Hydrochloric Acid

Description

Hydrochloric acid is a strong, colorless acid with a pungent odor.

• Chemical Formula: HCl
• CAS Number: 7647-01-0

Properties

• Appearance: Clear, colorless liquid.
• pH: Strongly acidic, typically around 0-1 for concentrated solutions.
• Density: Approximately 1.18 g/cm³ for concentrated solutions (37% HCl).
• Boiling Point: About 110 °C (230 °F) for concentrated solutions.

Applications

• Industrial Uses:

Used in the production of chemicals, including chlorine and sodium carbonate.
Employed for pH control and neutralization processes.

• Metal Cleaning and Pickling: It is commonly used to clean metals and remove rust or scale.
• Food Industry: Used as a food additive for acid regulation and in the production of gelatin.
• Laboratory Applications: Utilized for titrations and other chemical analyses.
• Water Treatment: Employed to adjust the pH of water and remove heavy metals.