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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:
18 June 2012 to 20 August 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was well conducted in accordance with OECD 114, US EPA OPPTS 830.7100, ISO 3104 and ASTM D 445-09 guidelines as well as in compliance with GLP.
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7100 (Viscosity)
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: International Organization for Standardization (ISO), ISO 3104: "Petroleum Products - Transparent and Opaque Liquids - Determination of Kinematic Viscosity and Calculation of Dynamic Viscosity", 1994.
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: ASTM International, ASTM D 445-09: "Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)", July 1, 2009.
Deviations:
no
GLP compliance:
yes
Remarks:
OECD GLP
Type of method:
other: glass capillary viscometer
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
281.4
Temp.:
other: 60.0°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
93.1

The results for the kinematic viscosity of the test substance at 40°C and 60°C are given in the below Table.

Table: Viscosity of the test substance

Temperature
[°C]

Test

Calibration constant
[(mm2/s)/s]

Flow time
[s]

Kinematic viscosity
[mm2/s]

Mean
[mm2/s]

 

 

 

 

 

 

40

I

0.4619

607.4

280.6

281.4

 

II

0.4619

611.0

282.2

 

 

 

 

 

 

 

60

I

0.09729

958.1

93.2

93.1

 

II

0.09729

955.6

93.0

 

 

 

 

 

 

 

Conclusions:
Under the conditions of the study, the kinematic viscosity of the test substance was determined to be 281.4 mm2/s at 40°C and 93.1 mm2/s at 60°C.
Executive summary:

A study was conducted to determine the viscosity of the test substance amides, C12, N,N-bis(2-hydroxyethyl) using glass capillary viscometer according to OECD 114, US EPA OPPTS 830.7100, ISO 3104 and ASTM D 445-09 guidelines. Under the conditions of the study, the viscosity of the test substance was determined to be 281.4 mm2/s at 40°C and 93.1 mm2/s at 60°C.

Description of key information

The viscosity was determined using a glass capillary viscometer according to OECD Guideline 114, US EPA OPPTS 830.7100 guidelines, ISO Method 3104 and ASTM Method D 445-09 (Baltussen, 2012).

Key value for chemical safety assessment

Viscosity:
281.4 mPa · s (dynamic)
at the temperature of:
20 °C

Additional information