Registration Dossier
Registration Dossier
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EC number: 431-870-3 | CAS number: -
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
- Study period:
- 11 Jan 2000 - 14 Jan 2000
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: done under OECD method and GLP
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 000
- Report date:
- 2000
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: EC Directive 92/69/EEC, Part C, Method C3
- GLP compliance:
- yes
Test material
Constituent 1
Test solutions
- Details on test solutions:
- Identity and concentration of auxiliary solvent for dispersal: Direct addition of test substance to diluent water with
ulrasonication to aid dispersion.
Test organisms
- Test organisms (species):
- other: Selanastrum capricornatum
Study design
- Limit test:
- no
- Total exposure duration:
- 72 h
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- 32 mg/L
- Basis for effect:
- growth rate
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.99 mg/L
- Basis for effect:
- growth rate
Applicant's summary and conclusion
- Conclusions:
- BMS 217947-01 inhibited the growth of Selenastrum Capricornutum , Strain No. CCAP 278/4 at concentrations tested in excess of 0.99mg/l under the conditions of this test. The EbC50 (72 hours) was 9.7mg/l and the ErC50 (0-72 hours) was 32mg/l
- Executive summary:
BMS 217947-01 inhibited the growth of Selenastrum Capricornutum , Strain No. CCAP 278/4 at concentrations tested in excess of 0.99mg/l under the conditions of this test. The EbC50 (72 hours) was 9.7mg/l and the ErC50 (0-72 hours) was 32mg/l
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