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Viscosity

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Reference
Endpoint:
viscosity
Type of information:
experimental study
Adequacy of study:
key study
Study period:
10-05-2017 – 10-05-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Data from experimental study
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:
not specified
Type of method:
capillary viscometer (static)
Specific details on test material used for the study:
- Name of test material: Pentyl formate
- Molecular formula: C6H12O2
- Molecular weight : 276.337 g/mol
- Smiles notation: C(COC=O)CCC
- InChl: 1S/C6H12O2/c1-2-3-4-5-8-6-7/h6H,2-5H2,1H3
- Substance type: Organic
- Physical state: Liquid
Key result
Temp.:
20°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
12.487
Remarks on result:
other: No other data available
Key result
Temp.:
40°C
Parameter:
kinematic viscosity (in mm²/s)
Value:
11.487
Remarks on result:
other: No other data available
Key result
Temp.:
20°C
Parameter:
dynamic viscosity (in mPa s)
Value:
11.601
Remarks on result:
other: No other data available
Key result
Temp.:
40°C
Parameter:
dynamic viscosity (in mPa s)
Value:
10.301
Remarks on result:
other: No other data available
Conclusions:
Kinematic viscosity (experimental) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 12.4872mm²/secand 11.0880mm²/s,respectively.
Dynamic viscosity (calculated) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 11.6006mPa.Sand 10.3007mPa.S, respectively.
Executive summary:

The viscosity determination of Test item Pentyl formate (CAS No. 638 -49 -3 )was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Test item at 20°C and 40°C is 12.4872 mm²/sec and 11.0880 mm²/s, respectively. Dynamic viscosity (calculated) of Test item at 20°C and 40°C is 11.6006 mPa.S and 10.3007 mPa.S, respectively.

Description of key information

Kinematic viscosity (experimental) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 12.4872mm²/secand 11.0880mm²/s, respectively.

Dynamic viscosity (calculated) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 11.6006mPa.Sand 10.3007mPa.S, respectively.

Key value for chemical safety assessment

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

Additional information

Kinematic viscosity (experimental) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 12.4872mm²/secand 11.0880mm²/s, respectively.

Dynamic viscosity (calculated) of Pentyl formate( CAS No. 638-49-3)at 20°C and 40°C is 11.6006mPa.Sand 10.3007mPa.S, respectively.