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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:
12 Sep 2018 - 26 Oct 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
GLP compliance:
yes
Type of method:
pycnometer method
Specific details on test material used for the study:
Batch (Lot) Number: V046812101
Expiry date: 26 April 2019 (expiry date)
Physical Description: Clear colourless liquid
Purity/Composition: See Certificate of Analysis
Storage Conditions: At room temperature
Type:
relative density
Density:
1.03 g/cm³
Temp.:
20 °C
Type:
density
Density:
1.03 g/cm³
Temp.:
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 in Table 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

Mean

Mass empty pycnometer (A)

30.4731 g

30.4731 g

30.4731 g

Mass pycnometer with water (B)

40.1093 g

40.1089 g

 

Volume of the pycnometer

9.6536 cm3

9.6532 cm3

9.6534 cm3

 

Table 2        
Density of the Test Item

 

Test 1

Test 2

Mean

Mass pycnometer with test item (C)

40.4049 g

40.4019 g

 

Density

1.029 g/cm3

1.029 g/cm3

1.03 g/cm3

Conclusions:
From experimental results the density of the substance is 1.03 g/cm3.
Executive summary:

A pycnometer was used for the determination of the density and relative density of the test item.

The density of the test item at 20ºC was 1.03 g/cm3(1.03 x 103kg/m3).

The relative density was 1.03.

Description of key information

Density: Reaction Mass of 1-isopropyl-2,2 dimethyltrimethylene diisobutyrate and 3-benzoyloxy-2,2,4-trimethyl pentyl isobutyrate and 2,2,4-trimethylpentane-1,3-diyl dibenzoate

(OECD 109): 1.03 g/cm3

Key value for chemical safety assessment

Relative density at 20C:
1.03

Additional information

A pycnometer was used for the determination of the density and relative density of Reaction Mass of 1-isopropyl-2,2 dimethyltrimethylene diisobutyrate and 3-benzoyloxy-2,2,4-trimethyl pentyl isobutyrate and 2,2,4-trimethylpentane-1,3-diyl dibenzoate. The density of the test item at 20ºC was 1.03 g/cm3(1.03 x 103kg/m3).

The relative density was 1.03.