Registration Dossier
Registration Dossier
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EC number: 217-199-7 | CAS number: 1772-25-4
Biodegradation in water: screening tests
Administrative data
Link to relevant study record(s)
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 D (Ready Biodegradability: Closed Bottle Test)
- GLP compliance:
- yes
- Oxygen conditions:
- not specified
- Inoculum or test system:
- not specified
- Initial conc.:
- 2 mg/L
- Based on:
- test mat.
- Parameter:
- % degradation (O2 consumption)
- Value:
- -26.4
- Sampling time:
- 28 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- -8.2
- Sampling time:
- 21 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- -6.5
- Sampling time:
- 14 d
- Parameter:
- % degradation (O2 consumption)
- Value:
- 26.8
- Sampling time:
- 7 d
- Validity criteria fulfilled:
- yes
- Conclusions:
- The substance is not readily biodegradation at 2 mg/L.
Reference
Description of key information
Key value for chemical safety assessment
- Biodegradation in water:
- not biodegradable
- Type of water:
- freshwater
Additional information
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