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Diss Factsheets

Administrative data

Endpoint:
relative density
Remarks:
Other density types indicated (migrated information): density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
15 Nov 2011 – 13 Jan 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study according to EU and OECD methods

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
adopted in 1995
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Version / remarks:
adopted in 2008
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Department of Health, UK GLP Monitoring Authority (2011)
Type of method:
other: gas comparison pycnometer

Test material

Constituent 1
Chemical structure
Reference substance name:
bis(4-tert-butylphenyl)iodanium; hexafluoro-λ⁵-phosphanuide
EC Number:
620-341-4
Cas Number:
61358-25-6
Molecular formula:
C20H26F6IP
IUPAC Name:
bis(4-tert-butylphenyl)iodanium; hexafluoro-λ⁵-phosphanuide
Details on test material:
- Name of test material (as cited in study report): PF-6
- Physical state: white powder
- Analytical purity: 99.2 %
- Batch No.: 20101020
- Expiration date of the batch: 12 April 2012
- Storage condition of test material: In the dark, at room temperature

Results and discussion

Densityopen allclose all
Type:
density
Density:
1 570 kg/m³
Temp.:
21 °C
Remarks on result:
other: mean of 2 determinations
Type:
relative density
Density:
1.57

Any other information on results incl. tables

Calibration
The pressure readings and the calculated volume for the reference and calibration cells are shown in the following table:

Determination

P1

P2

P3

P4

Reference Cell
Volume
(cm3)

Sample Cell
Volume
(cm3)

1

17023

6.447

17.024

8.444

90.589

148.607

2

17.045

6.461

17.350

8.607

90.882

148.877

3

17.019

6.454

17.021

8.444

91.045

149.038

 

Sample
The pressure readings, calculated volumes and density values obtained for the test item are shown in the following table:

Determination

Test

P1
(sample)

P2
(sample)

Volume (cm3)

Density
(kg/m3)

Mean
Density
(kg/m3)

1

A

17.016

7.216

25.5

1.56 x 103

1.57 x 103

B

17.020

7.210

25.2

1.58 x 103

C

17.251

7.307

25.2

1.58 x 103

2

A

17.016

7.140

23.2

1.57 x 103

1.58 x 103

B

17.022

7.136

23.0

1.58 x 103

C

17.018

7.134

23.0

1.58 x 103

 

Applicant's summary and conclusion

Conclusions:
The relative density of PF-6 has been determined to be 1.57 using a gas comparison pycnometer.