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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

In a 3-h respiration inhibition acute toxicity study according to OECD 209 sewage sludge micro-organisms were exposed to the test item. The emulsifier Tween 80 was used for solving the test item in the test medium. Nominal concentrations were 10, 32, 100 and 320 mg/L. 3,5-Dichlorophenol was used as reference substance. The IC50 of the reference substance was 6.6 mg/L, the IC50 of the test item was estimated to be > 320 mg/L. No effects occured in the solvent control.

Key value for chemical safety assessment

EC50 for microorganisms:
320 mg/L

Additional information