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Ecotoxicological information

Toxicity to microorganisms

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Link to relevant study record(s)

Description of key information

EC50, activated sludge: > 5000 mg/L
EC20, activated sludge: 1067 mg/L

Key value for chemical safety assessment

EC50 for microorganisms:
5 000 mg/L
EC10 or NOEC for microorganisms:
1 067 mg/L

Additional information

One key-study and one supporting information are available on activated sludge for toxicity to microorganisms. The most reliable EC50 determined was > 5000 mg/L.