Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Toxicity to microorganisms

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Administrative data

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.