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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:
2019
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
no
Type of method:
air comparison pycnometer (for solids)
Key result
Type:
relative density
Density:
1.26
Temp.:
20 °C

Two test series were performed at 20.0 °C and 20.1 °C. Results of the two tests:

Measurement

Density ρ20/ g·cm-3

1smeasurement

1.2644

2ndmeasurement

1.2649

Mean

1.2647

 

 

Mean density ρPRfor the two test series:1.26 g/cm3

 

The relative density of the test item at 20 °C (compared with water at 4 °C) was determined to be D4R=1.26

Conclusions:
The relative density of the test item at 20 °C (compared with water at 4 °C) was determined to be D4R=1.26.
Executive summary:

A study was performed in accordance with Commission Regulation (EC) No. 440/2008, method A.3 and OECD TG 109 by using the gas comparison pycnometer at 20 °C. Two tests were performed and the density of the test item was determined. The relative density of the test item was determined to be D420= 1.26.

Description of key information

The relative density of the test item at 20 °C (compared with water at 4 °C) was determined to be 1.26.

Key value for chemical safety assessment

Relative density at 20C:
1.26

Additional information

A study was performed in accordance with Commission Regulation (EC) No. 440/2008, method A.3 and OECD TG 109 by using the gas comparison pycnometer at20 °C. Two tests were performed and the density of the test item was determined. The relative density of the test item was determined to be D420= 1.26.