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TRIS(2-ETHYLHEXYL) PHOSPHATEICSC: 0968 (October 1997)
Phosphoric acid tris(2-ethylhexyl) ester
Trioctyl phosphate
CAS #: 78-42-2
EC Number: 201-116-6

  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 GENERATION OF MISTS!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation   Use ventilation.  Fresh air, rest. Refer for medical attention. 
Skin Redness. Pain.  Protective gloves.  Rinse skin with plenty of water or shower. Refer for medical attention . 
Eyes Redness. Pain.  Wear safety goggles.  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. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Give one or two glasses of water to drink. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong oxidants. Well closed. Keep in a well-ventilated room. 
PACKAGING
 
TRIS(2-ETHYLHEXYL) PHOSPHATE ICSC: 0968
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS VISCOUS LIQUID. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces toxic fumes of phosphine and phosphorus oxides. Reacts with oxidants. 

Formula: C24H51O4P
Molecular mass: 434.7
Boiling point at 0.7kPa: 220°C
Melting point: -74°C
Relative density (water = 1): 0.93
Solubility in water at 20°C: none
Vapour pressure, Pa at 20°C: <1
Relative vapour density (air = 1): 15
Flash point: 170°C
Auto-ignition temperature: 370°C  


EXPOSURE & HEALTH EFFECTS

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

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

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. 

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
Avoid release to the environment in circumstances different to normal use. 

NOTES
 

ADDITIONAL INFORMATION
  EC Classification
 

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