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:
guideline study

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:
EU Method A.5 (Surface Tension)
Qualifier:
according to
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
GLP compliance:
no
Type of method:
ring method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid
Specific details on test material used for the study:
Test Item: Beta-alanine, N-(2-aminoethyl)-N-[2-carboxyethoxy)ethyl]-, N-coco acyl derivs., disodium salts (aq.solution)
Chemical name: Beta-alanine, N-(2-aminoethyl)-N-[2-carboxyethoxy)ethyl]-, N-coco acyl derivs., disodium salts
Batch No.: 70727
CAS No.: 68411-57-4
EC No.: 270-131-8
Appearance: Liquid
Storage conditions: Dry and dark at ambient temperature (10 – 30 °C)

Results and discussion

Surface tension
Key result
Surface tension:
34.9 mN/m
Temp.:
20 °C
Conc.:
42 vol%

Applicant's summary and conclusion

Conclusions:
According to OECD Test Guideline 115 and Regulation EC No. 440/2008 Part A Method A.5. the surface tension at 20 °C of the test item Beta-alanine, N-(2-aminoethyl)-N-[2-carboxyethoxy)ethyl]-, N-coco acyl derivs., disodium salts (aq.solution) was determined to be: sigma = 34.9 mN/m according to Regulation EC No. 440/2008 Part A Method A.5. the test item is to be regarded as surface active material.