9-Octadecenoic acid
9,10-Octadecenoic acid
Oleinic acid
cis-9-Octadecenoic acid
C18H34O2 / C8H17CH=CH(CH2)7COOH
Molecular mass: 282.5
ICSC # 1005
CAS # 112-80-1
RTECS # RG2275000
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Combustible.
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NO open flames.
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Powder, water spray, foam, carbon dioxide.
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Explosion
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Exposure
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•Inhalation
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Local exhaust.
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Fresh air, rest.
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•Skin
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Redness.
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Protective gloves.
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Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
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Safety spectacles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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See Notes.
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Do not eat, drink, or smoke during work.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Collect leaking liquid in covered containers.
Wash away spilled liquid with plenty of water.
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Separated from
strong bases.
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Important Data
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Physical State; Appearance:
COLOURLESS LIQUID
,
TURNS YELLOW TO BROWN ON Exposure TO AIR.
Physical Dangers:
Chemical Dangers:
The substance is a weak acid.
Occupational Exposure Limits:
TLV not established.
MAK:
Carcinogen category: 3A
(DFG 2008).
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Routes of Exposure:
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
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Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Decomposes below boiling point
Melting point: 13.4°C
Relative density (water = 1): 0.89
Solubility in water, g/100 ml:
none
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Flash point: 189°C c.c.
Auto-ignition temperature: 363°C
Octanol/water partition coefficient as log Pow: 7.73 (estimated)
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Environmental
Data
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N O T E S
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The substance can be absorbed by ingestion, but no harmful effects have been found.
NFPA Code: H0; F1; R0;
Card has been partially updated in November 2008: see Occupational Exposure Limits.
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ADDITIONAL INFORMATION
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ICSC: 1005
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OLEIC ACID
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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