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EC number: 700-280-0 | CAS number: 1869-24-5
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
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
- Qualifier:
- according to guideline
- Guideline:
- ISO DIS 9408 (Ultimate Aerobic Biodegradability - Method by Determining the Oxygen Demand in a Closed Respirometer)
- GLP compliance:
- yes
Test material
- Reference substance name:
- 2-(trifluoromethyl)benzene-1-sulfonamide
- EC Number:
- 700-280-0
- Cas Number:
- 1869-24-5
- Molecular formula:
- C7H6F3NO2S
- IUPAC Name:
- 2-(trifluoromethyl)benzene-1-sulfonamide
- Reference substance name:
- 2-(Trifluoromethyl)benzenesulfonamide
- IUPAC Name:
- 2-(Trifluoromethyl)benzenesulfonamide
Constituent 1
Constituent 2
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- activated sludge, domestic, non-adapted
- 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
% Degradation
- Parameter:
- % degradation (O2 consumption)
- Value:
- 20
- Sampling time:
- 28 d
- Remarks on result:
- other: O2 consumption <20 % after 28 days
Applicant's summary and conclusion
- Interpretation of results:
- under test conditions no biodegradation observed
- Conclusions:
- Within 28 days a degradation of <20 was determined.
The TS has to be classified as Not Readily Biodegradable.
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