Registration Dossier

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
03 January 2012- 19 March 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study has been performed according to OECD and EC guidelines and according to the principles of GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Version / remarks:
(2008)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
(1995)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
OECD harmonised ring method

Test material

Constituent 1
Details on test material:
- Physical state: Clear colourless/slightly yellow, sticky resin
- Stability under test conditions: Stable
- Storage condition of test material: At room temperature protected from light
-Stability at higher temperatures: Maximum 1 month at 50°C
- General information: Avoid heat, direct sunlight, acid and base

Results and discussion

Surface tension
Surface tension:
61.3 mN/m
Temp.:
20 °C
Remarks on result:
other: Concentration: 90% of saturation

Any other information on results incl. tables

Table: Surface tension measurements

Measurement

Time passed [minutes]

Surface tension
[mN/m]

individual

mean

mean multiplied by
Φband Harkins-Jordan corrected value

 

 

 

 

 

1

23

60.3

60.8

61.3

2

24

60.9

 

 

3

25

60.6

 

 

4

26

61.0

 

 

5

27

60.7

 

 

6

28

61.0

 

 

 

 

 

 

 

1                Mean calculated from measurements 2 to 6, after equilibrium was reached.

 

 

Applicant's summary and conclusion

Conclusions:
The test substance is not surface active.