CAS No. 7664-39-3 Hydrogen Fluoride Factory. Characteristics of Hydrogen Fluoride
Hydrogen fluoride, with the chemical formula HF, is a highly corrosive, colorless gas or liquid at room temperature. It is a binary compound composed of hydrogen and fluorine atoms. Hydrogen fluoride is used in various industries due to its unique properties. Here are some key characteristics of hydrogen fluoride:
Physical Properties:
Appearance: Colorless gas or liquid.
Boiling Point: 19.54 °C (67.17 °F).
Melting Point: −93.75 °C (−136.75 °F).
Density: 1.149 g/cm³ (at 20 °C).
Solubility: Completely miscible with water; forms a solution known as hydrofluoric acid.
Chemical Properties:
Acidity: Hydrogen fluoride is a weak acid, but it is highly reactive and corrosive.
Reactiveness: It reacts with most metals and their oxides, making it useful for etching glass and ceramics.
Hygroscopic: Absorbs moisture from the air.
Uses:
Chemical Processing: It is used in the production of polymers, plastics, and other organic compounds.
Etching and Cleaning: Used in the semiconductor industry for cleaning and etching silicon wafers.
Petroleum Industry: As a component of superacids in oil refining.
Metallurgy: For the extraction of metals such as uranium and aluminum.
Safety Concerns:
Toxicity: Hydrogen fluoride is highly toxic and can cause severe burns upon contact with skin or eyes.
Health Effects: Inhalation can lead to serious health problems including lung damage, cardiac arrhythmia, and bone damage due to fluoride ion absorption.
Corrosivity: It can penetrate and destroy tissue and bone.
Suppliers of hydrogen fluoride are typically chemical manufacturers and distributors that cater to industrial uses.
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