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Diss Factsheets

Physical & Chemical properties

Vapour pressure

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2006-11-28
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Version / remarks:
(2006)
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Version / remarks:
(1992)
Principles of method if other than guideline:
Temperatures below 120°C were used for measurement.
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: by loss of weight or by trapping vaporisate
Key result
Temp.:
20 °C
Vapour pressure:
0 Pa
Temp.:
25 °C
Vapour pressure:
0.001 Pa
Conclusions:
The study was conducted in accordance with OECD guideline No 104 (2006). The vapour pressures were calculated from the regression equation to be 0.000152 Pa at 20°C and 0.000591 Pa at 25°C.
Executive summary:

The study was conducted in accordance with OECD guideline No 104 (2006). The vapour pressures were calculated from the regression equation to be 0.000152 Pa (at 20°C) and 0.000591 Pa at 25°C.

Description of key information

Vapour pressure at 20°: 0.000152 Pa; at 25°C: 0.000591 Pa,

Method: OECD Test Guideline No. 104 (2006) and EC Method A.3. (1992); (by effusion method; weight loss)

Key value for chemical safety assessment

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

Additional information

For the test item, the vapour pressures of the test item were calculated from the regression equation to be 0.000152 Pa (at 20°C) and 0.000591 Pa (at 25°C).