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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

The inhibition of the degradation activity of activated sludge is not anticipated when introduced in appropriate low concentrations.

Key value for chemical safety assessment

Additional information

In a test with domestic activated sludge the inhibition of oxygen consumption was examined according to OECD guideline 209 (BASF AG, 1994). The 30-min EC20 was determined to be approx. 1000 mg/L.