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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.

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Additional information

The changes in the respiration rate of activated sludge in presence of the test substance was investigated in a guideline study according to OECD 209, with activated sludge as inoculum. At test termination after 30 minutes NOEC >= 1000 mg/L (nominal) were determined [BASF AG 1998].