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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Description of key information

In a 33 day fish early life stage test (FELS), the NOEC of MBB to Danio rerio (Zebrafish) was 0.325 mg/L, based on mean measured concentration. The NOEC is based on significant effects on post hatch and overall survival at the next highest test concentration (1.0 mg/L).

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
0.325 mg/L

Additional information