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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Description of key information

An extensive review of literature (Assessment of Genotoxicity and Carcinogenicity of inorganic-forms of Manganese, MHRP 2009) concluded through weight-of-evidence that the registered substance, trimanganese tetraoxide, is not carcinogenic. This is further supported by the UK HSE report Manganese and its inorganic compounds (EH64 1999), which concludes that there is no evidence linking Manganese and its inorganic compounds to carcinogenicity in humans. The Scientific Committee on Occupational Exposure Limits (SCOEL 2009) states “data on carcinogenicity mutagenicity and genotoxicity are inconclusive and inadequate to establish a definitive position on the carcinogenicity on manganese and its compounds

Key value for chemical safety assessment

Justification for classification or non-classification

See short description of key information.

Additional information