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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Key value for chemical safety assessment

Additional information

The ability of cerium metal to induce genetic damage was assessed by reading-across from in vitro tests on cerium carbonate using the mammalian chromosome aberration and in vitro mammalian cell gene mutation protocols.


Short description of key information:
No indication of genetic toxicity based on in vitro mammalian chromosome aberration and in vitro mammalian cell gene mutation test results.

Endpoint Conclusion: No adverse effect observed (negative)

Justification for classification or non-classification

Based on the available data, cerium metal does not warrant classification for mutagenicity.