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CHLOROTOLURONICSC: 1327 (October 2005)
3-(3-Chloro-p-tolyl)-1,1-dimethylurea
CAS #: 15545-48-9
EC Number: 239-592-2

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.        Use water spray, foam, dry powder, carbon dioxide.   

See Notes.   
  SYMPTOMS PREVENTION FIRST AID
Inhalation   Use local exhaust or breathing protection.  Fresh air, rest. 
Skin   Protective gloves.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety goggles.  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. Wash hands before eating.  Rinse mouth. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. Carefully collect remainder. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Provision to contain effluent from fire extinguishing. Store in an area without drain or sewer access. Separated from strong bases, strong acids and food and feedstuffs. 
PACKAGING
Do not transport with food and feedstuffs. 
CHLOROTOLURON ICSC: 1327
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS CRYSTALS OR WHITE POWDER. 

Physical dangers
 

Chemical dangers
On combustion, forms toxic fumes. Reacts with strong acids and strong bases. 

Formula: C10H13ClN2O
Molecular mass: 212.7
Melting point: 148.1°C
Density: 1.4 g/cm³
Solubility in water, g/100ml at 25°C: 0.0074 (very poor)
Vapour pressure at 20°C: negligible
Octanol/water partition coefficient as log Pow: 2.5  


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
A harmful concentration of airborne particles can be reached quickly when dispersed. 

Effects of long-term or repeated exposure
Tumours have been detected in experimental animals but may not be relevant to humans. See Notes. 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
The substance is very toxic to aquatic organisms. This substance does enter the environment under normal use. Great care, however, should be taken to avoid any additional release, for example through inappropriate disposal. 

NOTES
Tumors of kidney and liver were observed at high dose levels in mice.
The substance is combustible but no flash point is available in literature. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: Xn, N; R: 40-63-50/53; S: (2)-26-36/37-46-60-61 

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    See Also:
       Toxicological Abbreviations