Other Names:
Muriatic Acid, Hydrogen Chloride Solution, Spirits of Salt, Chlorohydric Acid, Acide Chlorhydrique, Chlorwasserstoff, Chloorwaterstof, Anhydrous Hydrochloric Acid
Specification Summary
- Purity: 30–38% (Industrial/Technical Grade), up to 99.999% trace metals basis (Analytical Grade)
- Form: Clear, colorless to slightly yellow, highly corrosive liquid
- CAS No.: 7647-01-0
- Molecular Formula: HCl
- Molecular Weight: 36.46 g/mol
Product Description
Hydrochloric Acid is a strong, highly corrosive mineral acid presented as a clear, colorless to slightly yellow liquid. It is completely miscible with water, forming highly acidic solutions with pH values below 1. The acid is non-flammable but highly reactive, especially with bases and many metals, releasing hydrogen gas. Hydrochloric acid is known for its powerful cleaning, descaling, and pH adjustment abilities, making it indispensable across a wide range of industries.
Hydrochloric Acid Specification Table
| Property | Specification / Value |
| Chemical Name | Hydrochloric Acid |
| Other Names | Muriatic Acid, Spirits of Salt |
| CAS Number | 7647-01-0 |
| Molecular Formula | HCl |
| Molecular Weight | 36.46 g/mol |
| Appearance | Clear, colorless to slightly yellow liquid |
| Purity (HCl) | 30–38% (common grades) |
| Density (20°C, 37% sol.) | 1.18–1.19 g/cm³ |
| Melting Point | -25°C to -35°C |
| Boiling Point | 57–85°C (depends on concentration) |
| pH (1M Solution) | <1 |
| Solubility in Water | Completely miscible |
| Vapor Pressure (20°C) | ~125 mbar |
| Corrosivity | Highly corrosive to skin, eyes, and metals |
| Odor | Pungent, irritating |
Downloadable TDS
A comprehensive Technical Data Sheet (TDS) is available, providing detailed chemical, physical, and safety information, as well as handling, storage, and regulatory compliance guidelines.
Application Sectors and Industries of Hydrochloric Acid
Metal Cleaning and Pickling
Hydrochloric acid is extensively used for cleaning and pickling metal surfaces, especially steel. It removes rust, scale, and oxide layers, preparing metals for further processing such as galvanizing, plating, or painting.
Industrial Equipment Descaling
The acid is highly effective in descaling boilers, heat exchangers, and cooling towers by dissolving limescale and mineral deposits, thus improving operational efficiency and prolonging equipment life.
Chemical Manufacturing
Hydrochloric acid is a key reagent in the synthesis of chlorides, fertilizers, dyes, and a wide range of organic and inorganic chemicals. It is also used in the production of polyvinyl chloride (PVC) and other polymers.
Oil and Gas Industry
Used for oil well acidizing, hydrochloric acid enhances oil and gas recovery by dissolving carbonate formations and removing blockages. It is also employed in refining to remove impurities from crude oil and natural gas.
Food Processing
In the food industry, hydrochloric acid is used for pH control, food additive production, and as a processing aid in the manufacture of products such as gelatin and corn syrup. It also helps sanitize and descale processing equipment.
Water and Wastewater Treatment
Hydrochloric acid is utilized for pH adjustment, neutralization of alkaline wastewater, and removal of heavy metals. It helps maintain water quality in municipal and industrial systems.
Construction and Building Materials
The acid is used in the production of building materials, such as concrete and bricks, and for cleaning masonry surfaces. It helps remove efflorescence and mineral stains from stone and tile.
Pharmaceuticals and Laboratory Reagents
Hydrochloric acid is vital for pharmaceutical synthesis, pH adjustment, and as a laboratory reagent for titrations and sample preparation.
Textile and Leather Processing
Used to neutralize alkaline residues, adjust pH, and clean equipment, hydrochloric acid plays a role in dyeing, tanning, and finishing textiles and leather goods.
Mining and Ore Processing
Hydrochloric acid is used for ore beneficiation, metal extraction, and pH control in flotation processes, supporting efficient mineral recovery.
Packaging Types
- 25 kg HDPE Drums:
Chemically resistant, sealed drums for safe storage and handling in small to medium quantities. - 50 kg HDPE Drums or Carboys:
Durable containers for industrial-scale users, ensuring product stability and safety during transport. - 200 kg HDPE or Steel Drums:
UN-certified drums for bulk transport and storage, suitable for large-scale industrial applications. - 1,000 kg IBC Tanks (Intermediate Bulk Containers):
Large, reusable containers for efficient storage and transport in manufacturing and water treatment facilities. - Bulk Tankers:
Used for direct delivery to major industrial customers, minimizing handling and contamination risks. - Custom Packaging:
Available for high-purity, analytical, or laboratory-grade requirements, including tamper-evident and lined options.
For detailed product specifications, safety data, and regulatory compliance, please download the Technical Data Sheet (TDS) or contact our technical support team.
