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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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:
2014-12-18
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:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
capillary viscometer (static)
Remarks:
Ubbelohde
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
10.74

Temperature

Measurement at 20°C

1st run

359.61

2nd run

359.59

3rd run

359.63

4th run

359.60

5th run

359.59

Mean value of flow time [s]

359.604

Hagenbach correction [s]

0.013

Corrected flow time [s]

359.591

Viscometer constant [mm2/s]

0.02986

Kinematic viscosity [mm2/s]

10.737

Conclusions:
A kinematic viscosity value of 10.74 mm2/s at 20°C was determined for the substance using a relevant test method. The result is considered reliable.

Description of key information

Kinematic viscosity: 10.74 mm2/s at 20°C (OECD 114)

Key value for chemical safety assessment

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

Additional information

A kinematic viscosity value of 10.74 mm2/s at 20°C was determined for the submission substance using a capillary method in accordance with a relevant test method and in compliance with a known quality system (ISO 17025). The result is considered to be reliable and is selected as key study.


 


In a secondary source to which reliability could not be assigned, a dynamic viscosity value of approximately 12 mPa.s at 20°C was reported for the substance.