Registration Dossier
Registration Dossier
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EC number: 939-248-8 | CAS number: -
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- June to October 2012
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 012
- Report date:
- 2012
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 D (Ready Biodegradability: Closed Bottle Test)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Certificate nr 2012/56 on July 18th 2012
Test material
- Reference substance name:
- PROCESS OIL
- IUPAC Name:
- PROCESS OIL
- Test material form:
- gas under pressure: refrigerated liquefied gas
Constituent 1
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.:
- 2.4 g/L
- Based on:
- COD
Results and discussion
% Degradationopen allclose all
- Parameter:
- % degradation (O2 consumption)
- Value:
- 17
- Sampling time:
- 28 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 19
- Sampling time:
- 56 d
BOD5 / COD results
BOD5 / COD
- Parameter:
- BOD5
- Value:
- 0.09 mg O2/g test mat.
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- under test conditions no biodegradation observed
- Conclusions:
- OIL t279 is not readily biodegradable
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