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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

Key value for chemical safety assessment

EC50 for microorganisms:
10 000 mg/L

Additional information

A study was performed in compliance with OECD 209 (Jenkins, 1990b), using sludge obtained from Oakley sewage works, which treats primarily domestic waste. Concentrations of 1 mg/l, 10 mg/l, 100 mg/l, 1000 mg/l, 10 g/l were used, and no inhibition of the respiration of activated sludge was observed.