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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

The EC50 (3h) for inhibition of respiration of activated sludge is 243 mg/L.

Key value for chemical safety assessment

EC50 for microorganisms:
243 mg/L
EC10 or NOEC for microorganisms:
87 mg/L

Additional information

The key study has been chosen because it is the only study performed according to a standard guideline and GLP.

The other available data are poorly described and are monospecific.