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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 944-283-7 | CAS number: -
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
- Endpoint:
- toxicity to microorganisms, other
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1980
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with national standard methods with acceptable restrictions
- Justification for type of information:
- None
- Qualifier:
- according to guideline
- Guideline:
- other: CIBA Method B-10
- Principles of method if other than guideline:
- None
- GLP compliance:
- no
- Specific details on test material used for the study:
- None
- Analytical monitoring:
- not specified
- Details on sampling:
- None
- Vehicle:
- not specified
- Details on test solutions:
- None
- Test organisms (species):
- other: not specified
- Details on inoculum:
- None
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- no
- Total exposure duration:
- 3 h
- Remarks on exposure duration:
- None
- Post exposure observation period:
- None
- Hardness:
- None
- Test temperature:
- None
- pH:
- None
- Dissolved oxygen:
- None
- Salinity:
- None
- Conductivity:
- None
- Nominal and measured concentrations:
- None
- Details on test conditions:
- None
- Reference substance (positive control):
- not specified
- Key result
- Duration:
- 3 h
- Dose descriptor:
- IC50
- Effect conc.:
- > 300 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- growth inhibition
- Details on results:
- None
- Results with reference substance (positive control):
- None
- Reported statistics and error estimates:
- None
- Validity criteria fulfilled:
- not specified
- Conclusions:
- The IC50 for FAT 20041/B was found to be greater than 300 mg/l.
- Executive summary:
The IC50 of the test substance FAT 20041/B is greater than 300 mg/l.
Reference
None
Description of key information
The IC50 of the test substance is greater than 300 mg/L.
Key value for chemical safety assessment
- EC50 for microorganisms:
- 300 mg/L
Additional information
The IC50 of the test substance FAT 20041/B is greater than 300 mg/l. Similarly in another supporting study, the IC50 was also greater than 300 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.
