TUNGSTEN TETRACHLORIDE

Synonym:Tungsten tetrachloride

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound13470-13-8100%1mg/m3 (as W - soluble)no data

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Section 3: Hazards Identification
Corrosive to skin and eyes. Material hydrolyzes in contact with moisture releasing toxic and corrosive fumes
Emergency Overview:
of hydrogen chloride and aqueous hydrochloric acid.
Primary Routes of Exposure:Contact with skin and eyes. Inhalation of dust.
Eye Contact:Corrosive irritant to the eyes.
Skin Contact:Corrosive to skin.
Inhalation:Forms hydrogen chloride in the presence of moisture. Inhalation can lead to burning of the respiratory tract.
Ingestion:No information is available on the acute physiological effects of ingestion.
Corrosive to skin, eyes and respiratory tract. Causes eye and skin burns, dyspnea (difficulty breathing) and
Acute Health Affects:
pulmonary edema.
Chronic Health Affects:No information available on long-term chronic effects.
NTP:No
IARC:No
OSHA:No

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SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
Inhalation:
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.

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SECTION 5: Fire Fighting Measures
Flash Point:not applicable
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:None. Material is non-flammable.
If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic fumes of hydrogen chloride.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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SECTION 6: Accidental Release Measures
Small spills can be mixed with powdered sodium bicarbonate, lime, or calcium carbonate and swept up. Avoid
Spill and Leak Procedures:
raising dust.

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SECTION 7: Handling and Storage
Store solid in a tightly sealed bottle away from moisture. If possible, handle solid in an efficient fume hood.
Handling and Storage:
Prolonged exposure to the atmosphere will lead to degradation of the product.

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SECTION 8: Exposure Controls and Personal Protection
Eye Protection:Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection:Wear protective clothing and gloves. Consult with glove manufacturer to determine the proper type of glove.
Ventilation:The solid may form corrosive vapors. It should be handled in an efficient fume hood.
If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators
Respirator:
requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:The solid may form corrosive vapors. It should be handled in an efficient fume hood.
Additional Protection:No additional protection required.

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SECTION 9: Physical and Chemical Properties
Color and Form:gray pwdr.
Molecular Weight:325.66
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:4.624
Odor:pungent odor
Solubility in Water:reacts with water

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SECTION 10: Stability and Reactivity
Stability:moisture sensitive
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:contact with moisture
Incompatibility:active metals
Decomposition Products:Tungsten oxychloride, hydrogen chloride

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SECTION 11: Toxicological Information
RTECS Data:No information available in the RTECS files.
Carcinogenic Effects:no data
Mutagenic Effects:no data
Tetratogenic Effects:no data

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SECTION 12: Ecological Information
Ecological Information:No information available

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SECTION 13: Disposal Considerations
Disposal:Dispose of according to local, state and federal regulations.

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SECTION 14: Transportation
Shipping Name (CFR):Corrosive Solids, N.O.S.
Hazard Class (CFR):8
Additional Hazard Class (CFR):NA
Packaging Group (CFR):II
UN ID Number (CFR):UN# 1759
Shipping Name (IATA):Corrosive Solid, N.O.S.
Hazard Class (IATA):8
Additional Hazard Class (IATA):NA
Packaging Group (IATA):II
UN ID Number (IATA):UN# 1759

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SECTION 15: Regulatory Information
TSCA:Not listed in the TSCA inventory.
SARA (Title 313):Title compound not listed.
Second Ingredient:none

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SECTION 16 - ADDITIONAL INFORMATION
N/A