12002-99-2 (碲化银(I),Silver telluride)

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Section 1: Product Identification
   Chemical Name:       Silver telluride (99.99%-Ag/Te) PURATREM    
   CAS Registry Number:       12002-99-2    
   Formula:       Ag2Te    
   EINECS Number:       234-419-7    
   Chemical Family:       metal chalcogenides    
   Synonym:       none    

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Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       12002-99-2       100%       0.1mg/m3 (as Te)       0.1mg/m3 (as Te)    

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Section 3: Hazards Identification
   May be harmful if swallowed. Chronic exposure may lead to a skin discoloration. Inhalation of dust may cause
   Emergency Overview:
   garlic odor of breath, metallic taste, sleepiness, headache and nausea.
   Primary Routes of Exposure:       Ingestion , inhalation, skin, and eyes.    
   Eye Contact:       May be a mild to moderate irritant to the eyes.    
   Skin Contact:       May cause slight irritation of the skin.    
   Inhalation of dust can lead to irritation of the respiratory tract garlic odor of breath, metallic taste, sleepiness,
   Inhalation:
   headache and nausea.
   Ingestion of only moderate amounts of tellurium may lead to nausea, vomiting, bloody diarrhea, weakness,
   Ingestion:
   and death.
   Acute Health Affects:       May cause garlic odor of breath, metallic taste, sleepiness, headache and nausea.    
   Long term exposure to silver and silver salts can lead to the condition known as argyria-a general gray
   Chronic Health Affects:       pigmentation of the skin and mucous membranes. Prolonged exposure to tellurium may cause drowsiness and    
   loss of appetite.
   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 required    
   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 and       If involved in a fire this material may emit toxic fumes.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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SECTION 6: Accidental Release Measures
   To avoid raising dust, small spills may be mixed with diatomaceous earth, sand, vermiculite, or other suitable
   Spill and Leak Procedures:
   inert material and swept up.

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SECTION 7: Handling and Storage
   Handling and Storage:       Store in a cool, dry place in a tightly sealed container.    

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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.    
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
   Respirator:
   Protection Program to be in compliance with 29 CFR 1910.134.
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

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SECTION 9: Physical and Chemical Properties
   Color and Form:       black xtl.    
   Molecular Weight:       343.34    
   Melting Point:       955°C    
   Boiling Point:       no data    
   Vapor Pressure:       no data    
   Specific Gravity:       8.5    
   Odor:       none    
   Solubility in Water:       insoluble    

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SECTION 10: Stability and Reactivity
   Stability:       air and moisture stable    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       none    
   Incompatibility:       strong mineral acids and oxidizing agents    
   Decomposition Products:       tellurium oxide    

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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):       Non-hazardous    
   Hazard Class (CFR):       NA    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       NA    
   UN ID Number (CFR):       NA    
   Shipping Name (IATA):       Non-hazardous    
   Hazard Class (IATA):       NA    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       NA    
   UN ID Number (IATA):       NA    

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SECTION 15: Regulatory Information
   TSCA:       Listed in the TSCA inventory.    
   SARA (Title 313):       Title compound: See category N740 for reporting.    
   Second Ingredient:       None    

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SECTION 16 - ADDITIONAL INFORMATION
N/A