Registration Dossier
Registration Dossier
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EC number: 241-510-5 | CAS number: 17501-44-9
Surface tension
Administrative data
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Jan - March 2019
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 019
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.5 (Surface Tension)
- Version / remarks:
- 2016
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Version / remarks:
- 1995
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- OECD harmonised ring method
Test material
- Reference substance name:
- Tetrakis(pentane-2,4-dionato-O,O')zirconium
- EC Number:
- 241-510-5
- EC Name:
- Tetrakis(pentane-2,4-dionato-O,O')zirconium
- Cas Number:
- 17501-44-9
- Molecular formula:
- C20H28O8Zr
- IUPAC Name:
- 2,4,8,8,10,10,13,15-octamethyl-1λ³,5λ³,7λ³,7λ³,11λ³,11λ³,12λ³,16λ³-octaoxa-6-zirconadispiro[5.5⁶.5⁶.5⁶]henicosa-1,4,7,7,10,10,12,15-octaene-6,6,6,6-tetrakis(ylium)-3,9,9,14-tetraide
- Test material form:
- solid: particulate/powder
- Details on test material:
- - Identification: Zirconium (IV) acetylacetonate (Zr-acac)
- Description: White to off-white powder
- Storage conditions: At room temperature
Constituent 1
Results and discussion
Surface tension
- Key result
- Surface tension:
- 67.28 mN/m
- Temp.:
- 20 °C
- Conc.:
- 1 g/L
Any other information on results incl. tables
Table: Surface tension measurements
Measurement |
Time passed after transferring test solution to vessel |
Surface tension |
|
individual σ multiplied by Harkins-Jordan corrected value |
mean σ multiplied by Harkins-Jordan corrected value |
||
1 |
15 |
67.20 |
67.28 |
2 |
29 |
67.25 |
|
3 |
37 |
67.24 |
|
4 |
44 |
67.34 |
|
5 |
51 |
67.37 |
|
Applicant's summary and conclusion
- Conclusions:
- The surface tension of an aqueous substance solution at a concentration of 1 g/L was determined to be 67.28 mN/m (at 20°C).
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