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Physical & Chemical properties

Vapour pressure

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Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7950 (Vapor Pressure)
Deviations:
no
GLP compliance:
yes
Type of method:
effusion method: by loss of weight or by trapping vaporisate
Specific details on test material used for the study:
Batch: CDC-003
Key result
Temp.:
20 °C
Vapour pressure:
< 0.002 Pa
Key result
Temp.:
25 °C
Vapour pressure:
< 0.01 Pa

 

20°C

25°C

 

[Pa]

[mm Hg]

[Pa]

[mm Hg]

 

 

 

 

 

Test substance

< 1.5x10-3

< 1.1x10-5

< 9.6x10-3

< 7.2x10-5

 

 

 

 

 

Conclusions:
Vapour pressure of the test substance was < 1.5x10-3 Pa at 20°C and < 9.6x10-3 Pa at 25°C

Description of key information

The vapour pressure of the test substance (PT) was determined by the isothermal thermogravimetric effusion method.

Key value for chemical safety assessment

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

Additional information

The vapour pressure of the test substance at 20 and 25°C (293 and 298K) is as follows:

 

20°C

25°C

 

[Pa]

[mm Hg]

[Pa]

[mm Hg]

 

 

 

 

 

Test substance

< 1.5x10-3

< 1.1x10-5

< 9.6x10-3

< 7.2x10-5