EMERGENCY OVERVIEW 
Irritating to eyes, respiratory system and skin. 
Potential Health Effects 
Eye: 
Causes eye irritation. 
Skin: 
Causes skin irritation. May be harmful if absorbed through the skin. 
Ingestion: 
May cause irritation of the digestive tract. May be harmful if swallowed. 
Inhalation: 
Causes respiratory tract irritation. May be harmful if inhaled. 
Chronic: 
Not available. 

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Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. 
Skin: 
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. 
Ingestion: 
Get medical aid. Wash mouth out with water. 
Inhalation: 
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. 
Notes to Physician: 
Treat symptomatically and supportively. 

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Section 5 - FIRE FIGHTING MEASURES
General Information: 
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Combustion generates toxic fumes. 
Extinguishing Media: 
Use water spray, dry chemical, carbon dioxide, or chemical foam. 

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Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8. 
Spills/Leaks: 
Vacuum or sweep up material and place into a suitable disposal container. 

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Section 7 - HANDLING and STORAGE
Handling: 
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. 
Storage: 
Store in a cool, dry place. Store in a tightly closed container. 

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Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls: 
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. 
Exposure Limits CAS# 23576-81-0: Personal Protective Equipment Eyes: Not available. 
Skin: 
Wear appropriate protective gloves to prevent skin exposure. 
Clothing: 
Wear appropriate protective clothing to prevent skin exposure. 
Respirators: 
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. 

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Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid 
Color: clear pale brown 
Odor: Not available. 
pH: Not available. 
Vapor Pressure: Not available. 
Viscosity: Not available. 
Boiling Point: Not available. 
Freezing/Melting Point: 82 - 84 deg C 
Autoignition Temperature: Not available. 
Flash Point: Not available. 
Explosion Limits, lower: Not available. 
Explosion Limits, upper: Not available. 
Decomposition Temperature: 
Solubility in water: 
Specific Gravity/Density: 
Molecular Formula: C5H3ClN2S 
Molecular Weight: 158.61 

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Section 10 - STABILITY AND REACTIVITY
Chemical Stability: 
Not available. 
Conditions to Avoid: 
Incompatible materials. 
Incompatibilities with Other Materials: 
Strong oxidizing agents, reducing agents, acids. 
Hazardous Decomposition Products: 
Hydrogen chloride, hydrogen cyanide, nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen sulfide. 
Hazardous Polymerization: Not available. 

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Section 11 - TOXICOLOGICAL INFORMATION
RTECS#: 
CAS# 23576-81-0 unlisted. 
LD50/LC50: 
Not available. 
Carcinogenicity: 
6-Chloroimidazo[2,1-b][1,3]thiazole - Not listed by ACGIH, IARC, or NTP. 

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Section 12 - ECOLOGICAL INFORMATION