The substance decomposes on heating and on burning producing toxic and corrosive fumes including hydrogen fluoride and fluorine. The substance is a strong acid, it reacts violently with bases and is corrosive. The substance is corrosive to the eyes, the skin and the respiratory tract. Corrosive on ingestion. The effects may be delayed.
Medical observation is indicated.
The substance may have effects on the bones and teeth , resulting in fluorosis. The substance can be absorbed into the body by inhalation of its aerosol and by ingestion.