Registration Dossier
Registration Dossier
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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
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EC number: - | CAS number: -
Surface tension
Administrative data
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- May 03, 2007 - May 04, 2007
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: study conform with Directive EEC 92/69, A.5, OECD Guideline No. 115
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 007
- Report date:
- 2007
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- ring method
Test material
- Details on test material:
- Identity: AES
Batch: LSF7
Purity: 80.3%
Appearance: Solid
Expiration date: February 15, 2008
Storage: In the refrigerator at about 4 °C
Constituent 1
Results and discussion
Surface tension
- Surface tension:
- 74.1 mN/m
- Temp.:
- 21 °C
- Conc.:
- 0.1 vol%
Any other information on results incl. tables
Determination of the Calibration Factor Using Water
Time expired [Hours: min] |
Temperature |
Surface tension [mN/m] |
Mean value calculated from the bold values |
Calibration factor |
00.33 00.35 00.36 00.37 00.38 00.39 |
19.6 19.6 19.6 19.6 19.6 19.6 |
71.7 71.5 71.4 71.4 71.3 71.3 |
71.43 |
1.0193 |
Applicant's summary and conclusion
- Conclusions:
- In conclusion, the surface tension of AES in water (at a concentration of about 0.1%) was determined to be
74.1 mN/m at 21 °C ± 0.2 °C. Based on the criteria as outlined in the EEC Guideline, AES is a not surface active substance.
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