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POLYSTYRENEICSC: 1043
Benzene, ethenyl-, homopolymer
Ethenylbenzene, homopolymer
November 2003
CAS #: 9003-53-6

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use water spray, powder, foam, carbon dioxide.   

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation   Avoid inhalation of dust.   
Skin      
Eyes   Wear safety goggles or eye protection in combination with breathing protection if powder.   
Ingestion      

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Ventilation. Remove all ignition sources. Sweep spilled substance into covered suitable, labelled containers. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
 
PACKAGING
 
POLYSTYRENE ICSC: 1043
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS SOLID IN VARIOUS FORMS. 

Physical dangers
 

Chemical dangers
Decomposes above 300°C . This produces toxic fumes including styrene. Decomposes on burning. This produces irritating fumes. Reacts with strong oxidants. 

Formula: (C8H8)x
Molecular mass: 10 000-300 000
Melting point: 240°C
Relative density (water = 1): 1.04-1.13
Flash point: 345-360°C
Auto-ignition temperature: 427°C  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
May cause mechanical irritation. 

Inhalation risk
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed, especially if powdered. 

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
 

NOTES
 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations