p-CHLOROBENZOIC ACID 0503
October 2005
CAS No: 74-11-3 4-Chlorobenzoic acid
Chlorodracylic acid
RTECS No: DG4976010
ClC6H4COOH / C7H5ClO 2
Molecular mass: 156.6
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Combustible. Gives off irritating or NO open flames. Water spray, powder.
toxic fumes (or gases) in a fire.
EXPLOSION
EXPOSURE See NOTES.
Inhalation Ventilation. Fresh air, rest.
Skin Protective gloves. Rinse and then wash skin with water
and soap.
Eyes Safety spectacles. First rinse with plenty of water for
several minutes (remove contact
lenses if easily possible), then take to
a doctor.
Ingestion Do not eat, drink, or smoke during Rinse mouth. Refer for medical
work. attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into covered containers; if
appropriate, moisten first to prevent dusting. Carefully
collect remainder, then remove to safe place.
EMERGENCY RESPONSE SAFE STORAGE
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2005
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
0503 p-CHLOROBENZOIC ACID
IMPORTANT DATA
Physical State; Appearance Routes of exposure
ODOURLESS WHITE SOLID IN VARIOUS FORMS The substance can be absorbed into the body by ingestion.
Chemical dangers Inhalation risk
On combustion, forms toxic and corrosive fumes including No indication can be given about the rate in which a harmful
hydrogen chloride. The solution in water is a weak acid. concentration in the air is reached when dispersed.
Occupational exposure limits Effects of short-term exposure
TLV not established. See Notes.
MAK: IIb (not established but data are available); (DFG 2005).
Effects of long-term or repeated exposure
See Notes.
PHYSICAL PROPERTIES
Melting point: 243/C Relative density of the vapour/air-mixture at 20/C (air = 1): 1
Density: 1.5 g/cm3 Flash point: 238/C
Solubility in water: none Auto-ignition temperature: 545/C
Vapour pressure, Pa at 25/C: 0.3 Octanol/water partition coefficient as log Pow: 2.65
Relative vapour density (air = 1): 5.4
ENVIRONMENTAL DATA
NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE for the use which might be made of this information
漏IPCS 2005
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