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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Additional information

Bromide ions would be expected to partition to water rather than soils and sediments.

Therefore, the Koc is assumed to be very low and the mobility of bromide ions in soils is assumed to be very high.

Bromide ions are not volatile, and do not evaporate from aqua solution.

2 Br--> Br2+ 2e-   -1.07 V

The above reaction is not spontaneous as it requires energy which does not occur in nature. The best example is the Dead Sea in which bromide ion concentration is high, around 7%, and bromine is not created above the sea.