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relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
15 January 2018 to 7 February 2018
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
according to guideline
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
2 October 2012
GLP compliance:
yes (incl. QA statement)
Type of method:
pycnometer method
Specific details on test material used for the study:
Test Item
Appearance: Clear light amber liquid
Purity/Composition: >90%
Test item storage: At room temperature

Additional information
Test Facility test item number: 209077/A
Purity/Composition correction factor: No correction factor required
Test item handling: No specific handling conditions required
Molecular structure: Not indicated
Molecular formula: C63H110O12
Molecular weight: 1059

Test Item Characterization
The Sponsor provided to the Test Facility documentation of the identity, purity, composition, and stability for the test item(s). A Certificate of Analysis or equivalent document was provided to the Test Facility and is presented in Appendix 2.
Key result
ca. 0.97 g/cm³
20 °C
Key result
relative density
ca. 0.97 g/cm³
20 °C

Table 1 shows the determined volume of the pycnometer. The results of the test for the determination of the density of the test item are given inTable 2.

The individual measurements were obtained with a deviation of≤ 0.01 g/cm3. According to the guideline, the density of the test item is given as the mean value.

Table 1          
Volume of the Pycnometer


Test 1

Test 2


Mass empty pycnometer (A)

30.4768 g

30.4751 g

30.4760 g

Mass pycnometer with water (B)

40.1112 g

40.1125 g


Volume of the pycnometer

9.6518 cm3

9.6548 cm3

9.6533 cm3


Table 2          
Density of the Test Item


Test 1

Test 2


Mass pycnometer with test item (C)

39.8321 g

39.8375 g



0.9692 g/cm3

0.9698 g/cm3

0.970 g/cm3

The density and relative density of the test substance was found to be 0.970 g/cm³ at 20 °C.
Executive summary:

In this guideline OECD 109) study, conducted with GLP certification, the [density / relative density] of the test substance (EC 202-935-1) was found to be 0.970 g/cm³ at 20 °C.

Description of key information

Study performed to recognised study guidelines with GLP certification.

Key value for chemical safety assessment

Relative density at 20C:

Additional information