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1,5-NAPHTHALENEDIOL ICSC: 1604
October 2005
1,5-Dihydroxynaphthalene
Naphthalene-1,5-diol
PDF for printing Explanation of fields
CAS No: 83-56-7
RTECS No: QJ4740000
    C10H8O2 / C10H6(OH)2
Molecular mass: 160.2

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Combustible. NO open flames. Water spray, powder.
EXPLOSION      
 
EXPOSURE      
Inhalation   Local exhaust or breathing protection. Fresh air, rest.
Skin   Protective gloves. Rinse and then wash skin with water and soap.
Eyes Redness. Safety goggles. 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 work. Rinse mouth.

SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P1 filter respirator for inert particles. Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.  

EMERGENCY RESPONSE SAFE STORAGE
  Separated from strong oxidants.

IMPORTANT DATA
Physical State; Appearance
ORANGE POWDER

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

Occupational exposure limits
TLV not established.
MAK not established.

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.


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Melting point (decomposes): 250°C
Solubility in water, g/100 ml at 20°C: 0.06
Flash point: 252°C c.c.
Octanol/water partition coefficient as log Pow: 1.82
 

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

IPCS
International
Programme on
Chemical Safety
WHO ILO UNEP EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.

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