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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Short-term toxicity to aquatic invertebrates

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Administrative data

Link to relevant study record(s)

Description of key information

Short-term toxicity testing to the cladoceran, Daphnia magna was conducted under GLP according to OECD guideline 202.

Key value for chemical safety assessment

Additional information

The results of the key study indicate that DPnB is not acutely toxic to Daphnia magna. The NOEC value after 48 hours of exposure was >1000 mg DPnB/L, therefore the EC50 would be >1000 mg/L.