Registration Dossier

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2001
Report Date:
2001

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
gas saturation method

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Vapour pressureopen allclose all
Temp.:
ca. 20 °C
Vapour pressure:
ca. 0 Pa
Temp.:
ca. 25 °C
Vapour pressure:
ca. 0 Pa

Any other information on results incl. tables

Heat of sublimation: 124.4 kJ/mole

Meting point (DSC): 47.5 °C

Tabulated results:

Temperature

 

 

 

(°C)

Saturation Gas Flow Rate (N2)

 

(In/h)

Volume N2

 

 

(In)

Duration of Experiment

 

 

(h)

Amount of transported substance

 

(µg)

Vapour Pressure

 

 

(Pa)

28.10

15.0

2162.720

144.3

72.7

2.33 x 10-4

29.65

15.0

1040.476

69.6

53.4

3.56 x 10-4

34.52

4.6

685.116

149.2

86.6

8.76 x 10-4

34.25

7.4

543.096

73.3

59.8

7.63 x 10-4

34.27

15.1

388.696

25.8

42.1

7.51 x 10-4

39.46

15.0

652.893

43.8

138.3

1.47 x 10-3

44.15

15.0

355.296

23.7

165.1

3.22 x 10-3

 

Applicant's summary and conclusion

Conclusions:
It was determined that for the test item:

Vapour Pressure at 20 °C is 6.8 x 10-5 Pa

Vapour pressure at 25 °C is 1.6 x 10-4 Pa

Executive summary:

It was determined that for the test item:

Vapour Pressure at 20 °C is 6.8 x 10-5Pa

 

Vapour pressure at 25 °C is 1.6 x 10-4Pa