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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

The substance was tested for inhibition of respiration of activated sludge yielding an EC50(3 h) above 10000 mg/L as well as a NOEC of 3200 mg/L (Bayer AG, 1999b).

Key value for chemical safety assessment

EC50 for microorganisms:
10 000 mg/L
EC10 or NOEC for microorganisms:
3 200 mg/L

Additional information

An adverse effect towards microorganisms and thus the cleaning capacity of sewage treatment plants is not expected based on the presented results.