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OLEIC ACID ICSC: 1005
March 2002
9-Octadecenoic acid
9,10-Octadecenoic acid
Oleinic acid
cis-9-Octadecenoic acid
PDF for printing Explanation of fields
CAS No: 112-80-1
RTECS No: RG2275000
    C18H34O2 / C8H17CH=CH(CH2)7COOH
Molecular mass: 282.5

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION         FIRE FIGHTING   
FIRE Combustible. NO open flames. Powder, water spray, foam, carbon dioxide.
EXPLOSION      
 
EXPOSURE      
Inhalation   Local exhaust. Fresh air, rest.
Skin Redness. Protective gloves. Rinse and then wash skin with water and soap.
Eyes Redness. Safety spectacles. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion See Notes. Do not eat, drink, or smoke during work.  

SPILLAGE DISPOSAL PACKAGING & LABELLING
Collect leaking liquid in covered containers. Wash away spilled liquid with plenty of water.  

EMERGENCY RESPONSE STORAGE
NFPA Code: H0; F1; R0 Separated from strong bases.

IMPORTANT DATA
Physical State; Appearance
COLOURLESS LIQUID, TURNS YELLOW TO BROWN ON EXPOSURE TO AIR.

Chemical dangers
The substance is a weak acid.

Occupational exposure limits
TLV not established.

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

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


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Decomposes below boiling point
Melting point: 13.4°C
Relative density (water = 1): 0.89
Solubility in water, g/100 ml: none
Flash point: 189°C c.c.
Auto-ignition temperature: 363°C
Octanol/water partition coefficient as log Pow: 7.73 (estimated)
 

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

IPCS
International
Programme on
Chemical Safety
WHO ILO UNEP EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2002
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.

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