Registration Dossier
Registration Dossier
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EC number: 216-437-7 | CAS number: 1584-62-9
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 14.03.-24.06.2003
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 003
- Report date:
- 2003
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 B (Ready Biodegradability: CO2 Evolution Test)
- Version / remarks:
- July 17, 1992
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- 2-bromo-4'-chloro-2'-(o-fluorobenzoyl)acetanilide
- EC Number:
- 216-437-7
- EC Name:
- 2-bromo-4'-chloro-2'-(o-fluorobenzoyl)acetanilide
- Cas Number:
- 1584-62-9
- Molecular formula:
- C15H10BrClFNO2
- IUPAC Name:
- 2-bromo-4'-chloro-2'-(o-fluorobenzoyl)acetanilide
- Test material form:
- solid: particulate/powder
Constituent 1
Study design
- Inoculum or test system:
- activated sludge, domestic (adaptation not specified)
- Duration of test (contact time):
- 29 d
Initial test substance concentrationopen allclose all
- Initial conc.:
- 24.5 mg/L
- Based on:
- test mat.
- Initial conc.:
- 12 mg/L
- Based on:
- TOC
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- CO2 evolution
Results and discussion
% Degradation
- Parameter:
- % degradation (CO2 evolution)
- Value:
- 5
- Sampling time:
- 29 d
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- not readily biodegradable
- Conclusions:
- BFB was not readily biodegradable under the conditions of the modified Sturm test presently performed.
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