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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

Key study: Test method OECD 209. GLP study. The 3h-EC50 resulted to be > 100 mg/L.

Key value for chemical safety assessment

EC50 for microorganisms:
100 mg/L

Additional information

Key study: A study was performed to assess the inhibitory effect of OS-2200 on the respiratory rate of activated sewage micro-organisms according to OECD guideline 209. The EC50 (respiration inhibition) value for the test substance was determined to be > 100 mg/L for the 3 hour contact time.