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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
23 September - 16 November 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes
Type of method:
rotational viscometer (dynamic)
Standard covering the apparatus used:
A rotational viscometry technique was employed using a Brookfield DV-I+ rotational viscometer.
Specific details on test material used for the study:
- Analytical purity: 94.55 %
- Expiration date: 31 December 2017
- Storage condition: at room temperature
Key result
Temp.:
20°C
Parameter:
other: cP
Value:
4.965
Remarks on result:
other: The viscosity reported is the mean of 2 measurements.
Key result
Temp.:
40°C
Parameter:
other: cP
Value:
471
Remarks on result:
other: The viscosity reported is the mean of 2 measurements.

Individual tests revealed at 20°C: 4.950 cP and 4.979 cP and at 40°C: 471.7 cP and 470.2 cP.

Conclusions:
The viscosity of the substance was determined to be 4.965 cP and 471.0 cP at 20°C and 40°C, respectively.

Description of key information

Based on a GLP study (K1, Foster, 2016) according to the OECD 114 guideline, the viscosity of the test substance at 20°C at 40°C equals 4965 cP and 471 cP respectively.

Key value for chemical safety assessment

Viscosity:
4 965 mPa · s (dynamic)
at the temperature of:
20 °C

Additional information