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Physical & Chemical properties

Viscosity

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Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 3104 (Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity)
Version / remarks:
IP 71 method followed
GLP compliance:
no
Type of method:
capillary viscometer (static)
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.488
Conclusions:
The kinematic viscosity of this substance is 0.4879 mm2/s at 40ºC.
Executive summary:

The kinematic viscosity of this substance was determined following the ISO 3104 guideline (method IP71) and was found to be 0.4879 mm2/s at 40ºC.

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 3104 (Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity)
Version / remarks:
IP 71 method followed
GLP compliance:
no
Type of method:
capillary viscometer (static)
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.575
Conclusions:
The kinematic viscosity of this substance is 0.5745 mm2/s at 40ºC
Executive summary:

The kinematic viscosity of this substance was determined following the ISO 3104 guideline (method IP71) and was found to be 0.5745 mm2/s at 40ºC

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 3104 (Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity)
Version / remarks:
IP 71 method followed
GLP compliance:
no
Type of method:
capillary viscometer (static)
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.507
Conclusions:
: The kinematic viscosity of this substance is 0.5067 mm2/s at 40ºC
Executive summary:

The kinematic viscosity of this substance was determined following the ISO 3104 guideline (method IP71) and was found to be 0.5067 mm2/s at 40ºC

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 3104 (Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity)
Version / remarks:
IP 71 method followed
GLP compliance:
no
Type of method:
capillary viscometer (static)
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.556
Conclusions:
The kinematic viscosity of this substance is 0.556 mm2/s at 40ºC
Executive summary:

The kinematic viscosity of this substance was determined following the ISO 3104 guideline (method IP71) and was found to be 0.556 mm2/s at 40ºC

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
08/12/2008 - 08/04/2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP compliant, guideline study, experimental study. No restrictions, fully adequate for assessment
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes
Type of method:
capillary viscometer (static)
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.61
Remarks on result:
other: kinematic viscosity
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.5
Remarks on result:
other: kinematic viscosity
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.44
Remarks on result:
other: dynamic viscosity
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.35
Remarks on result:
other: dynamic viscosity
Conclusions:
The kinematic viscosity of the substance at 20 °C is 0.61 mm2/s (static) and at 40 °C is 0.50 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.44 mPa.s (dynamic) and at 40 °C is 0.35 mPa.s (dynamic).
Executive summary:

The study is GLP compliant and carried out to a standard guideline, therefore the data is considered reliable. The kinematic viscosity of the substance at 20 °C is 0.61 mm2/s (static) and at 40 °C is 0.50 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.44 mPa.s (dynamic) and at 40 °C is 0.35 mPa.s (dynamic).

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06/06/2007 - 16/10/2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP compliant, guideline study, available as unpublished report, no restrictions fully adequate for assessment
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes
Type of method:
other: Kinematic and dynamic
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.55
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.47
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.38
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.32
Conclusions:
The kinematic viscosity of 68476-55-1 at 20 °C is 0.55 mm2/s (static) and at 40 °C is 0.47 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.38 mPa.s (dynamic) and at 40 °C is 0.32 mPa.s (dynamic).
Executive summary:

This study was conducted to a standard guideline and according to GLP and so is considered fully reliable for use as a key study. The kinematic viscosity of 68476-55-1 at 20 °C is 0.55 mm2/s (static) and at 40 °C is 0.47 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.38 mPa.s (dynamic) and at 40 °C is 0.32 mPa.s (dynamic).

Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
23/10/2007 - 04/03/2008
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP compliant,guideline study, available as unpublished report, no restrictions fully adequate for assessment
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
yes
Type of method:
other: Kinematic and dynamic
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.64
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
0.53
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.47
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
0.38
Conclusions:
The kinematic viscosity of the substance at 20 °C is 0.64 mm2/s (static) and at 40 °C is 0.53 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.47 mPa.s (dynamic) and at 40 °C is 0.38 mPa.s (dynamic).
Executive summary:

This study was conducted to a standard guideline and according to GLP and so is considered fully reliable for use as a key study. The kinematic viscosity of the substance at 20 °C is 0.64 mm2/s (static) and at 40 °C is 0.53 mm2/s (static). The dynamic viscosity for the substance at 20 °C is 0.47 mPa.s (dynamic) and at 40 °C is 0.38 mPa.s (dynamic).

Description of key information

The kinematic and dynamic viscosity of three streams in this category range from 0.55-0.64 mm2/s (static) at 20°C, 0.47-0.53 mm2/s (static) at 40°C, 0.38-0.47 mPa/s (dynamic) at 20°C and 0.32-0.38 mPa/s (dynamic) at 40°C.

Key value for chemical safety assessment

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

Additional information

Data from GKA competence centre analytics (2008, 2008 & 2009) are available for three of the streams in this category (64742-49-0: 0.61 mm²/s (static) and 0.44 mPa.s (dynamic) at 20°C and 0.50 mm²/s (static) and 0.35 mPa.s (dynamic) at 40°C, 92128-65-9: 0.64 mm²/s (static) and 0.47 mPa.s (dynamic) at 20°C and 0.53 mm²/s (static) and 0.38 mPa.s (dynamic) at 40°C, 68476-55-1: 0.55 mm²/s (static) and 0.38 mPa.s (dynamic) at 20°C and 0.47 mm²/s (static) at 20°C and 0.32 mPa.s (dynamic) at 40°C). These data will be read across to all category members.

New data areavilable for 4 streams in this category from Intertek (2018):

EC# 295-762-6: 0.556 mm2/s at 40ºC

EC# 270-695-5: 0.5067 mm2/s at 40ºC

EC# 265-151-9: 0.5745 mm2/s at 40ºC

EC# 265-086-6: 0.4879 mm2/s at 40ºC.

 

The mean of the kinematic viscosity values for the category is 0.60 mm²/s (static) at 20°C and this has been used to complete the 'key value for chemical safety assessment'.