Registration Dossier

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Deviations:
no
Type of method:
OECD harmonised ring method

Test material

Constituent 1
Chemical structure
Reference substance name:
Acetic acid 2-oxo-2H-pyridin-1-yl ester
EC Number:
689-986-7
Cas Number:
1742-79-6
Molecular formula:
C7H7NO3
IUPAC Name:
Acetic acid 2-oxo-2H-pyridin-1-yl ester
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
CAS Number: 1742-79-6
Physical state: Pale brown granular powder
Sponsor batch: 14058400
Purity: 100% (97.83% adjusted for water content)
Expiry date: 30 November 2013
Storage conditions: Refrigerated (2 to 8°C)

The expiry date of the Oxypyrion acetate test substance was not updated after the
original stated expiry date of 30 November 2013; however further analysis was
carried out to check purity between 21 January 2014 and 14 February 2014.

Results and discussion

Surface tension
Surface tension:
ca. 72.75 mN/m
Temp.:
20 °C
Conc.:
1 g/L

Applicant's summary and conclusion

Conclusions:
The surface tension of Oxypyrionacetate according to OECD 115 : 72.75 mN/m