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Ecotoxicological information

Toxicity to microorganisms

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Link to relevant study record(s)

Description of key information

The effect of the test item,  Benzenesulfonic acid, 4-C10-13-sec alkyl derivs., compds with N-(3-dimethylaminopropyl)-2-methyl-propenamide (1:1),on the respiration of activated sewage sludge gave a 3-Hour EC50value of 221 mg a.i./L, 95%confidence limits 200 - 270 mg/L.

Key value for chemical safety assessment

EC50 for microorganisms:
221 mg/L

Additional information

The available study is performed according to GLP and the updated OECD 209 guideline. The study is considered to be reliable without restriction.