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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information




Triethylphosphate is a fluid liquid, almost as dense as water, with low volatility, low potential for bioaccumulation, and moderate solubility in water.


It is not classified for physical hazards.




Additional information

Triethyl phosphate is a clear, colourless, organic liquid.


 


 






































































Property



Value



Melting point



-56.4 °C



Boiling point



215 °C (atmP assumed)



Density



1.066 g/cm³ (ambient T assumed)



Vapour pressure



0.523 hPa at 25°C



Partition Coefficient



logPow = 1,11



Water solubility



500 g/L at 25°C



Surface Tension



not expected from structure



Flash point



115 °C



Auto flammability



454 °C



Flammability



Non-flammable



Explosive properties



not expected from structure



Oxidising properties



not expected from structure



Stability in organic solvents



not considered critical



Dissociation constant



no ionisable feature, from structure



Viscosity (kinematic)



1.46 mm2/s (ambient T assumed)