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OLEIC ACIDICSC: 1005
May 2002
CAS #: 112-80-19-Octadecenoic acid
9,10-Octadecenoic acid
Oleinic acid
cis-9-Octadecenoic acid
EINECS #: 204-007-1

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.    NO open flames.    Use water spray, powder, foam, carbon dioxide.   

   
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation   Use local exhaust.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety spectacles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion See Notes.  Do not eat, drink, or smoke during work.   

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Collect leaking and spilled liquid in covered containers as far as possible. Wash away remainder with plenty of water. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong bases. 
PACKAGING
 
OLEIC ACID ICSC: 1005
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID. TURNS YELLOW-TO-BROWN ON EXPOSURE TO AIR. 

Physical dangers
 

Chemical dangers
The substance is a weak acid. 

Formula: C18H34O2 / C8H17CH=CH(CH2)7COOH
Molecular mass: 282.5
Decomposes
Melting point: 13.4°C
Relative density (water = 1): 0.89
Solubility in water: none
Flash point: 189°C c.c.
Auto-ignition temperature: 363°C
Octanol/water partition coefficient as log Pow: 7.73 (estimated) 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

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

Inhalation risk
Evaporation at 20°C is negligible; a nuisance-causing concentration of airborne particles can, however, be reached quickly on spraying. 

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
The substance can be absorbed by ingestion, but no harmful effects have been found. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations
       OLEIC ACID (JECFA Evaluation)