Registration Dossier
Registration Dossier
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EC number: 440-850-3 | CAS number: 27311-52-0
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:
- 2000-10-25 - 2000-11-27, final report 2001-01-03
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Guideline study and GLP
Data source
Referenceopen allclose all
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 001
- Report date:
- 2001
- Reference Type:
- other: raw data
- Title:
- Unnamed
- Year:
- 2 001
- Report date:
- 2001
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:
- EU Method C.4-D (Determination of the "Ready" Biodegradability - Manometric Respirometry Test)
- GLP compliance:
- yes
Test material
Reference
- Name:
- Unnamed
- Type:
- Constituent
- Details on test material:
- Active Matter = 98,4 %
Manufacturer: Organic Specialities Leicester
Batch No.: GN 1-56 39/62-88
Substance-No.: SAT 000926
ASS-No.: 0003880 2
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- other: sewage treatment plant effluent/biological stage
- Duration of test (contact time):
- 28 d
Initial test substance concentration
- Initial conc.:
- 100 mg/L
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- O2 consumption
Results and discussion
% Degradation
- Value:
- 0
- Sampling time:
- 28 d
- Details on results:
- The reference substance was Sodium acetate-3-hydrate (SAT 981175) and reached 89% BOD/ThOD after 28 days (limiting value 60% BOD/ThOD after 14 days).
Any other information on results incl. tables
Ecolog Transfer, EcoNr: (10063)
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- other: poorly biodegradable under pertaining test conditions
- Conclusions:
- RO 1525 was tested in the Manometric Respirometry Test (Trial-No. 65) with a result of <10 % after 28 days. RO 1525 was poorly biodegradable under pertaining test conditions.
- Executive summary:
RO 1525 was tested in the Manometric Respirometry Test (Trial-No. 65) with a result of <10 % after 28 days. RO 1525 was poorly biodegradable under pertaining test conditions.
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