hydrogen chloride


Hydrogen chloride is a colourless gas with a pungent odor, which forms white vapors when exposed to air and moisture. It is available commercially as an anhydrous gas or as a solution in water, known as hydrochloric acid. 1 2 It is a strong acid and is used in industry and laboratories. 3 4 It is also a component of the gastric acid in the digestive systems of most animal species, including humans. 4

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Summary The compound hydrogen chloride has the chemical formula HCl and as such is a hydrogen halide. At room temperature, it is a colourless gas, which forms white fumes of hydrochloric acid upon contact with atmospheric water vapor. Hydrogen chloride gas and hydrochloric acid are important in technology and industry. Hydrochloric acid, the aqueous solution of hydrogen chloride, is also commonly given the formula HCl.
Hydrogen chloride - Wikipedia

What is hydrogen chloride ? At room temperature, hydrogen chloride is a colorless to slightly yellow, corrosive, nonflammable gas that is heavier than air and has a strong irritating odor. On…
HYDROGEN CHLORIDE - Agency for Toxic Substances and Disease Registry

Summary At room temperature, hydrogen chloride is a colorless to slightly yellow gas with a pungent odor. On exposure to air, the gas forms dense white vapors due to condensation with atmospheric moisture. The vapor is corrosive, and air concentrations above 5 ppm can cause irritation.
Hydrogen Chloride | Medical Management Guidelines | Toxic Substance ...

Chemical Identification. Colorless to slightly yellow gas with a pungent, irritating odor. Submit as a separate sample, however, hydrogen bromide can be analyzed from the same sample. The sample is…
HYDROGEN CHLORIDE | Occupational Safety and Health Administration

Summary Hydrogen chloride (HCl) is a compound of the elements hydrogen and chlorine, which is a gas at room temperature and pressure. It is commonly prepared both on a laboratory and on an industrial scale by the reaction of a chloride, generally that of sodium (NaCl), with sulfuric acid (H 2 SO 4). Hydrogen chloride is a colourless gas of strong odour, and is a colorless liquid with a strong odor.
Hydrogen chloride | Definition, Formula, Properties, & Facts

Hydrogen chloride is less widely used, although even in the absence of water, hydrogen chloride can still act as an acid. For example, hydrogen chloride can dissolve in certain other…
Hydrochloric Acid | HCl - PubChem

Hydrogen chloride Synonyms & Trade Names Anhydrous hydrogen chloride , Aqueous hydrogen chloride , Hydrochloric acid [Note: Often used in an aqueous solution.] CAS No. 7647-01-0 RTECS No. MW4025000 DOT ID &…
CDC - NIOSH Pocket Guide to Chemical Hazards - Hydrogen chloride

Hydrogen Chloride General Information about Hydrogen Chloride Gas. Anhydrous hydrogen chloride , AHCl, is a colorless gas with a sharp, irritating odor. It is readily absorbed in water to form hydrochloric…
Hydrogen Chloride - The Chlorine Institute