Registration Dossier
Registration Dossier
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EC number: - | 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:
- 24 December 2015 to 22 March 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Guideline study under GLP
- 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:
- yes
- Type of method:
- OECD harmonised ring method
- Key result
- Surface tension:
- ca. 37.2 mN/m
- Temp.:
- 20 °C
- Conc.:
- 1 g/L
- Conclusions:
- The substance is surface active
- Executive summary:
The surface tension of the substance was measured using the OECD harmonised ring method. The substance is considered surface active with a surface tension of 37.2 mN/m.
Reference
Surface tension of the test item
Measurement |
Time passed after transfer test solution to test vessel [minutes] |
Surface tension [mN/m] |
|
|
|
|
individual |
mean |
mean multiplied by Φband Harkins-Jordan corrected value |
1 |
15 |
37.9 |
37.9 |
37.2 |
2 |
16 |
37.8 |
|
|
3 |
17 |
38.0 |
|
|
4 |
18 |
37.8 |
|
|
5 |
19 |
38.1 |
|
|
Description of key information
The surface tension of the substance was measured using the OECD harmonised ring method. The substance is considered surface active with a surface tension of 37.2 mN/m.
Key value for chemical safety assessment
- Surface tension:
- 37.2
- in mN/m at 20°C and concentration in mg/L:
- 1 000
Additional information
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