Registration Dossier
Registration Dossier
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EC number: 202-870-9 | CAS number: 100-61-8
Biodegradation in water and sediment: simulation tests
Administrative data
- Endpoint:
- biodegradation in water and sediment: simulation tests
- Type of information:
- other: Review
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: 2g. Review of collection of data.
Data source
Reference
- Reference Type:
- review article or handbook
- Title:
- Microbial degradation of xenobiotic chemicals
- Author:
- Colquohoun K O
- Year:
- 1 989
- Bibliographic source:
- Diss Abstr 49: 5499-500
Materials and methods
Test guideline
- Qualifier:
- no guideline followed
- Deviations:
- not applicable
- Principles of method if other than guideline:
- Review of degradation data from various biodegradation tests using different sources of water and sediment.
- GLP compliance:
- no
Test material
- Reference substance name:
- N-methylaniline
- EC Number:
- 202-870-9
- EC Name:
- N-methylaniline
- Cas Number:
- 100-61-8
- Molecular formula:
- C7H9N
- IUPAC Name:
- N-methylaniline
Constituent 1
- Radiolabelling:
- not specified
Study design
- Oxygen conditions:
- not specified
- Inoculum or test system:
- not specified
- Duration of test (contact time):
- >= 20 d
Results and discussion
% Degradationopen allclose all
- % Degr.:
- ca. 0
- Parameter:
- DOC removal
- Sampling time:
- 20 d
- Remarks on result:
- other: coarse-filtered Lake Superior harbor water
- % Degr.:
- ca. 0
- Parameter:
- DOC removal
- Sampling time:
- 20 d
- Remarks on result:
- other: ground water and river water
- % Degr.:
- >= 42 - < 100
- Parameter:
- DOC removal
- Remarks on result:
- other: Sampling time not indicated.
- Transformation products:
- not measured
Applicant's summary and conclusion
Validity criteria
- Validity criteria fulfilled:
- not specified
- Conclusions:
- N-methylaniline does not significantly biodegrade in natural waters and ground water, but is completely degraded in sewage treatment systems.
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