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Physical & Chemical properties

Viscosity

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Administrative data

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2012-04-23
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Significant methodological deficiences

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
yes
Remarks:
, The guideline specify viscosity should be determined at 40 °C.
Qualifier:
equivalent or similar to guideline
Guideline:
EPA OPPTS 830.7100 (Viscosity)
Deviations:
yes
Remarks:
, The Viscosity was determined at 45 °C in stead of 20 °C and 40 °C: The guidelines specify that the determination of viscosity should be performed at a temperature of 20 °C and at one other temperature approximately 20 °C higher
GLP compliance:
no
Type of method:
rotational viscometer (dynamic)

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium 2-ethylhexanoate
EC Number:
221-625-7
EC Name:
Potassium 2-ethylhexanoate
Cas Number:
3164-85-0
Molecular formula:
C8H15O2.K
IUPAC Name:
potassium 2-ethylhexanoate
Test material form:
liquid: viscous

Results and discussion

Viscosityopen allclose all
Temp.:
other: 45.0°C
Parameter:
dynamic viscosity (in mPa s)
Value:
>= 650 - <= 2 400
Remarks on result:
other: at a shear rate of 20 1/s
Temp.:
other: 45.0°C
Parameter:
dynamic viscosity (in mPa s)
Value:
>= 660 - <= 1 110
Remarks on result:
other: at a shear rate of 50 1/s

Any other information on results incl. tables

The results were presented only in graph form without individual and mean values.

Applicant's summary and conclusion

Conclusions:
The test item has a dynamic viscosity of 650-2400 mPa*s at 45 °C and a shear rate of 20 1/s
The test item has a dynamic viscosity of 660-1110 mPa*s at 45 °C and a shear rate of 50 1/s