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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study conducted under GLP.
Reason / purpose for cross-reference:
reference to same study
according to guideline
EU Method A.4 (Vapour Pressure)
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: by loss of weight or by trapping vaporisate
25 °C
Vapour pressure:
0 Pa
Remarks on result:
other: Extrapolated

65.8°C, ca. 70h, 8 points, 8.48x10 -4cm/h

82.2°C, ca. 30h, 9 points, 6.23x10 -3cm/h

96.8°C, ca. 140min, 13 points, 5.52x10 -4cm/min

The study is considered to be adequate and reliable.

Description of key information

3x10-5 Pa,  25 °C, effusion method (extrapolated), EU Method A.4, Jackson 1999

Key value for chemical safety assessment

Vapour pressure:
0 Pa
at the temperature of:
25 °C

Additional information

Only a single study conducted according to guidelines and under GLP is available for this endpoint. The study is considered to be relevant, reliable (Klimisch 1) and adequate for the purposes of risk assessment, classification and labelling.