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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional information

The physico-chemical properties of FAT 40549 have been reviewed and summarized in the table below.

Physico-chemical Properties of FAT 40549



Appearance/physical state/colour

red-brown powder

Melting point/ freezing point

> 400 °C

Boiling point

N/A (data waiving)


1.26 g/cm3

Particle size distribution (Granulometry)

D50: 66 µm

Vapour pressure

2.2 10E-27 Pa at 25 °C

Partition coefficient (log Pow)

<=-2 at 20 °C

Water solubility

>= 385 g/l at 21°C

Surface tension

51.9 mN/m at 20 °C

Flash point 

N/A (data waiving)

Auto flammability

> 435 °C




Not explosive

Oxidising properties

No oxidising properties

Stability in organic solvents

N/A (data waiving)

Dissociation constant

-6.0 to 16.8


N/A (data waiving)