Hydrogen fluoride* (HF) is used in the chemical industry, the petrochemical industry and for nuclear technology.Hydrogen fluoride is used in the the following applications:Chemical industry: for manufacturing of organic and inorganic fluorine compounds Petrochemical industry: as catalyst for manufacturing of high octane gasoline (alkylation) Nuclear technology: for manufacturing and reprocessing of fuel elements*Goods labelled as “dual use” are subject to special controls and export restrictions in most countries. Before exporting such goods the exporter must apply for an appropriate export licence from the competent authority. For deliveries within the EU, for example, the seller must include an appropriate note in the commercial papers in accordance with article 22, paragraph 10, of the dual use regulation.