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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental Starting Date: 12 March 2015; Experimental Completion Date: 19 March 2015
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study
Qualifier:
according to
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
capillary viscometer (static)
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
3.91
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
2.43

Calibration Check:

The results are shown in the following table:

U-tube

Viscometer

Determination

Temperature (ºC)

Time

(s)

Viscosity
(mm2/s)

Mean
Experimental Viscosity (mm2/s)

Certified Viscosity Standard Value
(mm2/s)

Size B

A

25.0 ± 0.5

513

4.88

4.88

4.92

B

513

4.88

Size A

C

25.0 ± 0.5

1758

4.97

4.97

4.92

D

1759

4.97

Both viscometers were considered valid for use, since the experimental values of viscosity for the viscosity standard were within ± 4% of the certified value.

Test Item Measurements:

The results are shown in the following table:

U-tube

Viscometer

Determination

Temperature (ºC)

Time

(s)

Viscosity

(mm2/s)

Mean Viscosity

(mm2/s)

Size B

A

20.0 ± 0.5

411

3.91

3.91

B

411

3.91

Size A

C

40.0 ± 0.5

860

2.43

2.43

D

858

2.43

 

Conclusions:
The viscosity of the test item has been determined at 20.0 ºC and 40.0 ºC. The results are as follows:
Viscosity at 20.0ºC: 3.91 mm2/s
Viscosity at 40.0ºC: 2.43 mm2/s
Executive summary:

The viscosity of Cis-hex-3-en-1-ol (LFA)was determined using a capillary viscometer method, procedure designed to be compatible with Method 114 of the OECD Guidelines for Testing of Chemicals, 02 October 2012. The results are summarized in the following table:

Temperature (ºC)

Viscosity (mm2/s)

20.0 ± 0.5

3.91

40.0 ± 0.5

2.43

Description of key information

Viscosity at 20.0ºC: 3.91 mm2/s

Viscosity at 40.0ºC: 2.43 mm2/s

Key value for chemical safety assessment

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

Additional information

The viscosity of Cis-hex-3-en-1-ol (LFA) was determined using a capillary viscometer method, procedure designed to be compatible with Method 114 of the OECD Guidelines for Testing of Chemicals, 02 October 2012. The results are:

Viscosity at 20.0ºC: 3.91 mm2/s

Viscosity at 40.0ºC: 2.43 mm2/s