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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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: Guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Type of method:
ring method

Test material

Constituent 1
Reference substance name:
Fatty acids, C16-18, sodium salts
EC Number:
270-299-2
EC Name:
Fatty acids, C16-18, sodium salts
Cas Number:
68424-38-4
Molecular formula:
Unspecified
IUPAC Name:
Fatty acids, C16-18, sodium salts
Constituent 2
Reference substance name:
Fatty acid C16-18, sodium salt
IUPAC Name:
Fatty acid C16-18, sodium salt
Constituent 3
Reference substance name:
[TN]Fatty acid C16-18, sodium salt[/TN][AM]100%[/AM]
IUPAC Name:
[TN]Fatty acid C16-18, sodium salt[/TN][AM]100%[/AM]
Details on test material:
Batch: #10-10449

Results and discussion

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

Any other information on results incl. tables

The test item "Fatty acid C16 -18, sodium salt" shows a surface tension of 38.05 mN/m (c = 1 g/L) at 20 °C

Applicant's summary and conclusion

Conclusions:
The test item "Fatty acid C16 -18, sodium salt" shows a surface tension of 38.05 mN/m (c = 1 g/L) at 20 °C