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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

No bioaccumulation is expected for "Neutralisation and reduction products of bauxite residue from refinement process" and its relevant solubility product, aluminium ions, due to very low log Kow of inorganic substances.


In general, metals do not biomagnify unless they are present as, or having the potential to be present, in an organic form (e.g. methylmercury). Organometals tend to be lipid-soluble, are not metabolised, and are efficiently assimilated upon dietary exposure. The available evidence shows the absence of aluminium biomagnification across trophic levels both in the aquatic and terrestrial food chains. The existing information suggests not only that aluminium does not biomagnify, but rather that it tends to exhibit biodilution at higher trophic levels in the food chain.

Additional information