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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
Study period:
11th October, 2011
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Deviations:
no
GLP compliance:
not specified
Type of method:
rotational viscometer (dynamic)
Specific details on test material used for the study:
Batch # 7705878
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
329
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
138

 System check (20 °C)    Spindle no. 3/63
 Date: 2016 -03 -24  value  unit
 Rotation speed  30  rpm
 Reference oil, certified  3180  mPa*s
 Reference oil, measurement  3120  mPa.s

 Sample measurement (20 °C)    Spindle no. 61
 Rotation speed  Torque  Viscosity
 (rpm)  (%)  (mPa*s)
 2.5  14  327
 4  22  328
 5  27  326
 10  55  328
 10  55  329
 5  28  329
 4  22  331
 2.5  14  332
 Dynamic viscosity (average)    329

 Sample measurement (40 °C)    Spindle no. 00
 Rotation speed  Torque  Viscosity
 (rpm)  (%)  (mPa*s)
 1  23  141
 2  46  137
 2.5  57  137
 4  90  136
 4  90  136
 2.5  57  137
 2  46  137
 1  23  140
 Dynamic viscosity average    138
Conclusions:
The dynamic viscosity of the test item was determined to be 329 mPa*s at 20 °C and 138 mPa*s at 40 °C.
Executive summary:

The dynamic viscosity of the test item was determined using OECD TG 114 (rotating disk method). The dynamic viscosity of the test item was determined to be 329 mPa*s at 20 °C and 138 mPa*s at 40 °C.

Description of key information

The dynamic viscosity of the test item was determined to be 329 mPa*s at 20°C and 138 mPa*s at 40°C.

Key value for chemical safety assessment

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

Additional information

The dynamic viscosity of the test item was determined using OECD TG 114 (rotating disk method). The dynamic viscosity of the test item was determined to be 329 mPa*s at 20°C and 138 mPa*s at 40°C.