Registration Dossier

Physical & Chemical properties

Density

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Administrative data

Endpoint:
density
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report Date:
2016

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Qualifier:
according to
Guideline:
EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
GLP compliance:
yes
Type of method:
pycnometer method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Name of test material (as cited in study report): Ethyl Ascorbic acid
Physical state: White to very pale yellow crystalline powder
Test item storage: In freezer (≤ -15°C) desiccated
Stability: Stable under storage conditions until 21 April 2018 (retest date)

Results and discussion

Density
Type:
density
Density:
1.47 g/cm³
Temp.:
20 °C

Any other information on results incl. tables

Results

The results of the tests on the determination of the density of the test item are given in the table. The individual measurements were obtained with an accuracy of < 0.02 g/cm3. According to the guideline, the density of the test item is given as the mean value.

 

Density (g/cm3)

Test 1

1.466

Test 2

1.466

Mean

1.47

 

Conclusion

A gas comparison stereopycnometer was used for the determination of the density and relative density of Ethyl Ascorbic acid.

The density of the test item at 20°C was 1.47 g/cm3(1.47E+03 kg/m3).

The relative density was 1.47.

Applicant's summary and conclusion