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VANADIUM TRIOXIDEICSC: 0455
April 2006
CAS #: 1314-34-7Divanadium trioxide
Vanadium sesquioxide
Vanadic oxide
Vanadium(III) oxide
UN #: 3285
EINECS #: 215-230-9

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.        In case of fire in the surroundings, use appropriate extinguishing media.   

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Sore throat. Cough. Symptoms may be delayed. See Notes.  Use local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Remove contaminated clothes. Rinse skin with plenty of water or shower. 
Eyes Redness.  Wear safety goggles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion   Do not eat, drink, or smoke during work.  Rinse mouth. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

excl mark;warncancer;health haz
WARNING
Harmful if inhaled
Suspected of causing cancer 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: III 

STORAGE
Separated from food and feedstuffs. 
PACKAGING
Do not transport with food and feedstuffs. 
VANADIUM TRIOXIDE ICSC: 0455
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
BLACK POWDER. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces toxic fumes of vanadium oxides. 

Formula: V2O3
Molecular mass: 149.9
Melting point: 1970°C
Density: 4.87 g/cm³
Solubility in water, g/100ml at 20°C: 0.01 (very poor) 


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. 

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed. 

Effects of long-term or repeated exposure
The substance may have effects on the respiratory tract. This may result in chronic rhinitis and chronic bronchitis. This substance is possibly carcinogenic to humans. 


Occupational exposure limits
MAK: carcinogen category: 2; germ cell mutagen group: 2 

ENVIRONMENT
 

NOTES
Depending on the degree of exposure, periodic medical examination is suggested.
Respiratory symptoms may be delayed 1 day or more.
See ICSC 0596. 

ADDITIONAL INFORMATION
  EC Classification
 

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       Toxicological Abbreviations