Registration Dossier
Registration Dossier
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EC number: 500-201-8 | CAS number: 68213-23-0 1 - 2.5 moles ethoxylated
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption
- Remarks:
- adsorption
- Type of information:
- (Q)SAR
- Adequacy of study:
- weight of evidence
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Validated QSAR model
- Justification for type of information:
- QSAR prediction: migrated from IUCLID 5.6
Data source
Referenceopen allclose all
- Reference Type:
- publication
- Title:
- Predicting the sorption of fatty alcohols and alcohol ethoxylates to effluent and receiving water solids
- Author:
- van Compernolle, R. et al.
- Year:
- 2 006
- Bibliographic source:
- Ecotoxicology and Environmental Safety 64: 61 – 74
- Reference Type:
- secondary source
- Title:
- Human & Environmental Health Risk Assessment on ingredients of European household cleaning products. Alcohol Ethoxylates. Version 2.0. September 2009
- Author:
- HERA
- Year:
- 2 009
- Bibliographic source:
- http://www.heraproject.com
Materials and methods
- Principles of method if other than guideline:
- Calculation based on equations developed by van Compernolle et al. (2006).
- GLP compliance:
- no
- Type of method:
- other: calculation
- Media:
- other: e.g. activated sludge, river water solids
Test material
- Reference substance name:
- Alcohols, C12-18, ethoxylated
- EC Number:
- 500-201-8
- EC Name:
- Alcohols, C12-18, ethoxylated
- Cas Number:
- 68213-23-0
- Molecular formula:
- not applicable, UVCB
- IUPAC Name:
- Alcohols, C12-18(even numbered), ethoxylated
- Details on test material:
- - Analytical purity: not applicable
Constituent 1
Results and discussion
Adsorption coefficientopen allclose all
- Type:
- log Koc
- Value:
- 4.29
- Temp.:
- 25 °C
- Remarks on result:
- other: The range of the calculated values represents the variation of carbon chain length and the degree of ethoxylation according to substance specifications.
- Type:
- Koc
- Value:
- 19 499
- Temp.:
- 25 °C
- Remarks on result:
- other: The range of the calculated values represents the variation of carbon chain length and the degree of ethoxylation according to substance specifications.
Any other information on results incl. tables
Table 1: Range of calculated Koc and log Koc values according to substance specifications (carbon chain length, degree of ethoxylation)
Structure |
Koc |
Log Koc |
Alcohol, C 12 |
4656 |
3.7 |
Alcohol, C 18 |
398107 |
5.6 |
Alcohol ethoxylate, C12, 1 EO |
5188 |
3.7 |
| Alcohol ethoxylate, C18, 1 EO |
443609 |
5.6 |
| Alcohol ethoxylate, C12, 3 EO |
5188 |
3.7 |
| Alcohol ethoxylate, C18, 3 EO |
550808 |
5.7 |
Applicant's summary and conclusion
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