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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 EC50 value was determined to be greater than 1000 mg/L and also the EC10 was determined to be greater than 1000 mg/L (based on active ingredient concentration).

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
1 000 mg/L

Additional information

The toxicity to microorganisms for Ureidomethacrylate 50% in water was determined in a GLP short-term respiration test according to OECD guideline 209 using domestic activated sludge. After 180 min an EC20 of > 1000 mg/L(based on active ingredient conc.) or > 2000 mg/l (nominal effect conc.) was obtained (BASF AG 2013).