4-Nonylphenol, branched, ethoxylated

Viscosity

Link to relevant study record(s)

Reference

Endpoint:

viscosity

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017-01-20 – 2017-01-20

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Justification for type of information:

Experimental result performed using standard methods of analysis

Qualifier:

according to guideline

Guideline:

OECD Test Guideline 114 (Viscosity of Liquids)

Principles of method if other than guideline:

Measurement of resistance to flow using Redwood Viscometer No. 1.

GLP compliance:

no

Type of method:

other: Redwood Viscometer No. 1

Specific details on test material used for the study:

- Name of test material (as cited in study report): Nonylphenol ethoxylates
- Molecular formula : C17H28O2
- Molecular weight : 264.409 g/mol
- Substance type:Organic
- Physical state: Liquid

Temp.:

20°C

Parameter:

dynamic viscosity (in mPa s)

Value:

31.29

Temp.:

40°C

Parameter:

dynamic viscosity (in mPa s)

Value:

24.6

Temp.:

20°C

Parameter:

kinematic viscosity (in mm²/s)

Value:

30.03

Temp.:

40°C

Parameter:

kinematic viscosity (in mm²/s)

Value:

23.61

Method Details	Observations	Remarks if, any
Guideline	OECD 114
Method of measurement	Redwood Viscometer No. -1
Principle of method	The flow of chemical under gravity through a capillary using Redwood Viscometer No. 1
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)	121.6 sec
	Time taken to fill 50ml at 40°C flask in ‘Sec’ (Mean Value)	95.6 sec
	Density of fluid in gm/cc	1.042 gm/cc

Conclusions:

The viscosity determination of substance Nonylphenol ethoxylates (CAS No. 127087-87-0 ) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Nonylphenol ethoxylates at 20°C and 40°C is 30.03 mm²/sec and 23.61 mm²/s, respectively. Dynamic viscosity (calculated) of Nonylphenol ethoxylates at 20°C and 40°C is 31.29 mPa.S and 24.60 mPa.S, respectively

Executive summary:

The viscosity determination of substance Nonylphenol ethoxylates (CAS No. 127087-87-0 ) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Nonylphenol ethoxylates at 20°C and 40°C is 30.03 mm²/sec and 23.61 mm²/s, respectively. Dynamic viscosity (calculated) of  Nonylphenol ethoxylates at 20°C and 40°C is 31.29 mPa.S and 24.60 mPa.S, respectively

Description of key information

The viscosity determination of substance Nonylphenol ethoxylates (CAS No. 127087-87-0 ) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Nonylphenol ethoxylates at 20°C and 40°C is 30.03 mm²/sec and 23.61 mm²/s, respectively. Dynamic viscosity (calculated) of  Nonylphenol ethoxylates at 20°C and 40°C is 31.29 mPa.S and 24.60 mPa.S, respectively

Key value for chemical safety assessment

Viscosity:

31.29 mPa · s (dynamic)

at the temperature of:

20 °C

Additional information

The viscosity determination of substance Nonylphenol ethoxylates (CAS No. 127087-87-0 ) was done as per the test guideline OECD 114 using Redwood Viscometer No. 1. Kinematic viscosity (experimental) of Nonylphenol ethoxylates at 20°C and 40°C is 30.03 mm²/sec and 23.61 mm²/s, respectively. Dynamic viscosity (calculated) of  Nonylphenol ethoxylates at 20°C and 40°C is 31.29 mPa.S and 24.60 mPa.S, respectively