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EC number: 222-884-9 | CAS number: 3648-20-2
Viscosity
Administrative data
Link to relevant study record(s)
- Endpoint:
- viscosity
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 15 October 2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Remarks:
- Test method according to OECD Guideline 114. GLP study.
- Qualifier:
- according to guideline
- Guideline:
- OECD Test Guideline 114 (Viscosity of Liquids)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- ISO 3104 (Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- capillary viscometer (static)
- Key result
- Temp.:
- 20°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 68.8
- Key result
- Temp.:
- 40°C
- Parameter:
- kinematic viscosity (in mm²/s)
- Value:
- 27.4
- Conclusions:
- The determined average kinematic viscosity of the tested material is 68.8 mm2/s at 20ºC and 27.4 mm2/s at 40ºC.
- Executive summary:
The determination of viscosity of test item was performed according to OECD Guideline 114 and ISO 3014, using Ubbelohde capillary viscometer to measure the kinematic viscosity. The experiment was conducted in two replications at 20ºC and 40ºC. The determined average kinematic viscosity of the test item was 68.8 mm2/s at 20ºC and 27.4 mm2/s at 40ºC.
Reference
Table 1: The results of viscosity determination
Test No. |
Test |
Flow time t |
The difference of |
Viscosity ν |
The difference |
[ºC] |
[ s ] |
[ % ] |
[mm2/s] |
[ % ] |
|
1. |
20 |
640.05 |
0.10 |
68.7414 |
0.05 |
2. |
20 |
640.67 |
68.8080 |
0.05 |
|
|
|
|
Average |
68.7747 |
- |
1. |
40 |
255.35 |
0.05 |
27.4246 |
0.03 |
2. |
40 |
255.22 |
27.4146 |
0.03 |
|
|
|
|
Average |
27.4176 |
- |
Description of key information
Key study: OECD Guideline 114. GLP study: The determined average kinematic viscosity of the tested material is 68.8 mm2/s at 20ºC and 27.4 mm2/s at 40ºC.
Key value for chemical safety assessment
- Viscosity:
- 68.8 mm²/s (static)
- at the temperature of:
- 20 °C
Additional information
Key study: The determination of viscosity of test item was performed according to OECD Guideline 114 and ISO 3014, using Ubbelohde capillary viscometer to measure the kinematic viscosity. The experiment was conducted in two replications at 20ºC and 40ºC. The determined average kinematic viscosity of the test item was 68.8 mm2/s at 20ºC and 27.4 mm2/s at 40ºC.
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