Registration Dossier
Registration Dossier
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EC number: 246-058-2 | CAS number: 24170-60-3
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
- Endpoint:
- activated sludge respiration inhibition testing
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Study completion date: 02 December 1983
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study with acceptable restrictions
- Qualifier:
- according to guideline
- Guideline:
- other: CIBA Internal "Method B-10"
- Version / remarks:
- Comparable to internationally accepted guidelines
- Deviations:
- no
- GLP compliance:
- no
- Specific details on test material used for the study:
- Name: FAT 36156/A
Purity: 18.04 % - Analytical monitoring:
- no
- Vehicle:
- not specified
- Test organisms (species):
- activated sludge
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- no
- Total exposure duration:
- 21 d
- Test temperature:
- 25 +/- 2 °C
- Reference substance (positive control):
- no
- Duration:
- 21 d
- Dose descriptor:
- IC50
- Effect conc.:
- > 300 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- growth inhibition
- Validity criteria fulfilled:
- not specified
- Conclusions:
- The IC50 for FAT 36156/A was found to be greater than 300 mg/L.
- Executive summary:
A study was performed with FAT 36156/A to determine the toxicity to microorganisms. This test was conducted according to CIBA internal guideline Method B-10.
Based on the findings of the study, the IC50 to microbial population was found to be greater than 300 mg/L.
Reference
Description of key information
A study was performed with FAT 36156/A to determine the toxicity to microorganisms. This test was conducted according to CIBA internal guideline "Method B-10".
Based on the findings of the study, the IC50 to microbial population was found to be greater than 300 mg/L.
Key value for chemical safety assessment
- EC50 for microorganisms:
- 300 mg/L
Additional information
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.
