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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

No reliable standard study is available for carcinogenicity.

Key value for chemical safety assessment

Carcinogenicity: via oral route

Endpoint conclusion
Endpoint conclusion:
no study available

Carcinogenicity: via inhalation route

Endpoint conclusion
Endpoint conclusion:
no study available

Carcinogenicity: via dermal route

Endpoint conclusion
Endpoint conclusion:
no study available

Justification for classification or non-classification

No reliable standard study is available for carcinogenicity.

Based on data reported by Furst, 1988 about a mixture of manganese dioxide and manganese powder there is reasonably no concern about carcinogenicity of manganese dioxide.

MnO2 is not classified for Carcinogenicity according to annex VI of CLP Regulation (EC n.1272/2008).

Additional information

No reliable standard study is available for carcinogenicity.

No carcinogenicity were observed after intramuscular injection and oral administration of a suspensions of manganese dioxide and manganese powder into F344 rats and Swiss albino mice (see Furst, Tumorigenic effect of an organomanganese compound on F344 rats and Swiss albino mice, Journal of NationalCancer Institute, 60(5): 1171-1173, 1978 mentioned in SIDS Dossier of MnO2 approved at SIAM 25 (17 -18 October 2007)).