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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

A valid 3 hour sludge inhibition test according to OECD 209 has been performed. The EC10 will be used for evaluating the hazard to micro-organisms in an STP.

Key value for chemical safety assessment

EC50 for microorganisms:
115 mg/L
EC10 or NOEC for microorganisms:
18 mg/L

Additional information

The test is considered valid as all validity criteria have been fulfilled; Based on the test setup (GLP, Guideline study). The test result is considered adequate for the evaluation of the environmental risks in the EU.