Registration Dossier

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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
1956

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Surface tension was determined using the du Nouy interfacial tensiometer.
GLP compliance:
no
Type of method:
ring method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Purified by repeated crystallization from acetone.

Results and discussion

Surface tensionopen allclose all
Surface tension:
35.6 other: Dynes/cm
Conc.:
0.05 vol%
Remarks on result:
other: Temperature not given.
Surface tension:
33.7 other: Dynes/cm
Conc.:
0.1 vol%
Remarks on result:
other: Temperature not given.
Surface tension:
33.4 other: Dynes/cm
Conc.:
0.2 vol%
Remarks on result:
other: Temperature not given.
Surface tension:
33.4 other: Dynes/cm
Conc.:
1 vol%
Remarks on result:
other: Temperature not given.

Applicant's summary and conclusion

Conclusions:
The surface tension ranged from 35.6-33.4 Dynes/cm depending on the concentration.
Executive summary:

The surface tension of sucrose monolaurate at various concentrations was determined using the de Nouy ring method. The surface tension ranged from 35.6 -33.4 Dynes/cm.