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HYDROGENATED TERPHENYLS (40% HYDROGENATED)ICSC: 1249
Hydrogenated diphenylbenzenes
Hydrogenated phenylbiphenyls
June 2012
CAS #: 61788-32-7
EC Number: 262-967-7

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use water spray, powder, foam, carbon dioxide.   

See Notes. PREVENT GENERATION OF MISTS!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough.  Avoid inhalation of mist. Use ventilation, local exhaust or breathing protection.  Fresh air, rest. Seek medical attention if you feel unwell. 
Skin Redness. Pain.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention . 
Eyes Redness. Pain.  Wear safety goggles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Burning sensation. Cough.  Do not eat, drink, or smoke during work. Wash hands before eating.  Rinse mouth. Seek medical attention if you feel unwell. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

excl mark;warn
WARNING
Causes eye irritation
Causes skin irritation
May cause long lasting harmful effects to aquatic life 

Transportation
UN Classification
 

STORAGE
Ventilation along the floor. Store in an area without drain or sewer access. 
PACKAGING
 
HYDROGENATED TERPHENYLS (40% HYDROGENATED) ICSC: 1249
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
CLEAR OILY PALE YELLOW LIQUID WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
Decomposes on burning. This produces irritating fumes. 

Formula: (C6H7)3
Molecular mass: 241 (average)
Boiling point: 340°C
Melting point: -32°C
Relative density (water = 1): 1.00
Solubility in water: none
Vapour pressure, Pa at 25°C: 13
Flash point: 157°C c.c.
Auto-ignition temperature: 374°C
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Relative vapour density (air = 1): 8.31
Octanol/water partition coefficient as log Pow: 6.1 (calculated) 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. 

Inhalation risk
A harmful contamination of the air will be reached rather slowly on evaporation of this substance at 20°C. 

Effects of long-term or repeated exposure
The substance defats the skin, which may cause dryness or cracking. 


OCCUPATIONAL EXPOSURE LIMITS
TLV: 0.5 ppm as TWA.
EU-OEL: 19 mg/m3, 2 ppm as TWA; 48 mg/m3, 5 ppm as STEL 

ENVIRONMENT
The substance may cause long-term effects in the aquatic environment. It is strongly advised not to let the chemical enter into the environment. 

NOTES
This compound is a complex mixture of various isomers.
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