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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Well conducted study according to OECD guideline under Internal management system, certificate of analysis included in the report.
Qualifier:
according to
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
no
Remarks:
Internal management system
Type of method:
rotational viscometer (dynamic)
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
73.4

The rheometer was calibrated at 22-12-2015.

A calibration check was performed prior to the measurement. The estimated accuracy is ± 1%.

Viscosity measurement of REACH test substance, batch 1010519164

 Temperature,°C  RPM  average viscosity,mPa.s
 20°C  0.3  73.6
 20°C  0.6  74.1
 20°C  1.5  73.4
 20°C  3.0  73.4
Conclusions:
The viscosity of 1,1,4,4-tetramethylbutane-1,4-diyl bis(2-ethylperoxyhexanoate) is 73.4 mPa’s at 3.0 rpm (20°C).
Executive summary:

The viscosity of 1,1,4,4-tetramethylbutane-1,4-diyl bis(2-ethylperoxyhexanoate) (CAS 13052-09-0) was determined according to OECD Guideline 114, and in accordance with European Chemicals Agency (ECHA), Guidance on information requirements and chemical safety assessment, Chapter R.7a, Endpoint specific guidance, May 2008.

The viscosity of the test substance is:

 Temperature,°C  RPM  average viscosity,mPa.s
 20°C  0.3  73.6
 20°C  0.6  74.1
 20°C  1.5  73.4
 20°C  3.0  73.4

Description of key information

The dynamic viscosity of 1,1,4,4-tetramethylbutane-1,4-diyl bis(2-ethylperoxyhexanoate) is 73.4 mPa.s (20°C)

Key value for chemical safety assessment

Viscosity:
73.4 mPa · s (dynamic)
at the temperature of:
20 °C

Additional information

The data is supported by:

13052 -09 -0, Viscosity, E. Keijzer, 2016, RS:

The dynamic viscosity of 1,1,4,4-tetramethylbutane-1,4-diyl bis(2-ethylperoxyhexanoate) is 73.4 mPa.s (20°C)