Registration Dossier

Physical & Chemical properties

Density

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06 Jun 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
Version / remarks:
adopted in 2008
Deviations:
no
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
adopted in 1995
Deviations:
no
GLP compliance:
no
Type of method:
air comparison pycnometer (for solids)
Specific details on test material used for the study:
Storage conditions: ambient temperature (10 to 30 °C)
Type:
relative density
Density:
1.57 other: dimensionless
Temp.:
20 °C

Results
Measurement chamber with a volume of Vc= 7.9970 cm3 and an expansion chamber with a volume of Vr= 6.1927 cm3 were used. Two test series with different weights were done at a temperature of 20 °C. Results are show in Tables 1 and 2.

Table 1 – 1st Test Series results

Weight: 2.0177 g

P1[psi]

P2[psi]

Volume [cm3]

DensityρPR[g.cm-3]

1stmeasurement

19.567

10.181

1.2797

1.5767

2ndmeasurement

19.589

10.192

1.2803

1.5760

3rdmeasurement

19.547

10.171

1.2791

1.5774

Mean

1.2797

1.5767

 

Table 2 – 2nd Test Series results

Weight: 1.7819 g

P1[psi]

P2[psi]

Volume [cm3]

DensityρPR[g.cm-3]

1stmeasurement

19.536

10.265

1.1403

1.5627

2ndmeasurement

19.568

10.281

1.1414

1.5611

3rdmeasurement

19.565

10.280

1.1406

1.5623

Mean

1.1408

1.5620

 

Mean density ρPR for the two test series is 1.57 g/cm3. Relative density (compared to water at 4 °C) is:

D4R= 1.57 ± 0.01

 

Description of key information

Relative density: 1.57 at 20 °C (OECD 109, air comparison pycnometer)

Key value for chemical safety assessment

Relative density at 20C:
1.57

Additional information