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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

EC50 for microorganisms:
234.5 mg/L
EC10 or NOEC for microorganisms:
170.7 mg/L

Additional information

As key study a test on Pseudomonas putida according to German Industrial Standard DIN 38412 part 8 was identified (BASF 1989). In this growth inhibition test an EC10 of 170.7 mg/l was found.