On contact with air it emits hydrochloric acid. Attacks many metals in presence of water. 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.
TLV not established. The substance may have effects on the lungs and respiratory tract , resulting in impaired functions. The substance can be absorbed into the body by inhalation of its vapour and by ingestion.