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Density

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Reference
Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
25-06-2018 to 29-06-2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study performed under GLP. All relevant validity criteria were met.
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
inspected: July 2017 ; signature: November 2017
Type of method:
pycnometer method
Type:
relative density
Density:
0.847 other: dimensionless
Temp.:
20 °C
Remarks on result:
other: mean relative density (n=2); Temperature: ± 0.5°C
Type:
density
Density:
850 kg/m³
Temp.:
20 °C
Remarks on result:
other: mean density (n=2); Temperature: ± 0.5°C

Table 1.0 – Pycnometer method determinations

Measurement

Determination

1

2

Mass of pycnometer (g)

17.6547

17.5966

Mass of pycnometer and purified water at 20.0 °C (g)

27.9216

28.1250

Mass of pycnometer and test item at 20.0 °C (g)

26.3921

26.5758

Density of water at 20.0 °C (kg/m3)

998.12

998.12

Density (kg/m3)

849

851

Relative density

0.849

0.851

 

Mean density: 850 kg/m3
Mean relative density: 0.850

Temperature: 20.0 ± 0.5 °C

Conclusions:
The density of the test item has been determined to be 850 kg/m^3 at 20 ± 0.5 °C using the pycnometer method.
Executive summary:

The density was determined according to EU Method A.3 and OECD TG 109 using the pycnometer method under GLP. The mean density (n=2) of the test item has been determined to be 850 kg/m^3 at 20 ± 0.5 °C. The relative density was 0.850.

Description of key information

Relative Density: 0.850 at 20 ± 0.5 °C, EU Method A.3 pycnometer method, 2018

Key value for chemical safety assessment

Relative density at 20C:
0.85

Additional information

Key study : EU Method A.3, 2018 : The density was determined according to EU Method A.3 and OECD TG 109 using the pycnometer method under GLP. The mean density (n=2) of the test item has been determined to be 850 kg/m^3 at 20 ± 0.5 °C. The relative density was 0.850.

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