Registration Dossier
Registration Dossier
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EC number: 940-433-0 | CAS number: -
Surface tension
Administrative data
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Study Test Phase 2013-04-30 to 2013-06-14. Study report 2013-10-17
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: This study meets the criteria for classification as reliable without restriction according to Klimisch et al (1997).
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 013
- Report date:
- 2013
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- plate method
Test material
- Reference substance name:
- lithium hydrogen 7-{(E)-[2-amino-4-(2-naphthyl)-1,3-thiazol-5-yl]diazenyl}naphthalene-1,3,5-trisulfonate (2:1:1)
- EC Number:
- 940-433-0
- Molecular formula:
- C23H14Li2N4O9S4
- IUPAC Name:
- lithium hydrogen 7-{(E)-[2-amino-4-(2-naphthyl)-1,3-thiazol-5-yl]diazenyl}naphthalene-1,3,5-trisulfonate (2:1:1)
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Results and discussion
Surface tension
- Surface tension:
- 72.1 mN/m
- Temp.:
- 25 °C
- Conc.:
- 1 g/L
Any other information on results incl. tables
The test solutions showed no signs of ageing.
Applicant's summary and conclusion
- Conclusions:
- The mean surface tension was determined to be 72.1mN/m +/- 0.6mN/m at 25 C +/- 0.5C. The test item was not found to be surface active with the test solutions showing no signs of ageing.
- Executive summary:
Introduction
This study was undertaken to determine the surface active properties of the test material. The study was in accordance with OECD guideline 115.
Results & Conclusions
The mean surface tension was determined to be 72.1mN/m +/- 0.6mN/m at 25 C +/- 0.5C. The test item was not found to be surface active with the test solutions showing no signs of ageing.
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