IPCS INCHEM Home
PARACETAMOLICSC: 1330
November 2008
CAS #: 103-90-2Acetaminophen
4'-Hydroxyacetanilide
p-Acetylaminophenol
N-(4-Hydroxyphenyl) acetamide
EINECS #: 203-157-5

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

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Cough.  Use local exhaust or breathing protection.  Fresh air, rest. 
Skin   Protective gloves.  Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety goggles.  Rinse with plenty of water (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work.  Give one or two glasses of water to drink. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Do NOT let this chemical enter the environment. 

According to UN GHS Criteria

cancer;health haz
WARNING
May cause damage to liver and kidneys through prolonged or repeated exposure if swallowed
Toxic to aquatic life 

Transportation
UN Classification
 

STORAGE
Provision to contain effluent from fire extinguishing. Store in an area without drain or sewer access. 
PACKAGING
 
PARACETAMOL ICSC: 1330
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS CRYSTALS OR CRYSTALLINE POWDER. 

Physical dangers
 

Chemical dangers
 

Formula: C8H9NO2 / HOC6H4NHCOCH3
Molecular mass: 151.2
Boiling point: >500°C
Melting point: 169-170°C
Density: 1.3 g/cm³
Solubility in water, g/100ml at 20°C: 1.4 (moderate)
Relative vapour density (air = 1): 5.2
Auto-ignition temperature: 540°C
Explosive limits, vol% in air: 15 - ?
Octanol/water partition coefficient as log Pow: 0.49  


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
 

Inhalation risk
A nuisance-causing concentration of airborne particles can be reached quickly. 

Effects of long-term or repeated exposure
Ingestion may cause effects on the kidneys and liver. This may result in impaired functions. 


Occupational exposure limits
 

ENVIRONMENT
The substance is toxic to aquatic organisms. It is strongly advised not to let the chemical enter into the environment. 

NOTES
 

ADDITIONAL INFORMATION
  EC Classification
 

All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.
    See Also:
       Toxicological Abbreviations
       Paracetamol (PIM 396)
       Paracetamol  (IARC Summary & Evaluation, Volume 73, 1999)