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Surface tension

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Reference
Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From June 19, 2018 to June 25, 2018
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Qualifier:
according to
Guideline:
EU Method A.5 (Surface Tension)
Type of method:
plate method
Surface tension:
62.31 mN/m
Temp.:
20.1 °C
Conc.:
1.03 g/L

Table 1. Surface tension of an aqueous test substance solution at 20.1°C

Measurement

Surface tension (mN/m)

Measured

Mean

1

62.41

62.31

2

62.25

3

62.23

4

62.34

5

62.30

Conclusions:
According to OECD 115, the surface tension of 1.03 g/L aqueous solution of Everzol SR98 was 62.31 mN/m at 20.1 °C.
Executive summary:

This test using the procedures outlined in the EVERLIGHT Study Plan for 180619-02 and OECD 115. The surface tension was determined by Tensiometer using a platinum-iridium plate. Therefore, the surface tension of 1.03 g/L aqueous solution of Everzol SR98 was 62.31 mN/m at 20.1 °C.

Description of key information

The surface tension of 1.03 g/L aqueous solution of Everzol SR98 was 62.31 mN/m at 20.1°C(OECD TG115).

Key value for chemical safety assessment

Surface tension:
62.31
in mN/m at 20°C and concentration in mg/L:
1.03

Additional information

The surface tension was determined by Tensiometer using a platinum-iridium plate. Therefore, the surface tension of 1.03 g/L aqueous solution of Everzol SR98 was 62.31 mN/m at 20.1 °C.