Registration Dossier
Registration Dossier
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EC number: 210-194-0 | CAS number: 609-65-4
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: inherent biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 981
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 302 B (Inherent biodegradability: Zahn-Wellens/EMPA Test)
- GLP compliance:
- no
Test material
- Reference substance name:
- 2-chlorobenzoyl chloride
- EC Number:
- 210-194-0
- EC Name:
- 2-chlorobenzoyl chloride
- Cas Number:
- 609-65-4
- Molecular formula:
- C7H4Cl2O
- IUPAC Name:
- 2-chlorobenzoyl chloride
- Test material form:
- other: Liquid
Constituent 1
- Specific details on test material used for the study:
- Purity 99.5 %
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- activated sludge, industrial (adaptation not specified)
- Duration of test (contact time):
- 28 d
Initial test substance concentration
- Initial conc.:
- 299 mg/L
- Based on:
- DOC
Results and discussion
% Degradation
- Parameter:
- % degradation (DOC removal)
- Value:
- 95
- Sampling time:
- 28 d
- Remarks on result:
- other: inherently biodegradable
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- inherently biodegradable
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