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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

This study has been performed on DMH (Dimethyl Hydantoin)and has been used for read-across purposes. 
There were no apparent treatment related effects upon the survival, reproduction or growth of Daphnia Magna exposed to concentrations
< 116 mg/L DMH. Survival was affected by 50 % at 116 mg/L after day 21. LC50 (21 days) = 116 mg/L.

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates
Effect concentration:
70.9 mg/L

Additional information