Registration Dossier

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

Test material

Constituent 1
Reference substance name:
Phosphoric acid, C16-18-branched and linear alkyl esters, potassium salts
EC Number:
307-075-1
EC Name:
Phosphoric acid, C16-18-branched and linear alkyl esters, potassium salts
Cas Number:
97489-33-3
Molecular formula:
not available as the substance is an UVCB
IUPAC Name:
Phosphoric acid, C16-18-branched and linear alkyl esters, potassium salts
Test material form:
semi-solid (amorphous): gel
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- batch No.of test material: 71215
- Expiration date of the lot/batch: 2019-01-25
- Purity test date: 15 % Main component; 85 % Water

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Dry and dark at ambient temperature (10 – 30 °C)

Results and discussion

Surface tension
Key result
Surface tension:
ca. 31.7 mN/m
Temp.:
20 °C
Conc.:
1.01 g/L

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 Phosphoric acid, C16-18-branched and linear alkyl esters, potassium salts was determined to be 31.7 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.