Registration Dossier
Registration Dossier
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EC number: 307-300-3 | CAS number: 97593-00-5
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption: screening
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: GLP compliant, guideline study, available as an unpulished report, reliable with restrictions
- Justification for type of information:
- A discussion and report on the read across strategy is given as an attachment in Section 13.
Cross-reference
- Reason / purpose for cross-reference:
- read-across: supporting information
Reference
- Endpoint:
- adsorption / desorption: screening
- Type of information:
- read-across based on grouping of substances (category approach)
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: GLP compliant, guideline study, available as an unpulished report, reliable with restrictions
- Justification for type of information:
- A discussion and report on the read across strategy is given as an attachment in Section 13.
- Reason / purpose for cross-reference:
- read-across source
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.19 (Estimation of the Adsorption Coefficient (KOC) on Soil and Sewage Sludge Using High Performance Liquid Chromatography (HPLC))
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- HPLC estimation method
- Radiolabelling:
- no
- Test temperature:
- Clumn temperature 40°C
- Details on study design: HPLC method:
- HPLC system: Agilent technologies 1100; Polymer laboratories Evaporating light scattering detector ( ELSD) Column temperature: 40°C Mobile phase: Methanol: water (55:45 v/v) Flow rate: 1ml/min pH of mobile phase: 7.0
- Type:
- log Koc
- Value:
- > 5.63 dimensionless
- Temp.:
- 20 °C
- Remarks on result:
- other: temperature not stated so assumed standard
- Validity criteria fulfilled:
- yes
- Conclusions:
- The log Koc of Alkenes C20-24 is > 5.63, measured by the HPLC screening method.
- Executive summary:
This is a GLP compliant, guideline study and is considered reliable and suitable for use for this edpoint.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.19 (Estimation of the Adsorption Coefficient (KOC) on Soil and Sewage Sludge Using High Performance Liquid Chromatography (HPLC))
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- HPLC estimation method
- Media:
- other: calculated using HPLC
Test material
- Reference substance name:
- Alkenes, C20-24
- IUPAC Name:
- Alkenes, C20-24
- Details on test material:
- Clear, colourless liquid. ENORDET 0241
Constituent 1
- Specific details on test material used for the study:
- Details on properties of test surrogate or analogue material (migrated information):
No data - Radiolabelling:
- no
Study design
- Test temperature:
- Clumn temperature 40°C
HPLC method
- Details on study design: HPLC method:
- HPLC system: Agilent technologies 1100; Polymer laboratories Evaporating light scattering detector (ELSD)
Column temperature: 40°C
Mobile phase: Methanol: water (55:45 v/v)
Flow rate: 1ml/min
pH of mobile phase: 7.0
Results and discussion
Adsorption coefficient
- Type:
- log Koc
- Value:
- > 5.63 dimensionless
- Temp.:
- 20 °C
- Remarks on result:
- other: temperature not stated so assumed standard
Results: HPLC method
- Details on results (HPLC method):
- % organic carbon not given ,calculated using HPLC method.
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Conclusions:
- The log Koc of Alkenes C20-24 is > 5.63, measured by the HPLC screening method.
- Executive summary:
This is a GLP compliant, guideline study and is considered reliable and suitable for use for this edpoint.
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.
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