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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Additional information

The lowest concentration without toxic effects after 48 h exposure to fish is 25 mg/L.

The EC50,48h of dimethylmaleate for Daphnia magna is 6.51 mg/L. The NOEC and LOEC were determined to 2 and 4 mg/L, respectively.

The EC50,72h,growth of dimethylmaleate for algae is 13.34 mg/L.

An EC10,3h of 100 mg/L was derived for the inhibition of the respiration of microorganisms from activated sludge.