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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Density

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015
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
Principles of method if other than guideline:
Anton Paar DMA 4500 Density meter
GLP compliance:
no
Other quality assurance:
other: Test performed under quality system ISO 9001
Type of method:
oscillating densitimeter
Key result
Type:
relative density
Density:
ca. 0.862
Temp.:
20 °C
Remarks on result:
other: Mean density value at 20 °C is 0.8619 g/cm3. The standard deviation is ± 0.0000 g/cm3.

Measured density of the test substance at 20 °C:


- measurement 1: 0.8619 g/cm3


- measurement 2: 0.8619 g/cm3


- measurement 3: 0.8619 g/cm3


- measurement 4: 0.8619 g/cm3


Mean value at 20 °C is 0.8619 g/cm3. The standard deviation is ± 0.0000 g/cm3.

Conclusions:
The relative density of tert-pentyl peroxypivalate, 75 % solution in isododecane is 0.8619 (± 0.0000).
Executive summary:

The relative density of tert-pentyl peroxypivalate, 75 % in isododecane was determined according to EC Regulation No 440/2008, Method A.3, OECD Guideline 109. The relative density of tert-pentyl peroxypivalate, CAS 29240-17-3, 75 % in isododecane at 20 °C is 0.8619 (± 0.0000). Note that the organic peroxide cannot be handled in pure form.

Description of key information

The relative density of tert-pentyl peroxypivalate, 75 % solution in isododecane is 0.8619 (± 0.0000). Note that the organic peroxide cannot be handled in pure form.

Key value for chemical safety assessment

Relative density at 20C:
0.862

Additional information

The relative density of tert-pentyl peroxypivalate, 75 % solution in isododecane is 0.8619 (± 0.0000). Note that the organic peroxide cannot be handled in pure form.