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CHROMIUM DIOXIDEICSC: 1310
Chromium oxideNovember 1998
CAS #: 12018-01-8
EC Number: 234-630-4

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION            

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough.  Use local exhaust or breathing protection.   
Skin Redness.  Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes   Wear safety spectacles.   
Ingestion      

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Vacuum spilled material with specialist equipment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Personal protection: P2 filter respirator for harmful particles. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
 
PACKAGING
 
CHROMIUM DIOXIDE ICSC: 1310
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
BROWN-BLACK POWDER. 

Physical dangers
 

Chemical dangers
 

Formula: CrO2
Molecular mass: 84.00
Decomposes at 250-500°C
Density: 4.9 g/cm³
Solubility in water: none 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation. 

Effects of short-term exposure
 

Inhalation risk
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly. 

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. Repeated or prolonged inhalation may cause effects on the lungs. This may result in fibrosis. 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
 

NOTES
 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations