Registration Dossier
Registration Dossier
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EC number: 209-512-0 | CAS number: 583-59-5
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 993
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.4-D (Determination of the "Ready" Biodegradability - Manometric Respirometry Test)
- Version / remarks:
- July 1990
- GLP compliance:
- yes
Test material
- Reference substance name:
- 2-methylcyclohexanol, mixed isomers
- EC Number:
- 209-512-0
- EC Name:
- 2-methylcyclohexanol, mixed isomers
- Cas Number:
- 583-59-5
- Molecular formula:
- C7H14O
- IUPAC Name:
- (1S,2S)-2-methylcyclohexan-1-ol
Constituent 1
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- activated sludge, domestic (adaptation not specified)
- Duration of test (contact time):
- 28 d
Initial test substance concentration
- Initial conc.:
- 100 mg/L
- Based on:
- test mat.
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- O2 consumption
Results and discussion
% Degradationopen allclose all
- Parameter:
- % degradation (O2 consumption)
- Value:
- 9
- Sampling time:
- 8 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 26
- Sampling time:
- 18 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 36
- Sampling time:
- 20 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 66
- Sampling time:
- 26 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 74
- Sampling time:
- 28 d
Applicant's summary and conclusion
- Interpretation of results:
- readily biodegradable
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