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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Surface tension

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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: GLP study report available

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007
Report date:
2007

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:
-
EC Number:
478-250-9
EC Name:
-
Cas Number:
62965-37-1
Molecular formula:
C26H42N2O4
IUPAC Name:
(2S)-2-{[(benzyloxy)carbonyl]amino}-3,3-dimethylbutanoic acid; N-cyclohexylcyclohexanamine

Results and discussion

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

Applicant's summary and conclusion

Conclusions:
The surface tension of a 1 g/l aqueous solution of the test substance was found to be 63.0 mN/m. As the result was greater than 60 mN/m, the test
substance was not considered to be surface active.