Registration Dossier
Registration Dossier
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EC number: 401-200-4 | CAS number: 85491-26-5 H6572
Toxicity to aquatic algae and cyanobacteria
Administrative data
- Endpoint:
- toxicity to aquatic algae and cyanobacteria
- Adequacy of study:
- other information
Data source
Reference
- Reference Type:
- other: Body responsible for the test
- Title:
- Unnamed
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Annex V, C3
- GLP compliance:
- yes
Test solutions
- Details on test solutions:
- Identity and concentration of auxiliary solvent for dispersal: Stock solution prepared in acetone. Ultrasonication of stock
solution for 5 min. No indication about final acetone
concentration.
Test organisms
- Test organisms (species):
- Raphidocelis subcapitata (previous names: Pseudokirchneriella subcapitata, Selenastrum capricornutum)
Study design
- Limit test:
- no
- Total exposure duration:
- 72 h
Test conditions
- Hardness:
- 34 mg CaCO3/L
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- > 0.4 mg/L
- Basis for effect:
- biomass
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- > 0.4 mg/L
- Basis for effect:
- growth rate
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.2 mg/L
- Basis for effect:
- growth rate
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.2 mg/L
- Basis for effect:
- biomass
Applicant's summary and conclusion
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