Registration Dossier
Registration Dossier
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EC number: 422-460-5 | CAS number: 137234-87-8 UK-103,442
Surface tension
Administrative data
Link to relevant study record(s)
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- study well documented, meets generally accepted scientific principles, acceptable for assessment
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Principles of method if other than guideline:
- The surface tension of the liquid sample was measured using a Data Physics DCAT 9 tensionmeter with the Wilhelmy plate method.
- GLP compliance:
- no
- Type of method:
- plate method
- Surface tension:
- 71.3 mN/m
- Temp.:
- 22 °C
- Conc.:
- 1 g/L
- Conclusions:
- The surface tension of the liquid sample was measured using the Wilhelmy plate method and the average surface tension was determined to be 71.3 mN/m.
- Executive summary:
The surface tension of the liquid sample was measured using the Wilhelmy plate method and the average surface tension was determined to be 71.3 mN/m.
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- From 1998-11-13 to 1999-03-03
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- 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)
- Version / remarks:
- OJ No. L383A, 29.12.92
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- OECD harmonised ring method
- Specific details on test material used for the study:
- Batch No.: 960509
Purity: 92.3% - Surface tension:
- 72.5 mN/m
- Temp.:
- 18.5 °C
- Conc.:
- 1 g/L
- Conclusions:
- The surface tension of a 1 g/L aqueous solution of test item is 72.5 mN/m at 18.5 ℃.
- Executive summary:
The surface tension of a 1 g/L aqueous solution was determined with a surface tension/torsion balance using the OECD harmonized ring method as described in OECD 115 and EC A5.
The surface tension of a 1 g/L aqueous solution of test item is 72.5 mN/m at 18.5℃.
Referenceopen allclose all
There was no apparent time dependence of surface tension after transfer to the measuring vessel.
Description of key information
Key Study:
The surface tension of a 1 g/L aqueous solution was determined with a surface tension/torsion balance using the OECD harmonized ring method as described in OECD 115 and EC A5. The surface tension of a 1 g/L aqueous solution of test item is 72.5 mN/m at 18.5℃.
Supporting study:
The surface tension of the liquid sample was measured using the Wilhelmy plate method and the average surface tension was determined to be 71.3 mN/m.
Key value for chemical safety assessment
- Surface tension:
- 72.5
- in mN/m at 20°C and concentration in mg/L:
- 1 000
Additional information
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