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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Long-term toxicity to aquatic invertebrates

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Administrative data

Link to relevant study record(s)

Description of key information

Key value for chemical safety assessment

Additional information

Since no test data on the chronic toxicity of methacrylaldehyde (CAS 78-85-3) to invertebrates are available a conclusion by analogy approach to acrylaldehyde (CAS 107-02-8) has been applied. In a study a NOEC (64 d) of 0.0169 mg/L for Daphnia Magna was determined.