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EC number: 231-887-4 | CAS number: 7775-09-9
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:
- 2002
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Justification for type of information:
- Study was carried out according to generally valid and internationally accepted testing guidelines and under GLP. Test substance is adequately characterised. Therefore full validation applies.
- 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:
- 1992
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Inspection date : 28/29 November 2002; validity : till 17 July 2004
- Type of method:
- ring method
- Key result
- Surface tension:
- 72.9 mN/m
- Temp.:
- 20.2 °C
- Conc.:
- 1 g/L
- Conclusions:
- Surface tension of the test item is 72.9 mN/m at 1 g/l.
The test item is not considered as surface active - Executive summary:
The surface tension of test item was determined acccording to OECD guideline 115 / EU method A.5 based on the ring method and under GLP.
Surface tension of the test item is 72.9 mN/m at 1 g/l. This data is considered as a key data.
The test item is not considered as surface active
Reference
Temperature: 20.2 - 20.3 °C
Mean surface tension of the test item at 1 g/L (corrected value): 72.9 mN/m ± 1.0 mN/m.
Description of key information
72.9 mN/m at 1 g/L and at 20.2–20.3°C
The material is not considered as as surface active
Key value for chemical safety assessment
- Surface tension:
- 72.9
- in mN/m at 20°C and concentration in mg/L:
- 1 000
Additional information
A fully reliable experimental study, conducted according to a recognized OECD/EC method and under GLP, is available. It is considered as a key study.
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