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Fluoroboric Acid

Fluoroboric acid is an inorganic compound with the chemical formula HBF4. It belongs to strong inorganic acids and is a colorless and transparent liquid that is miscible with water and alcohols. However, it is hydrolyzed in water and decomposes when heated to 130 degrees Celsius. It is toxic and highly corrosive. Mainly used for cleaning and corroding metal surface oxides and silicate films. Fluor