Registration Dossier

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
July 29, 2013 - November 7, 2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was performed in accordance with the EC A.4 and OECD 104 guidelines and complied with the principles of GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report Date:
2013

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
EU Method A.4 (Vapour Pressure)
Version / remarks:
(2009)
Deviations:
no
Qualifier:
according to
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Version / remarks:
(2006)
Deviations:
no
Qualifier:
according to
Guideline:
EPA OPPTS 830.7950 (Vapor Pressure)
Version / remarks:
(1996)
Deviations:
no
GLP compliance:
yes
Type of method:
effusion method: by loss of weight or by trapping vaporisate
Remarks:
(isothermal thermogravimetry)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): KF-1622
- Description: Clear colourless liquid
- Storage condition of test material: In refrigerator (2-8°C) in the dark
- Expiration date of the lot/batch: May 17, 2014

Results and discussion

Vapour pressureopen allclose all
Temp.:
25 °C
Vapour pressure:
0.002 Pa
Temp.:
20 °C
Vapour pressure:
0.001 Pa

Any other information on results incl. tables

Results of the isothermal TGA analysis

Temperature
[
°C]

Weight loss
g/min]

νT
[g/cm2/h]

logνT

logPT

PT
[Pa]

 

 

 

 

 

 

110

3.858

4.61 x 10-4

-3.34

0.81

6.4

 

3.557

4.25 x 10-4

-3.37

0.77

5.9

 

3.516

4.20 x 10-4

-3.38

0.76

5.8

 

 

 

 

 

 

120

6.694

7.99 x 10-4

-3.10

1.06

11

 

8.976

1.07 x 10-3

-2.97

1.19

16

 

8.055

9.61 x 10-4

-3.02

1.14

14

 

 

 

 

 

 

130

13.10

1.56 x 10-3

-2.81

1.36

23

 

15.37

1.83 x 10-3

-2.74

1.44

27

 

14.31

1.71 x 10-3

-2.77

1.40

25

Log PT 20°C was calculated to be -3.07

Log PT 25°C was calculated to be -2.79

Applicant's summary and conclusion

Conclusions:
The vapour pressure of the test substance at 25°C has been determined as 1.6E-03 Pa (8.5E-04 Pa at 20°C) using the isothermal thermogravimetric effusion method (GLP-compliant study in accordance with EC A.4, OECD 104 and EPA OPPTS 830.7950).