Registration Dossier
Registration Dossier
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EC number: 603-373-3 | CAS number: 129909-90-6
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption
- Remarks:
- adsorption/desorption
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Data in accordance with modern guidelines and described in sufficient detail
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 999
- Report date:
- 1999
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: EPA 163-1 Leaching and Adsorption/desorption studies
- GLP compliance:
- yes
- Type of method:
- batch equilibrium method
- Media:
- soil
Test material
- Reference substance name:
- MKH 3586 Triazolione
- IUPAC Name:
- MKH 3586 Triazolione
- Details on test material:
- 3849 Kbq/mg, radiochemical purity >99% (HPLC), stored frozen
Constituent 1
- Radiolabelling:
- yes
Study design
- Test temperature:
- Soil ratio 3/5, Test concentrations of 4.77, 0.96, 0.10 and 0.01 micrograms/L, 20 degrees C in the dark.
Results and discussion
Adsorption coefficientopen allclose all
- Type:
- Koc
- Value:
- 35.9
- Temp.:
- 20 °C
- % Org. carbon:
- 1.67
- Type:
- Koc
- Value:
- 32
- Temp.:
- 20 °C
- % Org. carbon:
- 0.88
- Type:
- Koc
- Value:
- 37
- Temp.:
- 20 °C
- % Org. carbon:
- 1.36
- Type:
- Koc
- Value:
- 22.9
- Temp.:
- 20 °C
- % Org. carbon:
- 2.47
Results: Batch equilibrium or other method
Mass balance (%) at end of adsorption phaseopen allclose all
- Sample no.:
- #1
- Duration:
- 24 h
- % Adsorption:
- 23.3 - 35
- Sample no.:
- #2
- Duration:
- 24 h
- % Adsorption:
- 13.4 - 16.7
- Sample no.:
- #3
- Duration:
- 24 h
- % Adsorption:
- 21.4 - 29
- Sample no.:
- #4
- Duration:
- 24 h
- % Adsorption:
- 23.4 - 32.8
- Transformation products:
- not specified
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
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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