Registration Dossier
Registration Dossier
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EC number: 300-141-0 | CAS number: 93922-04-4
Surface tension
Administrative data
Link to relevant study record(s)
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2017-09-13 to 2017-09-14
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Reason / purpose for cross-reference:
- reference to same study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Version / remarks:
- 1995
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.5 (Surface Tension)
- Version / remarks:
- 2008
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- signed 2017-02-28
- Type of method:
- OECD harmonised ring method
- Surface tension:
- 57.39 mN/m
- Temp.:
- 20 °C
- Conc.:
- 90 vol%
- Remarks on result:
- other: SD: ± 0.61 mN/m
- 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 test item Barium 4-dodecylphenolate was determined to be:
σ = 57.4 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.
Reference
Value No. |
1st Measurements (25 min after preparing the solution) σ [mN/m] |
2nd Measurement (55 min after preparing the solution) σ [mN/m] |
1 |
57.29 |
57.68 |
2 |
57.27 |
57.65 |
3 |
57.22 |
57.62 |
4 |
57.11 |
57.60 |
5 |
57.04 |
57.57 |
6 |
57.00 |
57.55 |
Mean value of the individual values |
57.16 ± 0.12 |
57.61 ± 0.05 |
Total mean value |
57.39 ± 0.61 |
|
The test item has a mean surface tension of 57.39 mN/m. Thus, the test item is to be regarded as surface active.
Description of key information
Barium 4-dodecylphenolate is to be regarded as surface active material σ = 57.4 mN/m.
Key value for chemical safety assessment
- Surface tension:
- 57.4
Additional information
According to OECD Test Guideline 115 and Regulation EC No. 440/2008 Part A Method A.5. the surface tension at 20 °C of test item Barium 4-dodecylphenolate was determined to be: σ = 57.4 mN/m. The test item is to be regarded as surface active material.
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