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PALMITIC ACIDICSC: 0530
November 1997
CAS #: 57-10-3Hexadecanoic acid
1-Pentadecanecarboxylic acid
Cetylic acid
EINECS #: 200-312-9

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

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation   Use local exhaust or breathing protection.  Fresh air, rest. 
Skin      
Eyes   Wear safety spectacles.  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.   

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from bases, oxidants and reducing agents. Well closed. 
PACKAGING
 
PALMITIC ACID ICSC: 0530
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS OR WHITE CRYSTALS. 

Physical dangers
Dust explosion possible if in powder or granular form, mixed with air. 

Chemical dangers
Reacts with bases, oxidants and reducing agents. 

Formula: C16H32O2
Molecular mass: 256.5
Boiling point: 351-352°C
Melting point: 63°C
Relative density (water = 1): 0.85
Solubility in water: none
Vapour pressure, Pa at 154°C: 133
Octanol/water partition coefficient as log Pow: 5.31  


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
 

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

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
Health effects of exposure to the substance have not been investigated. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations
       PALMITIC ACID (JECFA Evaluation)