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Description of key information

Estrone is considered not highly flammable and has no pyrophoric properties. Estrone does not liberate gases in hazardous amounts in contact with water and the substance is not self-heating. 

Key value for chemical safety assessment

non flammable

Additional information

No ignition was observed in the preliminary screening test according to EU method A.10. Therefore, the substance is considered not highly flammable.

Justification for classification or non-classification