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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Available aquatic toxicity data available on the reaction mass of N-[2-(2-oxoimidazolidin-1-yl)ethyl]methacrylamide and methacrylic acid are listed below:

Algae 72h-EC50 = 87 mg/L 72h-EC10 = 14 mg/L
Daphnids 48h-EC50 = 180 mg/L No data
Fish 48h-LC50 = 46.5 mg/L 32d-NOEC = 0.49 mg/L

Based on available data, fish is considered as the most sensitive species.

Additional information