2-amino-2-ethylpropanediol

Viscosity

Link to relevant study record(s)

Reference

Reference 1

Endpoint:

viscosity

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

comparable to guideline study with acceptable restrictions

Reason / purpose for cross-reference:

reference to same study

Principles of method if other than guideline:

Brookfield viscometer employing the principle of rotational viscometry - the torque required to turn an object, such as a spindle, in a fluid indicates the viscosity of the fluid.

GLP compliance:

no

Type of method:

rotational viscometer (dynamic)

Temp.:

other: 25.0°C

Parameter:

dynamic viscosity (in mPa s)

Value:

1 200

Remarks on result:

other: reported unit: cp

Temp.:

other: 10.0°C

Parameter:

dynamic viscosity (in mPa s)

Value:

5 430

Remarks on result:

other: reported unit: cp

The following values were obtained for the lots of AEPD-90:

AEPD-90 Lot	Temperature, °C	Viscosity, cp
7L14-DF22	25	1005
	10	4640
7L08-DF22	25	1510
	10	6500
7E21-DF22	25	1090
	10	5160
Average	25	1200
	10	5430

Reference 2

Endpoint:

viscosity

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

comparable to guideline study with acceptable restrictions

Principles of method if other than guideline:

Brookfield viscometer employing the principle of rotational viscometry - the torque required to turn an object, such as a spindle, in a fluid indicates the viscosity of the fluid.

GLP compliance:

not specified

Type of method:

rotational viscometer (dynamic)

Temp.:

other: 100.0°F

Parameter:

dynamic viscosity (in mPa s)

Value:

1 200

Remarks on result:

other: 100 °F = 37.77 °C

Temp.:

other: 150.0°F

Parameter:

dynamic viscosity (in mPa s)

Value:

160

Remarks on result:

other: 150 °F = 65.55 °C

Description of key information

5430 mPa s at 10 °C
1200 mPa s at 25 °C
1200 mPa s at 37.77 °C
160 mPa s at 65.55 °C

Additional information

Brookfield (rotational) viscometer. No guideline followed.