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Diss Factsheets

Physical & Chemical properties

Viscosity

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Link to relevant study record(s)

Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Between 30 August 2016 and 20 January 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
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:
15.83
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
7.96
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
19.47
Remarks on result:
other: calculated using density 1.2297 g/cm³ at 20°C

Run 1: Batch 151, 20°C, k = 0.03046 mm²/s²

Result: 506.35 s / 506.64 s / 504.96 s

Average: 505.98 s

Viscosity: 505.98 s x 0.03046 mm²/s² = 15.41 mm²/s

Run 2: Batch 429, 20°C, k = 0.03046 mm²/s²

Result: 525.44 s / 523.75 s / 523.06 s

Average: 524.08 s

Viscosity: 524.08 s x 0.03046 mm²/s² = 15.96 mm²/s

 

Run 3: Batch 453, 20°C, k = 0.03046 mm²/s²

Result: 521.74 s / 522.54 s / 543.42 s

Average: 529.23 s

Viscosity: 529.23 s x 0.03046 mm²/s² = 16.12 mm²/s

1. Run         15.41 mm²/s

2. Run         15.96 mm²/s

3. Run         16.12 mm²/s

Mean Value 15.83 mm²/s

 

Run 1: Batch 151, 40°C, k = 0.01011 mm²/s²

Result: 773.32 s / 770.01 s / 768.40 s

Average: 770.58 s

Viscosity: 770.58 s x 0.01011 mm²/s² = 7.79 mm²/s

Run 2: Batch 429, 40°C, k = 0.01011 mm²/s²

Result: 791.78 s / 791.93 s

Average: 791.86 s

Viscosity: 791.86 s x 0.01011 mm²/s² = 8.01 mm²/s

Run 3: Batch 453, 40°C, k = 0.01011 mm²/s²

Result: 799.58 s / 799.80 s / 797.72 s

Average: 799.03 s

Viscosity: 799.03 s x 0.01011 mm²/s² = 8.08 mm²/s

 

1. Run         7.79 mm²/s

2. Run         8.01 mm²/s

3. Run         8.08 mm²/s

Mean Value 7.96 mm²/s

Conclusions:
The kinematic viscosity has been determined to be 15.83 +/- 0.372 mm²/s at 20°C and 7.96 +/- 0.432 mm²/s at 40°C

Description of key information

The kinematic viscosity has been determined to be 15.83 +/- 0.372 mm²/s at 20°C and 7.96 +/- 0.432 mm²/s at 40°C

Key value for chemical safety assessment

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

Additional information