accordance with Local, State and Federal Waste Disposal Regulations.

Section 8: Control Measures

Respiratory Protection (Specify Type): if exposure may exceed permissible limits, wear NIOSH-approved respirator for dust having a TLV not less than 0.05 mg/m^3. Always observe respirator limitations.

Ventilation: For cutting or grinding operation, use local exhaust ventilation if necessary, to keep exposure levels below permissible limits.
Work/Hygienic Practices: Normal precautions for handling potentially sharp, broken edged material.

_________________________________________________________________________________ MSDS Prepared By: Tony Yang, Environment, Health & Safety Manager\ Date: July 2007

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