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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to other aquatic organisms

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Administrative data

Link to relevant study record(s)

Description of key information

Additional information

D,L-Methionine with a concentration of 20 mM showed no toxic effect to the tubificid worm Tubifex tubifex and has an protective effect to the toxicity of copper to the tubificid worm (Khangarot and Rathore 2004).