Registration Dossier

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Jan - March 2019
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
EU Method A.5 (Surface Tension)
Version / remarks:
2016
Deviations:
no
Qualifier:
according to
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
1995
Deviations:
no
GLP compliance:
yes
Type of method:
OECD harmonised ring method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: particulate/powder
Details on test material:
- Identification: Zirconium (IV) acetylacetonate (Zr-acac)
- Description: White to off-white powder
- Storage conditions: At room temperature

Results and discussion

Surface tension
Key result
Surface tension:
67.28 mN/m
Temp.:
20 °C
Conc.:
1 g/L

Any other information on results incl. tables

Table: Surface tension measurements

Measurement

Time passed after transferring test solution to vessel
[minutes]

Surface tension
(mN/m)

individual σ multiplied by

Harkins-Jordan corrected value

mean σ multiplied by

Harkins-Jordan corrected value

1

15

67.20

67.28

2

29

67.25

 

3

37

67.24

 

4

44

67.34

 

5

51

67.37

 

Applicant's summary and conclusion

Conclusions:
The surface tension of an aqueous substance solution at a concentration of 1 g/L was determined to be 67.28 mN/m (at 20°C).