Registration Dossier
Registration Dossier
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EC number: 439-460-6 | CAS number: 10425-11-3
Toxicity to microorganisms
Administrative data
- Endpoint:
- toxicity to microorganisms
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 001
- Report date:
- 2001
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test
- Deviations:
- not specified
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.11 (Biodegradation: Activated Sludge Respiration Inhibition Test)
- Deviations:
- not specified
Test material
- Test material form:
- solid
Constituent 1
Test organisms
- Test organisms (species):
- activated sludge, domestic
Study design
- Test type:
- static
- Water media type:
- freshwater
- Total exposure duration:
- 30 min
Test conditions
- Reference substance (positive control):
- yes
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 30 min
- Dose descriptor:
- EC50
- Effect conc.:
- 148 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- inhibition of total respiration
- Duration:
- 30 min
- Dose descriptor:
- NOEC
- Effect conc.:
- 18 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- inhibition of total respiration
- Duration:
- 30 min
- Dose descriptor:
- EC10
- Effect conc.:
- 30 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- inhibition of total respiration
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
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