Registration Dossier
Registration Dossier
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EC number: 461-670-1 | CAS number: 138113-08-3
Toxicity to aquatic algae and cyanobacteria
Administrative data
- Endpoint:
- toxicity to aquatic algae and cyanobacteria
- Type of information:
- experimental study
- Adequacy of study:
- key study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 005
- Report date:
- 2005
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other:
- Deviations:
- no
Test material
- Test material form:
- solid
Constituent 1
Test organisms
- Test organisms (species):
- Desmodesmus subspicatus (previous name: Scenedesmus subspicatus)
Study design
- Limit test:
- yes
- Total exposure duration:
- 72 h
Results and discussion
Effect concentrationsopen allclose all
- Key result
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- ca. 3.88 mg/L
- Basis for effect:
- biomass
- Key result
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- ca. 5.18 mg/L
- Basis for effect:
- growth rate
- Key result
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- ca. 2.22 mg/L
- Basis for effect:
- growth rate
- Key result
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- ca. 2.22 mg/L
- Basis for effect:
- biomass
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
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