Registration Dossier
Registration Dossier
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EC number: 246-181-1 | CAS number: 24345-02-6
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:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 201 (Alga, Growth Inhibition Test)
- GLP compliance:
- yes
Test material
- Reference substance name:
- Zinc bis[p-toluenesulphinate]
- EC Number:
- 246-181-1
- EC Name:
- Zinc bis[p-toluenesulphinate]
- Cas Number:
- 24345-02-6
- Molecular formula:
- C14H14O4S2Zn
- IUPAC Name:
- zinc bis(4-methylbenzenesulfinate)
- Test material form:
- solid: particulate/powder
Constituent 1
Sampling and analysis
- Analytical monitoring:
- yes
Test solutions
- Vehicle:
- yes
- Remarks:
- OECD medium
Test organisms
- Test organisms (species):
- Raphidocelis subcapitata (previous names: Pseudokirchneriella subcapitata, Selenastrum capricornutum)
Study design
- Test type:
- static
- Water media type:
- freshwater
- Total exposure duration:
- 72 h
Test conditions
- Test temperature:
- 22.5 degrees centigrade - 23.2 degrees centigrade
- pH:
- 7.91 - 9.42
- Reference substance (positive control):
- no
Results and discussion
Effect concentrations
- Key result
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- ca. 0.51 <= mg/L
- Conc. based on:
- test mat.
- Basis for effect:
- growth rate
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
