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Hydrochloric Acid

Hydrochloric Acid

Hydrochloric Acid is a colorless to slightly yellow liquid with a pungent and irritating odor. It is produced by dissolving hydrogen chloride gas in water. The acid is highly soluble in water, which means it readily mixes and forms a solution. It is known for its strong acidic properties, with a pH value of less than 1.

Chemical Formula:

HCl

CAS Number:

7647-01-0

Synonyms:

Hydrochloric Acid (HCl), Muriatic acid, Spirit of salt, Chlorohydric acid, Marine acid, Sulfonium chloride, Chlorane, Acidum salis

Characteristics

Molar Weight

36.46 g/mol

Melting Point

-26.3 °C

Boiling Point

85 °C

Solubility

Highly soluble in water

Density

1.18 g/cm³ (at 20°C)

Forms

Colorless to slightly yellow liquid

Odor

Pungent, sharp, and irritating odor

USES AND APPLICATIONS

Key applications

  • Chemical synthesis and manufacturing.
  • Metal cleaning and pickling.
  • pH adjustment and water treatment.
  • Food processing and pH control.
  • Oil well acidizing.

Industries

  • Chemical industry
  • Metal industry
  • Mining industry
  • Water treatment
  • Food industry
  • Laboratory and research
  • Oil and gas industry
  • Textile industry
  • Pharmaceutical industry
  • Cleaning and sanitization

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