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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Key value for chemical safety assessment

EC50 for microorganisms:
2 000 mg/L

Additional information

The toxicity of Dusantox L to microorganisms ( activated sludge of a predominantly domestic sewage) was tested according to OECD 209.

Effect concentration on the basis of respiration inhibition after 3 hours is EC20= 189-745 mg/l, EC50=>2000mg/l,EC80=>2000mg/l.