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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Vapour pressure

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vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-01-30 to 2017-02-02
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
according to guideline
OECD Guideline 104 (Vapour Pressure Curve)
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: Knudsen cell
Key result
Test no.:
ca. 20 °C
Vapour pressure:
ca. 0.004 Pa
Test no.:
ca. 25 °C
Vapour pressure:
ca. 0.006 Pa
Test no.:
ca. 50 °C
Vapour pressure:
ca. 0.046 Pa
The vapour pressure of the substance is 0.0036 Pa at 20°C.

Description of key information

The vapour pressure of the substance is 0.0036 Pa at 20°C.

Key value for chemical safety assessment

Vapour pressure:
0.004 Pa
at the temperature of:
20 °C

Additional information