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Physical & Chemical properties

Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard OECD test guidelines
Qualifier:
according to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Principles of method if other than guideline:
The flow of test item under gravity through a capillary using Redwood Viscometer No. 1
GLP compliance:
no
Type of method:
other: Redwood Viscometer No. -1
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
31.86
Remarks on result:
other: No other detail available
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
23.79
Remarks on result:
other: No other detail available
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
35.78
Remarks on result:
other: No other detail available
Key result
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
26.72
Remarks on result:
other: No other detail available

TEST DESCRIPTION

Method Details

Observations

Remarks if, any

Temperature at which the testing is done

20°C and 40°C

 

 

Observations

Time taken to fill 50ml flask at

20°C in ‘Sec’ (Mean Value)

129 sec

 

Time taken to fill 50ml at 40°C

flask in ‘Sec’ (Mean Value)

96.33 sec

 

Density of fluid in gm/cc

1.123 gm/cc

 

Conclusions:
Kinematic viscosity (experimental) of test chemical at 20°C and 40°C is 31.86mm²/secand 23.79mm²/s,respectively.
Dynamic viscosity (calculated) of test chemical at 20°C and 40°C is 35.78mPa.Sand 26.72mPa.S, respectively.
Executive summary:

The viscosity determination of test item was done as per the test guideline OECD 114 using Redwood Visco meter No.1. Kinematic viscosity (experimental) of test item at 20°C and 40°C is 31.86 mm²/sec and 23.79 mm²/s,respectiv ely. Dynamic viscosity (calculated) of test item at 20°C and 40°C is 35.78 mPa.S and 26.72 mPa.S, respectively.

Description of key information

Kinematic viscosity (experimental) of test chemicalat 20°C and 40°C is 31.86mm²/secand 23.79mm²/s,respectively.

Dynamic viscosity (calculated) of test chemical at 20°C and 40°C is 35.78mPa.S and 26.72mPa.S, respectively.

Key value for chemical safety assessment

Viscosity:
26.72 mPa · s (dynamic)
at the temperature of:
40 °C

Additional information

The viscosity determination of test item was done as per the test guideline OECD 114 using Redwood Visco meter No.1. Kinematic viscosity (experimental) of test item at 20°C and 40°C is 31.86 mm²/sec and 23.79 mm²/s,respectively. Dynamic viscosity (calculated) of test item at 20°C and 40°C is 35.78 mPa.S and 26.72 mPa.S, respectively.