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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:
January 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Version / remarks:
2 October 2012
Deviations:
no
GLP compliance:
no
Other quality assurance:
other: ISO 9001:2008
Type of method:
capillary viscometer (static)
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
10.03
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
5.53
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
13.2
Remarks on result:
other: calculated with density of 1.319 g/cm³

Run 1: Batch 025, 20°C, k = 0.01008 mm²/s²

Result: 992.09 s / 991.57 s / 990.08 s

Average: 991.25 s

Viscosity: 991.25 s x 0.01008 mm²/s² = 9.99 mm²/s

 

Run 2: Batch 391, 20°C, k = 0.01008 mm²/s²

Result: 955.56 s / 953.67 s / 953.12 s

Average: 954.12 s

Viscosity: 954.12 s x 0.01008 mm²/s² = 9.62 mm²/s

 

Run 3: Batch 409, 20°C, k = 0.03046 mm²/s²

Result: 344.78 s / 343.25 s / 344.32 s

Average: 344.12 s

Viscosity: 344.12 s x 0.03046 mm²/s² = 10.48 mm²/s

 

1. Run           9.99 mm²/s

2. Run           9.62 mm²/s

3. Run         10.48 mm²/s

Mean Value 10.03 mm²/s

 

 

 

Run 1: Batch 025, 40°C, k = 0.004847 mm²/s²

Result: 1,137.93 s / 1,141.33 s

Average: 1,139.63 s

Viscosity: 1,139.63 s x 0.004847 mm²/s² = 5.52 mm²/s

 

Run 2: Batch 391, 40°C, k = 0.01008 mm²/s²

Result: 531.40 s / 530.20 s / 529.98 s

Average: 530.53 s

Viscosity: 530.53 s x 0.01008 mm²/s² = 5.35 mm²/s

 

Run 3: Batch 409, 40°C, k = 0.03046 mm²/s²

Result: 188.15 s / 188.07 s / 187.96 s

Average: 188.06 s

Viscosity: 188.06 s x 0.03046 mm²/s² = 5.73 mm²/s

 

1. Run         5.52 mm²/s

2. Run         5.35 mm²/s

3. Run         5.72 mm²/s

Mean Value 5.53 mm²/s

 

Conclusions:
The kinematic viscosity has been determined to be 10.03+/-0.352 mm²/s at 20°C
The kinematic viscosity has been determined to be 5.53+/-0.151 mm²/s at 40°C

Description of key information

The kinematic viscosity has been determined to be 10.03+/-0.352 mm²/s at 20°C

The kinematic viscosity has been determined to be  5.53+/-0.151 mm²/s at 40°C

Key value for chemical safety assessment

Viscosity:
10.03 mm²/s (static)
at the temperature of:
20 °C

Additional information