Registration Dossier

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Modern GLP study

Data source

Reference
Reference Type:
review article or handbook
Title:
Lactic acid. Properties and chemistry of lactic acid and derivatives. Chapter X: Salts
Author:
Holten, C.H.
Year:
1971
Bibliographic source:
Verlag Chemie GmbH, Weinheim/Bergstr.

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium lactate
EC Number:
200-772-0
EC Name:
Sodium lactate
Cas Number:
72-17-3
Molecular formula:
C3H6O3.Na
IUPAC Name:
sodium 2-hydroxypropanoate

Results and discussion

Surface tension
Surface tension:
70.4 mN/m
Temp.:
20 °C
Conc.:
1 other: %w/w

Applicant's summary and conclusion

Conclusions:
It can be concluded that sodium lactate is not a surface active substance.
Executive summary:

It can be concluded that sodium lactate is not a surface active substance.