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Registration Dossier
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EC number: 944-170-2 | CAS number: -
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:
- 2015-02-25 to 2015-02-26
- 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)
- Type of method:
- ring method
- Key result
- Surface tension:
- 24.3 mN/m
- Temp.:
- 20 °C
- Conc.:
- 4.9 g/L
- Conclusions:
- The surface tension of C8-10 Amidopropylbetain was determined to be 24.3 mN/m at 20±0.5°C and 4.9 g/L. The substance is regarded as surface active.
- Executive summary:
The surface tension of C8-10 Amidopropylbetain was measured according to OECD Guideline 115 (1995) and EU method A.5 (2008) using the ring method.
The surface tension was determined to be 24.3 mN/m at 20±0.5°C and 4.9 g/L. The substance is regarded as surface active.
Reference
Description of key information
surface tension: 24.3 mN/m at 20°C and 4.9 g/L (OECD TG 115 / EU method A.5, ring method; RL1; GLP)
Key value for chemical safety assessment
- Surface tension:
- 24.3
- in mN/m at 20°C and concentration in mg/L:
- 4 900
Additional information
The surface tension of C8-10 Alkylamidopropyl betaine was measured according to OECD Guideline 115 (1995) and EU method A.5 (2008) using the ring method.
The surface tension was determined to be 24.3 mN/m at 20±0.5°C and 4.9 g/L. The substance is regarded as surface active.
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