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p-CHLOROBENZOIC ACIDICSC: 0503
4-Chlorobenzoic acid
Chlorodracylic acid
October 2005
CAS #: 74-11-3
EC Number: 200-805-9

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use water spray, powder.   

See Notes.   
  SYMPTOMS PREVENTION FIRST AID
Inhalation   Use ventilation.  Fresh air, rest. 
Skin   Protective gloves.  Rinse and then wash skin with water and soap. 
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.  Rinse mouth. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
 
PACKAGING
 
p-CHLOROBENZOIC ACID ICSC: 0503
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
ODOURLESS WHITE SOLID IN VARIOUS FORMS. 

Physical dangers
 

Chemical dangers
On combustion, forms toxic and corrosive fumes including hydrogen chloride. The solution in water is a weak acid. 

Formula: ClC6H4COOH / C7H5ClO2
Molecular mass: 156.6
Melting point: 243°C
Density: 1.5 g/cm³
Solubility in water: none
Vapour pressure, Pa at 25°C: 0.3
Relative vapour density (air = 1): 5.4
Relative density of the vapour/air-mixture at 20°C (air = 1): 1
Flash point: 238°C
Auto-ignition temperature: 545°C
Octanol/water partition coefficient as log Pow: 2.65  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by ingestion. 

Effects of short-term exposure
See Notes. 

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached when dispersed. 

Effects of long-term or repeated exposure
See Notes. 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
 

NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations