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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Ecotoxicological information

Toxicity to microorganisms

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
activated sludge respiration inhibition testing
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
For this endpoint information from a structural similar compound is available. The study for this similar compound was performed according to GLP and the methods applied are fully compliant with OECD TG 209.
See chapter 13 report for a more detailed justification.
Reason / purpose for cross-reference:
read-across source
Key result
Duration:
3 h
Dose descriptor:
NOEC
Effect conc.:
>= 1 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
inhibition of total respiration
Key result
Duration:
3 h
Dose descriptor:
EC50
Effect conc.:
> 1 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
inhibition of total respiration
Remarks:
respiration rate
Validity criteria fulfilled:
yes
Conclusions:
For this endpoint information from a structural similar compound is available. The study for this similar compound was performed according to GLP and the methods applied are fully compliant with OECD TG 209. The NOEC observed in the source record was at 1000 mg/L.
See chapter 13 report for a more detailed justification.

Description of key information

For this endpoint information from a structural similar compound is available. The study for this similar compound was performed according to GLP and the methods applied are fully compliant with OECD TG 209.

NOEC >= 1000 mg/L

EC50 > 1000 mg/L

See chapter 13 report for a more detailed justification.  

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
1 000 mg/L

Additional information