Hexadecyltrimethylammonium toluene-p-sulphonate

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Type of information:

experimental study

Adequacy of study:

key study

Study period:

10-8-2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

comparable to guideline study

Qualifier:

equivalent or similar to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

not specified

Principles of method if other than guideline:

Equipment Type: Brand 100:1ml measureing cylinder (height=240mm, internal diameter=26mm)
VWR LA 214i balance

Method Description:
1. Record initial mass of 100ml solid (as settled but with gentle movement to settle the solid)
2. Tap the cylinder 10 times and allow to settle
3. Top up cylinder to 100ml then repeat taps and settle until consistent volume or max 100 taps
4. Record final ass of 100ml solid

GLP compliance:

not specified

Type of method:

buoyancy method

Specific details on test material used for the study:

Sample Name: CETATS
Batch no: 99D1100U
Date of manufacture: 24/4/2017
Sample Purity: 100.3%
Date of analysis: 12/6/2017

Key result

Type:

density

Remarks:

Temperature was not recorded, test was conducted at room temperature

Density:

>= 0.328 - <= 0.49 other: g/ml

Temp.:

20 °C

Conclusions:

CETATS is a fine white powder with density of 0.490 g/ml according to the laboratory test described.

Description of key information

CETATS is a fine white powder with density of 0.490 g/ml according to the laboratory test described.

Key value for chemical safety assessment

Relative density at 20C:

0.49