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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:
From February 20th to March 09th, 2009
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:
1981
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
GLP compliance:
yes
Remarks:
temporary certificate
Type of method:
gas saturation method
Key result
Temp.:
20 °C
Vapour pressure:
< 0.002 Pa
Remarks on result:
not determinable because of methodological limitations

From the experimental data obtained in the present study it is concluded that the vapour pressure of the sample is:

P < 1.75 mPa (i.e. < 1.33 x 10-5 mmHg) at 32 °C

P < 2.05 mPa (i.e. < 1.55 x 10-5 mmHg) at 40 °C

therefore: P < 1.75 mPa (i.e. < 1.33 x 10-5mmHg) at 20 and 25 °C

Conclusions:
From the data obtained it can be conclude the vapour pressure at 20 and 25°C is < 1.75 mPa
Executive summary:

The test was conducted according to the OECD Guideline 104..

From the experimental data obtained in the present study it is concluded that the vapour pressure of the sample is:

P < 1.75 mPa (i.e. < 1.33 x 10-5mmHg) at 32 °C

P < 2.05 mPa (i.e. < 1.55 x 10-5mmHg) at 40 °C

therefore: P < 1.75 mPa (i.e. < 1.33 x 10-5mmHg) at 20 and 25 °C

Description of key information

0.00175 Pa at 20 °C

Key value for chemical safety assessment

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

Additional information

EU method A.4