Registration Dossier
Registration Dossier
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EC number: 237-324-9 | CAS number: 13746-89-9
Short-term toxicity to fish
Administrative data
- Endpoint:
- short-term toxicity to fish
- Type of information:
- migrated information: read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- supporting study
- Study period:
- 2000
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Study conducted according to an official guideline.
Data source
Reference
- Reference Type:
- other: ECHA disseminated dossier
- Title:
- No information
- Bibliographic source:
- ECHA disseminated dossier CAS 1314-23-4 query date 2014-09-17
Materials and methods
Test material
- Reference substance name:
- Zirconium dioxide
- EC Number:
- 215-227-2
- EC Name:
- Zirconium dioxide
- Cas Number:
- 1314-23-4
- IUPAC Name:
- 1314-23-4
Constituent 1
Test organisms
- Test organisms (species):
- Danio rerio (previous name: Brachydanio rerio)
Results and discussion
Effect concentrations
- Duration:
- 96 h
- Dose descriptor:
- LC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
Applicant's summary and conclusion
- Executive summary:
In a 96-h acute toxicity study zebrafish were exposed to the read across substance zirconium dioxide. An LL50 of above 100 mg/L was determined.
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