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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 August 1, 2018 to August 7, 2018
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Type of method:
plate method
Surface tension:
71.34 mN/m
Temp.:
20.5 °C
Conc.:
1.05 g/L

Table 1. Surface tension of an aqueous test substance solution at 20.5°C.

Measurement

Surface tension [mN/m]

measured

Mean

1

71.35

71.34

2

71.30

3

71.36

4

71.32

5

71.35

Conclusions:
According to EC A.5 and OECD 115 test method, the surface tension of a 1.05 g/L aqueous CR SB37 solution was 71.34 mN/m at 20.5°C.
Executive summary:

This test using the procedures outlined in the ECIC Study Plan for 180801-04, EC A.5 and OECD 115. The surface tension of a 1.05 g/L aqueous CR SB37 solution was 71.34 mN/m at 20.5°C.

Description of key information

The surface tension of a 1.05 g/L aqueous CR SB37 solution was 71.34 mN/m at 20.5°C (EC A.5 and OECD TG115).

Key value for chemical safety assessment

Surface tension:
71.34
in mN/m at 20°C and concentration in mg/L:
1 050

Additional information