Registration Dossier
Registration Dossier
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EC number: 943-893-0 | 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:
- 29 Nov - 30 Nov 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.5 (Surface Tension)
- Version / remarks:
- adopted in 2008
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- ring method
- Specific details on test material used for the study:
- Storage conditions: ambient temperature (10 to 30 °C), dry
- Surface tension:
- 72.1 mN/m
- Temp.:
- 20 °C
- Conc.:
- 1 003 mg/L
Reference
Results
Table 1 – Surface tension results
Measurement |
1 |
2 |
3 |
4 |
5 |
6 |
Time [s] |
31 |
91 |
153 |
215 |
277 |
338 |
σ[mN/m] uncorrected |
77.67 |
77.64 |
77.64 |
77.63 |
77.64 |
77.63 |
σ[mN/m] corrected according to Zuidema and Waters1 |
72.17 |
72.14 |
72.14 |
72.13 |
72.14 |
72.12 |
1Zuidema, H., Waters, C.W., Ind. Eng. Chem. Analyt. 13 (1941), p312
The aqueous solution of the test item had a mean surface tension of 72.1 mN/m. The test item had no surface active properties.
Description of key information
72.1 mN/m at 20 °C and 1003.0 mg/L (OECD 115, tensiometric method)
Key value for chemical safety assessment
- Surface tension:
- 72.1
- in mN/m at 20°C and concentration in mg/L:
- 1 003
Additional information
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