Registration Dossier
Registration Dossier
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EC number: 234-398-4 | CAS number: 11140-04-8
Surface tension
Administrative data
Link to relevant study record(s)
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.5 (Surface Tension)
- Deviations:
- no
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- ring method
- Key result
- Surface tension:
- 35.2 mN/m
- Temp.:
- 20 °C
- Conc.:
- 150 mg/L
- Executive summary:
The test item octanoic acid, ester with 1,2,3 -propanetriol has a surface tension of 35.2 mN/m in accordance with the test method A.5 "Surface Tension" as described in the Commission Regulation (EC) No. 440/2008 of 30 May 2008.
Reference
Results in mN/m:
| Test item | Water calibration | 1st TS, c = 190 mg/L | 2nd TS, c = 129 mg/L |
| Value 1 | 71.6 | 34.7 | 34.7 |
| Value 2 | 71.5 | 34.7 | 34.8 |
| Value 3 | 71.4 | 34.8 | 34.8 |
| Value 4 | 71.4 | 34.8 |
34.8 |
Value 5 |
71.4 |
34.8 |
34.7 |
Value 6 |
71.4 |
34.8 |
34.8 |
Arithmetic mean |
71.5 |
34.8 |
34.8 |
Standard deviation |
0.1 |
0.1 |
0.1 |
Calculation:
Arithmetic mean of two test solutions: 34.8 mN/m
Water theoretical value: 72.4 mN/m
Correction factor: 1.0126
Arithmetic mean corrected by calibration factor determined via water calibration: 35.2 mN/m
Description of key information
Key value for chemical safety assessment
- Surface tension:
- 35.2
- in mN/m at 20°C and concentration in mg/L:
- 150
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
