Section 1: Product Identification
Chemical Name: Thallium (III) acetate hydrate
CAS Registry Number: 62811-75-0
Formula: Tl(OOCCH3)3.XH2O
EINECS Number: 219-913-2
Chemical Family: metal acetate salt
Synonym: Thallium triacetate, Thallic acetate
Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 62811-75-0 100% 0.1mg/m3 0.1mg/m3
Section 3: Hazards Identification
Very toxic by inhalation and if swallowed. Danger of cumulative effects. Possible risk of harm to the unborn
Emergency Overview:
child.
Primary Routes of Exposure: Ingestion, inhalation
Eye Contact: May cause slight to mild irritation of the eyes.
Skin Contact: May cause slight to mild irritation of the skin.
Inhalation: Toxic by inhalation. May be irritating to the nose, mucous membranes and respiratory tract.
Toxic if swallowed. Ingestion may result in swelling of the feet and legs, mental confusion, paralysis, and
Ingestion:
angina-like pains.
Acute poisoning, after 1-10 days, results in pain of the extremities, fever, difficulty in moving, nausea and
Acute Health Affects:
vomiting, followed by jumbled speech, tremors, convulsions, kidney failure, and pulmonary edema.
Danger of cumulative effects. Prolonged exposure to thallium compounds has been reported to lead to
Chronic Health Affects: discoloration of the hair, which later falls out, joint pain, loss of appetite, fatigue, severe pain in the legs,
albuminuria, and optic neuritis. Possible mutagen.
NTP: No
IARC: No
OSHA: No
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 soap and water. Remove contaminated clothes if necessary. Seek medical
Skin Exposure:
assistance if 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 for possible antidote and treatment. Keep the victim calm. Give the victim
Ingestion:
water (only if conscious).
SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: none
Explosion Limits: none
Extinguishing Medium: carbon dioxide, dry powder or foam
If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained
Special Fire Fighting Procedures:
breathing apparatus and full protective clothing.
Hazardous Combustion and If involved in a fire this material may emit toxic organic fumes and toxic thallium oxide dust.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.
SECTION 6: Accidental Release Measures
Spill and Leak Procedures: Small spills can be mixed with vermiculite or sodium carbonate and swept up.
SECTION 7: Handling and Storage
Store in a tightly sealed non-transparent container in a dark dry place. If container is left open, salt may adsorb
Handling and Storage:
moisture from the atmosphere.
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: Material may form a fine dust. Handle the material 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: Material may form a fine dust. Handle the material in an efficient fume hood.
Additional Protection: No additional protection required.
SECTION 9: Physical and Chemical Properties
Color and Form: white xtl.
Molecular Weight: 381.52
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: none
Solubility in Water: soluble
SECTION 10: Stability and Reactivity
Stability: light sensitive solid
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: exposure to light
Incompatibility: alcohols, reducing agents
Decomposition Products: Carbon dioxide, carbon monoxide, organic vapors, and toxic thallium oxides and carbonates.
SECTION 11: Toxicological Information
RTECS Data: No information available in the RTECS files.
Carcinogenic Effects: No data available
Mutagenic Effects: No data available
Tetratogenic Effects: No data available
SECTION 12: Ecological Information
Avoid release to the environment. Toxic to aquatic organisms. May cause long-term adverse effects in the
Ecological Information:
aquatic environment.
SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.
SECTION 14: Transportation
Shipping Name (CFR): Thallium compounds, N.O.S.
Hazard Class (CFR): 6.1
Additional Hazard Class (CFR): NA
Packaging Group (CFR): II
UN ID Number (CFR): UN# 1707
Shipping Name (IATA): Thallium compound, N.O.S.
Hazard Class (IATA): 6.1
Additional Hazard Class (IATA): NA
Packaging Group (IATA): II
UN ID Number (IATA): UN# 1707
SECTION 15: Regulatory Information
TSCA: Not listed in the TSCA inventory.
SARA (Title 313): Title compound: See Category Code N760 for reporting.
Second Ingredient: none
SECTION 16 - ADDITIONAL INFORMATION
N/A