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Physical & Chemical properties

Vapour pressure

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Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
No test substance information, no guideline, secondary literature, but reference handbook.
Guideline:
other: no data
Temp.:
24.1 °C
Vapour pressure:
0 hPa
Temp.:
59.9 °C
Vapour pressure:
0.019 hPa
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
No test substance information, no guideline, secondary literature, but reference handbook.
Guideline:
other: no data
Temp.:
107 °C
Vapour pressure:
1.33 hPa
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
No test substance information, no guideline, secondary literature, but reference handbook and database.
Guideline:
other: no data
Temp.:
25 °C
Vapour pressure:
0.003 hPa
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
Principles of method if other than guideline:
Measure: Gas Chromatography determination
New developed model based on experimental data versus values from literature linear relationship was studied. For n= 22 compounds, the R-square is equal 99.4 % and the Standard Error estimation is 0.141.
GLP compliance:
not specified
Type of method:
other: gas chromatography
Temp.:
25 °C
Vapour pressure:
0.004 hPa

Description of key information

The different values reported are the following:
0.00027198 hPa at 24.1°C
0.0029 hPa at 25°C
0.00446 hPa at 25°C
0.01866 hPa at 59.9°C
0.17hPa at 65°C
1.33hPa at 107°C

Key value for chemical safety assessment

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

Additional information

Data available come from different Handbooks. No key study is selected and a "weight of evidence" approach is applied.