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Physical & Chemical properties

Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
The study was conducted between 26 March 2019 and 27 March 2019
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
Qualifier:
according to guideline
Guideline:
other: CIPAC MT 22
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
other: reverse flow viscometer
Standard covering the apparatus used:
Apparatus:
Viscometer: Reverse flow, Poulten Selfe and Lee Ltd.
size 2, calibration constant = 0.01037 (mm2/s)/s
Specific details on test material used for the study:
Identity: VEEA
Batch: 8K15
Purity: 99.6% w/w
Physical state / Appearance: Clear, colourless liquid
Expiry date: 15 November 2019
Storage conditions: Refrigerated (2 to 8°C), dark
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
3.79
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
2.25
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
3.96
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
2.35

Results:

Test temperature (°C)

Viscometer size

Time of flow (s)

Viscosity

Kinematic (mm2/s)

Dynamic (mPa.s)

20

2

366.6

3.802

3.976

364.8

3.783

3.956

364.4

3.779

3.952

40

2

217.6

2.257

2.360

216.4

2.244

2.347

217.0

2.250

2.353

Conclusions:
The kinematic viscosity of VEEA was found to be 3.79 mm2/s at 20°C and 2.25 mm2/s at 40°C.
The dynamic viscosity of VEEA was found to be 3.96 mPa.s at 20°C and 2.35 mPa.s at 40°C.
Executive summary:

The purpose of this study was to evaluate the viscosity of the test item, VEEA.

The kinematic viscosity of VEEA was found to be 3.79 mm2/s at 20°C and 2.25 mm2/s at 40°C.

The dynamic viscosity of VEEA was found to be 3.96 mPa.s at 20°C and 2.35 mPa.s at 40°C.

Description of key information

The viscosity of the test item, VEEA, was determined in triplicate at 20°C and 40°C using a reverse flow viscometer.

The kinematic viscosity of VEEA was found to be 3.79 mm2/s at 20°C and 2.25 mm2/s at 40°C.

The dynamic viscosity of VEEA was found to be 3.96 mPa.s at 20°C and 2.35 mPa.s at 40°C.

Key value for chemical safety assessment

Viscosity:
2.25 mm²/s (static)
at the temperature of:
40 °C

Additional information