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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2009-11-09 to 2010-02-26
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was conducted according to OECD 114 test guideline, and in compliance with GLP.
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
capillary viscometer (static)
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
111
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
44.1

Results

The viscosity is shown in the table 1:

Table 1: DTO Viscosity

Temperature (°C)

Time (s)

Viscosity (mm2/s)

Mean Viscosity

(mm2/s)

20.0 ± 0.5

20.0 ± 0.5

344

349

110

112

111

40.0 ± 0.5

40.0 ± 0.5

507

509

44.0

44.2

44.1

Conclusions:
A viscosity values of 111 (mm2/s) at 20.0 ± 0.5 and 44.1 (mm2/s) at 40.0 ± 0.5 were determined in a reliable study conducted according to OECD 114, and in compliance with GLP.

Description of key information

Viscosity: 111 mm2/s at 20°C (static), 44.1 mm2/s at 40°C (static) OECD 114.

Key value for chemical safety assessment

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

Additional information

The viscosity of Distilled Tall Oil has been determined in a reliable study as 111 mm2/s and 44.1 mm2/s at 20°C and 40°C respectively.

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