Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 466-070-3 | CAS number: 209995-38-0
Short-term toxicity to aquatic invertebrates
Administrative data
- Endpoint:
- short-term toxicity to aquatic invertebrates
- 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
- Report date:
- 2006
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.2 (Acute Toxicity for Daphnia)
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
- GLP compliance:
- yes
Test material
- Reference substance name:
- -
- EC Number:
- 466-070-3
- EC Name:
- -
- Cas Number:
- 209995-38-0
- Molecular formula:
- C8H5F3O2
- IUPAC Name:
- 2-(2,4,5-trifluorophenyl)acetic acid
Constituent 1
Test solutions
- Vehicle:
- yes
- Remarks:
- water
Test organisms
- Test organisms (species):
- Daphnia magna
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 48 h
Test conditions
- Hardness:
- 250 mg CaCO3/L
- Test temperature:
- 20 +/- 2 °C
- pH:
- 7.17
- Nominal and measured concentrations:
- 100 mg/l
Results and discussion
Effect concentrationsopen allclose all
- Key result
- Duration:
- 48 h
- Dose descriptor:
- IC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Key result
- Duration:
- 48 h
- Dose descriptor:
- LOEC
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Key result
- Duration:
- 48 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 100 mg/L
- Nominal / measured:
- nominal
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Conclusions:
- No adverse effect was observed in the test medium after 48 hours, therefore the NOEC was 100 mg/l.
LOEC and 48-h IC50 were > 100 mg/l.
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.
