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Section 1: Product Identification
   Chemical Name:       Selenium (I) chloride (99%-Se)    
   CAS Registry Number:       10025-68-0    
   Formula:       Se2Cl2    
   EINECS Number:       none    
   Chemical Family:       metal halide    
   Synonym:       none    

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Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       10025-68-0       100%       0.2mg/m3 (as Se)       0.2mg/m3 (as Se)    

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Section 3: Hazards Identification
   Emergency Overview:       Harmful by inhalation, in contact with skin and if swallowed. Corrosive to skin and eyes.    
   Primary Routes of Exposure:       Ingestion, inhalation, skin, eyes    
   Eye Contact:       Causes burns to the eyes.    
   Skin Contact:       Causes burns to the skin.    
   Inhalation:       Harmful by inhalation. Inhalation of vapors will lead to burning of the respiratory tract.    
   Ingestion:       Harmful if swallowed. Caustic burns to the gastrointestinal system may occur.    
   Harmful by inhalation, in contact with skin and if swallowed. Corrosive to skin, eyes and respiratory tract and
   Acute Health Affects:
   cause eye, skin burns, dyspnea (breathing difficulty), and 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:       Carbon dioxide, sand, dry chemical powder.    
   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 chlorine and hydrochloric acid fumes.    
   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 neutralized with powdered sodium bicarbonate, lime, or calcium carbonate and swept up.
   Spill and Leak Procedures:       Large spills in areas not adequately ventilated will require an evacuation of site. Emergency response teams    
   will require self-contained breathing apparatus.

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SECTION 7: Handling and Storage
   Store material in a tightly sealed bottle away from moisture. If possible, handle material in an efficient fume
   Handling and Storage:
   hood. Prolonged exposure to the atmosphere may 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:       If possible, 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:       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:       red liq.    
   Molecular Weight:       228.53    
   Melting Point:       -85°    
   Boiling Point:       130°C dec.    
   Vapor Pressure:       no data    
   Specific Gravity:       2.77    
   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:       water, mineral acids and active metals    
   Decomposition Products:       with moisture: hydrochloric acid and selenium 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
   Avoid release to groundwater or waterways. Very toxic to aquatic organisms. May cause long-term adverse
   Ecological Information:
   effects.

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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 liquids, Toxic, N.O.S.    
   Hazard Class (CFR):       8    
   Additional Hazard Class (CFR):       6.1    
   Packaging Group (CFR):       II    
   UN ID Number (CFR):       UN# 2922    
   Shipping Name (IATA):       Corrosive liquid, Toxic, N.O.S.    
   Hazard Class (IATA):       8    
   Additional Hazard Class (IATA):       6.1    
   Packaging Group (IATA):       II    
   UN ID Number (IATA):       UN# 2922    

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SECTION 15: Regulatory Information
   TSCA:       Listed in the TSCA inventory.    
   SARA (Title 313):       Title compound: See category code N725 for reporting    
   Second Ingredient:       none    

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SECTION 16 - ADDITIONAL INFORMATION
N/A