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TRIS(2-ETHYLHEXYL) PHOSPHATE
ICSC: 0968
Peer-Review Status: 04.10.1997 Validated
Phosphoric acid tris(2-ethylhexyl) ester
Trioctyl phosphate 
CAS #: 78-42-2 RTECS #: MP0770000
EINECS #: 201-116-6
    Formula: C24H51O4P
Molecular mass: 434.7

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.  NO open flames.  Use water spray, powder, foam, carbon dioxide. 
EXPLOSION      
 
EXPOSURE   PREVENT GENERATION OF MISTS!   
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
PACKAGING & 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.   
EC Classification
 
UN Classification
 
GHS Classification
 

EMERGENCY RESPONSE SAFE STORAGE
  Separated from strong oxidants. Well closed. Keep in a well-ventilated room. 

IMPORTANT DATA
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. 

Occupational exposure limits
TLV (NOT-ESTABLISHED):. 

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

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

Effects of long-term or repeated exposure
 


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
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  
Avoid release to the environment in circumstances different to normal use. 

NOTES
Disflamoll-tof, Flexol-tof and Kronitex-tof are trade names. 

ADDITIONAL INFORMATION
 

IPCS
International
Programme on
Chemical Safety
WHO ILO EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004-2012
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.


    See Also:
       Toxicological Abbreviations