Registration Dossier
Registration Dossier
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EC number: 401-990-0 | CAS number: 106990-43-6 CHIMASSORB 119; LOWILITE 19
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
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: information from migrated NONS file as per inquiry # [06-0000014790-71-0000], permission to refer granted by ECHA
Data source
Reference
- Reference Type:
- other: body responsible for the test
- Title:
- Unnamed
- Year:
- 2 011
Materials and methods
- Principles of method if other than guideline:
- ISO international standard 8692, First edition 15 Nov 1989
ECC Directive 92/69, Part C: Method for the determination of ecotoxicity, Publication No. L383, C-3:"Algal Inhibition Test" adopted Dec. 1992
OECD guideline for testing of chemicals, guideline No. 201: "Algae, growth inhibition test", adopted Jun. 7,1984 - GLP compliance:
- yes
Test material
- Reference substance name:
- N,N',N'',N'''-tetrakis(4,6-bis(butyl-(N-methyl-2,2,6,6-tetramethylpiperidin-4-yl)amino)triazin-2-yl)-4,7-diazadecane-1,10-diamine
- EC Number:
- 401-990-0
- EC Name:
- N,N',N'',N'''-tetrakis(4,6-bis(butyl-(N-methyl-2,2,6,6-tetramethylpiperidin-4-yl)amino)triazin-2-yl)-4,7-diazadecane-1,10-diamine
- Cas Number:
- 106990-43-6
- Molecular formula:
- C132H250N32
- IUPAC Name:
- N,N',N'',N'''-tetrakis(4,6-bis(butyl-(N-methyl-2,2,6,6-tetramethylpiperidin-4-yl)amino)triazin-2-yl)-4,7-diazadecane-1,10-diamine
Constituent 1
Test organisms
- Test organisms (species):
- Pseudokirchneriella subcapitata (previous names: Raphidocelis subcapitata, Selenastrum capricornutum)
Study design
- Total exposure duration:
- 72 h
Test conditions
- Hardness:
- ca. 24 mg CaCO3/L
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- ca. 1.2 mg/L
- Basis for effect:
- biomass
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- ca. 6.5 mg/L
- Basis for effect:
- growth rate
Applicant's summary and conclusion
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