释义 |
hydrogen fluoride [`hī·drǝ·jǝn `flu̇r´īd] INORGANIC CHEMISTRY HF The hydride of fluoride; anhydrous HF is a mobile, colorless, liquid that fumes in air, melts at -83°C, boils at 19.8°C; used to make fluorine-containing refrigerants (such as Freon) and organic fluorocarbon compounds, as a catalyst in alkylate gasoline manufacture, as a fluorinating agent, and in preparation of hydrofluoric acid. |