Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water. Solutions of HF are colorless, acidic and highly corrosive. A common concentration is 49% (48–52%) but there are also …

Hydrogen fluoride (fluorane) is an inorganic compound with chemical formula H F. It is a very poisonous, colorless gas or liquid that dissolves in water to yield hydrofluoric acid.

氢氟酸 是 氟化氢 的 水 溶液，具有强烈的 腐蚀性，纯氟化氢有时也称作无水氢氟酸。 实验室中用 萤石 （氟化钙 CaF 2）和浓 硫酸 来制造氢氟酸。 [1] 加热到250℃时，这两种物质便反应生 …

2024年9月6日 · Hydrogen fluoride is a colorless gas or liquid that can cause severe damage to the body. Signs and symptoms depend on the amount, how someone was exposed, and how …

Hydrogen Fluoride (HF) is a commonly used substance on campus, but a very dangerous one. As an anhydrous material, it is a colorless gas or fuming liquid. Anhydrous HF has a boiling point …

2015年12月10日 · Hydrofluoric acid, hydrogen fluoride in water, has many uses in research laboratories. HF can be used to etch silicon for semiconductor work and can also be used to …

Hydrofluoric acid, a solution of hydrogen fluoride gas (HF) in water, is one of the most corrosive and dangerous chemicals encountered in the laboratory. Exposure to HF can cause severe …

Hydrofluoric acid (CAS#7664-39-3) is the aqueous form of hydrogen fluoride gas, miscible with water. Both versions are commonly referred to as HF in research and industry. It has a …

Hydrofluoric acid (HF) is an extremely toxic and corrosive liquid. Solutions containing HF can cause serious health effects through any route of exposure. In addition to acid burns, the HF …

Hydrofluoric acid (HF) differs from other acids because it readily penetrates the skin and dissociates into fluoride ions, causing destruction of deep tissue layers, including bone. Pain …