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TRI-o-CRESYL PHOSPHATEICSC: 0961
April 2006
CAS #: 78-30-8Tri-o-Tolyl phosphate
TOCP
UN #: 2574
EINECS #: 201-103-5

  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.   

 STRICT HYGIENE! IN ALL CASES CONSULT A DOCTOR! 
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Headache. Nausea. Vomiting. Muscular weakness. Symptoms may be delayed. See Notes.  Use local exhaust or breathing protection.  Fresh air, rest. Refer for medical attention. 
Skin MAY BE ABSORBED! Further see Inhalation.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes   Wear face shield or eye protection in combination with breathing protection.  Rinse with plenty of water for several minutes (remove contact lenses if easily possible). 
Ingestion Abdominal pain. Nausea. Vomiting. Further see Inhalation.  Do not eat, drink, or smoke during work.  Give a slurry of activated charcoal in water to drink. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in sealable containers. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

excl mark;warncancer;health haz
DANGER
Harmful if swallowed
Causes damage to nervous system
Causes damage to the nervous system through prolonged or repeated exposure
Toxic to aquatic life 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: II 

STORAGE
Separated from strong oxidants and food and feedstuffs. Store in an area without drain or sewer access. 
PACKAGING
Do not transport with food and feedstuffs.
Marine pollutant. 
TRI-o-CRESYL PHOSPHATE ICSC: 0961
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS OR PALE YELLOW LIQUID. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces toxic fumes including phosphorus oxides. Reacts with oxidants. 

Formula: C21H21O4P
Molecular mass: 368.4
Decomposes at 410°C
Melting point: 11°C
Relative density (water = 1): 1.2
Solubility in water: none
Relative vapour density (air = 1): 12.7
Flash point: 225°C c.c.
Auto-ignition temperature: 385°C
Octanol/water partition coefficient as log Pow: 6.3  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation, through the skin and by ingestion. 

Effects of short-term exposure
The substance may cause effects on the central nervous system and peripheral nervous system. Exposure above the OEL could cause degeneration of the nervous system. The effects may be delayed. Medical observation is indicated. 

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. 

Effects of long-term or repeated exposure
The substance may have effects on the nervous system. 


Occupational exposure limits
TLV: 0.02 mg/m3, ppm, as TWA; (skin); BEI issued 

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

NOTES
Depending on the degree of exposure, periodic medical examination is suggested. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: T, N; R: 39/23/24/25-51/53; S: (1/2)-20/21-28-45-61; Note: C 

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    See Also:
       Toxicological Abbreviations