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TRIS(NONYLPHENYL)PHOSPHITE
ICSC: 0964
Peer-Review Status: 11.11.2008 Validated
TNPP
Phenol,nonyl-,phosphite (3:1) 
CAS #: 26523-78-4 UN #: 3082
EC #: 999-174-00-0
EINECS #: 247-759-6
    Formula: C45H69O3P/(CH3(CH2)8C6H4O)3P
Molecular mass: 689

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.  NO open flames.  Use alcohol-resistant foam, dry powder, carbon dioxide. 
EXPLOSION      
 
EXPOSURE   AVOID ALL CONTACT!   
Inhalation   Use ventilation.  Fresh air, rest. Seek medical attention if you feel unwell. 
Skin   Protective gloves. Protective clothing.  Rinse and then wash skin with water and soap. 
Eyes   Wear safety spectacles.  Rinse with plenty of water (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work.  Rinse mouth. Give one or two glasses of water to drink. Seek medical attention if you feel unwell. 

SPILLAGE DISPOSAL
PACKAGING & LABELLING
Personal protection: chemical protection suit, protective gloves and face shield. Collect leaking liquid in covered containers. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. Do NOT let this chemical enter the environment.   
EC Classification
 
UN Classification
UN Hazard Class: 9; UN Pack Group: III 
GHS Classification
Signal: Warning
May cause allergic skin reaction
Very toxic to aquatic life
Very toxic to aquatic life with long lasting effects 
excl mark;warnenviro;aqua

EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-90GM6-III.  Dry. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing. 

IMPORTANT DATA
Physical State; Appearance
COLOURLESS VISCOUS LIQUID. 

Physical dangers
 

Chemical dangers
On combustion, forms of phosphorus oxides. 

Occupational exposure limits
TLV not established.
MAK (not established):. 

Routes of exposure
 

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

Effects of short-term exposure
 

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization. 


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Relative density (water = 1): 0.98
Solubility in water, g/100ml: 4.1
See Notes.
Vapour pressure, Pa at 25°C: 0.058
Flash point: 207°C c.c.
Auto-ignition temperature: 440°C
Octanol/water partition coefficient as log Pow: 8
Viscosity: 6122 mm²/s at 25°C 
The substance is very toxic to aquatic organisms. 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
The substance may hydrolyse in contact with water forming phosphoric acid, nonylphenol and phenol.
See ICSC 1008, 0309 and 0070. 

ADDITIONAL INFORMATION
 

IPCS
International
Programme on
Chemical Safety
WHO ILO EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004-2012
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.


    See Also:
       Toxicological Abbreviations