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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Viscosity

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Administrative data

Link to relevant study record(s)

Description of key information

Substance is a solid. Viscosity is not a relevant property.
Viscosity of an aqeous solution of the UVCB substance (ca. 50%):
Dynamic viscosity: 36.4 ± 0.9 mPa.s at 40 °C
Kinematic viscosity: 34.4 ± 0.8 mm2/s at 40 °C

Key value for chemical safety assessment

Additional information

The substance is a solid at 20°C and 101.3 kPa. The viscosity is relevant only to liquids. Testing is scientifically unjustified. Thus a study does not need to be conducted.

The kinematic and dynamic viscosity of a 50% aqueous solution of the UVCB substance at 40 °C was determined in a study according to EN ISO 2555 using a rotational viscosimeter.

Using the mean and standard deviation, the final result is:

Dynamic viscosity:

36.4 ± 0.9 mPa.s at 40 °C

Kinematic viscosity:

34.4 ± 0.8 mm2/s at 40 °C