Ethyltris(2-hydroxyethyl)ammonium ethyl sulphate

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

no

Qualifier:

equivalent or similar to guideline

Guideline:

EU Method A.3 (Relative Density)

Deviations:

no

GLP compliance:

no

Type of method:

oscillating densitimeter

Specific details on test material used for the study:

Name: Ethyltris(2-hydroxyethyl)ammonium ethyl sulphate
Product Description: Triethanolamine DES Quat
CAS No.: 31774-90-0
Physical state: colourless to yellow viscous liquid at 20 °C
Batch No.: PFS-755-175
Re-certification date of batch: 21 April 2018
Purity: 100 % (UVCB, water content 0.33 % (w/w))
pH, 5% in water 7.85
Acid Value , mg KOH/g 38.45
Moisture, % 0.33
Total Amine, mg/g 33.10
Viscosity,cps, #4@60,25C 1580
Stability: stable under test conditions
Storage condition of test material: Room temperature, protected from light

Key result

Type:

relative density

Density:

1.258 other: dimensionless

Temp.:

20 °C

Results

Environmental conditions:

Temperature: 20.0 °C

Atmospheric pressure: 1011 hPa

Densities of standards (literature*):

Density of water at 20 °C: 0.99820 g/cm3

Density of water at 4 °C: 0.99997 g/cm3

Density of air at 20 °C: 0.0012 g/cm3

* CRC Handbook of Chemistry and Physics 66th Edition (1985 -1986), F-4

Density measurement of test item at 20 °C:

Determination	Density [g/cm3]	Relative density D^204	Relative density D^204 average
1	1.257485	1.257520	1.2575
2	1.257468	1.257503	-
3	1.257463	1.257498	-

Conclusions:

The relative density of the test item was determined at 20 °C by using the oscillating densitimeter method according to OECD 109 guideline. The relative density of the test item was determined to 1.258.

Executive summary:

The relative density of the test item was determined at 20 °C by using the oscillating densitimeter method according to OECD 109 guideline. The relative density of the test item was determined to 1.258.

Description of key information

The relative density of the test item was determined at 20 °C by using the oscillating densitimeter method according to OECD 109 guideline. The relative density of the test item was determined to 1.257.

Key value for chemical safety assessment

Relative density at 20C:

1.257