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BENTONITEICSC: 0384
May 2010
CAS #: 1302-78-9Wilkinite
Montmorillonit
EINECS #: 215-108-5

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Not combustible.        In case of fire in the surroundings: all extinguishing agents allowed.   

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Cough.  Avoid inhalation of dust. Use local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes Redness. Pain.  Wear safety goggles or eye protection in combination with breathing protection.  Rinse with plenty of water (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work.   

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. Wash away remainder with plenty of water. 

According to UN GHS Criteria

cancer;health haz
DANGER
Causes damage to the lungs through prolonged or repeated exposure if inhaled 

Transportation
UN Classification
 

STORAGE
Dry. 
PACKAGING
 
BENTONITE ICSC: 0384
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
GREY TO WHITE POWDER OR LUMPS. 

Physical dangers
No data. 

Chemical dangers
 


Melting point: >1200°C
Relative density (water = 1): 2.5
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
The substance is mildly irritating to the eyes and skin. 

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
The substance may have effects on the lungs. This may result in fibrosis (see ICSC 0808). 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
Bentonites is aluminium silicate and contains crystalline silica.
The content varies widely from less than 1% to about 60%.
Bentonite is a rock formed of highly colloidal and plastic clays composed mainly of montmorillonite. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations
       BENTONITE (JECFA Evaluation)