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1,5-NAPHTHALENEDIOLICSC: 1604
1,5-Dihydroxynaphthalene
Naphthalene-1,5-diol
October 2005
CAS #: 83-56-7
EC Number: 201-487-4

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

   
  SYMPTOMS PREVENTION FIRST AID
Inhalation   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.  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. 

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. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong oxidants. 
PACKAGING
 
1,5-NAPHTHALENEDIOL ICSC: 1604
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
ORANGE POWDER. 

Physical dangers
 

Chemical dangers
On combustion, forms toxic fumes. Reacts with strong oxidants. 

Formula: C10H8O2 / C10H6(OH)2
Molecular mass: 160.2
Decomposes at 250°C
Solubility in water, g/100ml at 20°C: 0.06
Flash point: 252°C c.c.
Octanol/water partition coefficient as log Pow: 1.82  


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
The substance is mildly irritating to the eyes. 

Inhalation risk
 

Effects of long-term or repeated exposure
 


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