Registration Dossier

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
09/27/2018
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
27 July 1995
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Version / remarks:
30 May 2008
GLP compliance:
no
Type of method:
ring method

Test material

Test material form:
solid: particulate/powder

Results and discussion

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

Any other information on results incl. tables

First run       Second run

Number of measurements      10              11

Total measuring time [min:s]   11:10       11:36

Measuring time of the last 10 measurements [min:s] 05:13       05:48

Measurement 1                     67.12       64.27

Measurement 2                     67.05       64.20

Measurement 3                     67.02       64.15

Measurement 4                     66.99       64.11

Measurement 5                     66.97       64.07

Measurement 6                     66.94       64.06

Measurement 7                     66.92       64.03

Measurement 8                     66.91       64.02

Measurement 9                     66.89       64.00

Measurement 10                     66.87       63.98

Surface tension [mN/m] 1)       66.97       64.09

Mean value [mN/m] 65.5

Applicant's summary and conclusion