Registration Dossier
Registration Dossier
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EC number: 696-543-1 | CAS number: 1369828-32-9
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.4-D (Determination of the "Ready" Biodegradability - Manometric Respirometry Test)
- Version / remarks:
- 2008
- Deviations:
- no
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
- Version / remarks:
- 1992
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- 2-bromo-4-chloro-1-(propan-2-yl)benzene
- EC Number:
- 696-543-1
- Cas Number:
- 1369828-32-9
- Molecular formula:
- C9H10BrCl
- IUPAC Name:
- 2-bromo-4-chloro-1-(propan-2-yl)benzene
Constituent 1
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- activated sludge, domestic, non-adapted
- Duration of test (contact time):
- 28 d
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- O2 consumption
Results and discussion
% Degradationopen allclose all
- Parameter:
- % degradation (O2 consumption)
- Value:
- 0
- Sampling time:
- 7 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 0
- Sampling time:
- 14 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 0
- Sampling time:
- 21 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 0
- Sampling time:
- 28 d
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- not readily biodegradable
- Conclusions:
- The test substance is not readily biodegradable under the conditions of this test. Significant biodegradation was not detected.
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