Registration Dossier
Registration Dossier
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EC number: 436-900-9 | CAS number: -
Toxicity to microorganisms
Administrative data
- Endpoint:
- activated sludge respiration inhibition testing
- Type of information:
- experimental study
- Adequacy of study:
- key study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 000
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.11 (Biodegradation: Activated Sludge Respiration Inhibition Test)
Test material
Constituent 1
Test organisms
- Test organisms (species):
- activated sludge of a predominantly domestic sewage
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 30 min
Test conditions
- Reference substance (positive control):
- yes
Results and discussion
Effect concentrations
- Duration:
- 30 min
- Dose descriptor:
- EC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- other:
- Basis for effect:
- inhibition of total respiration
- Remarks on result:
- other:
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
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