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Diss Factsheets

Physical & Chemical properties

Viscosity

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2011-07-20
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Remarks:
The study was conducted in accordance with an appropriate test method and in compliance with a known quality system (ISO 9001:2008).
Qualifier:
according to guideline
Guideline:
DIN 51562 Part 1 (Viscometry - Measurement of kinematic viscosity by means of the Ubbelohde viscometer - Part 1: Viscometer specification and measurement procedure)
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:
0.836

Results:

Test 1:

Capillary tube: 0

Correction factor: 0.001056

Measured time (s)

Mean value (s)

791.4

789.8

792.6

791.3

Calculation

Viscosity (mm2/s)

Time (mean value) x correction factor = viscosity

0.8356

 

Test 2:

Capillary tube: 0 c

Correction factor: 0.003131

Measured time (s)

Mean value (s)

267.2

267.4

266.9

267.1

 

Calculation

Viscosity (mm2/s)

Time (mean value) x correction factor = viscosity

0.8366

 

Mean value: Viscosity at 20°C (mm2/s) = 0.8361

Conclusions:
A static viscosity value of 0.8361 mm²/s at 20°C was determined for the substance using a relevant test method. The result is considered to be reliable.

Description of key information

Viscosity: 0.8361 mm2/s at 20°C (DIN 51562)

Key value for chemical safety assessment

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

Additional information

A measured kinematic viscosity value of 0.8361 mm²/s at 20°C was determined for the registered substance using a relevant test method and in compliance with a known quality system (ISO 9001:2008). The result is considered to be reliable.