Ethanesulfonic acid, 2-(methylamino)-, N-coco acyl derivs., sodium salts

Surface tension

Link to relevant study record(s)

Reference

Endpoint:

surface tension

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Basic data given

Qualifier:

according to guideline

Guideline:

other: Own test method: HCTM001

Principles of method if other than guideline:

The surface tension was determined with a Kruss K 10 Tensiometer.

GLP compliance:

no

Surface tension:

35.3 mN/m

Conc.:

1 g/L

Remarks on result:

other: Measurement at room temperature

Surface tension:

38 mN/m

Conc.:

5 g/L

Remarks on result:

other: Measurement at room temperature

Two measurements were done:

Sample	Test result 1 Dyne/cm	Test result 2 Dyne/cm	Average Dyne/cm
0.1% Adinol CT95 B/524038	35.3	35.3	35.3
0.5% Adinol CT95 B/524038	38.0	38 .0	38.0

Description of key information

Surface active
35.3 mN/m at room temperature, 1 g/L (no guideline, Krüss K10 Tensiometer)