Hydrochloric

HCl 5% to 37% — ACS and technical grade

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About Hydrochloric

Buy hydrochloric acid (HCl, CAS 7647-01-0) in 5%, 31%, and 37% concentrations from Alliance Chemical. Available in ACS Reagent Grade and Technical Grade, with container sizes from 1-quart bottles to 330-gallon IBC totes for laboratory and industrial use.

Products In This Collection

This collection includes hydrochloric acid 37% ACS Reagent Grade, hydrochloric acid 37% Technical Grade, hydrochloric acid 31% Technical Grade, and hydrochloric acid 5% Technical Grade. The 37% ACS grade features strict impurity controls with density of approximately 1.19 g/mL at 25°C, suitable for analytical and research applications.

Common Applications

Hydrochloric acid 37% ACS Reagent Grade is used for laboratory sample digestion, pH adjustment in analytical chemistry, and chemical synthesis where high purity is required. The 37% Technical Grade serves industrial metal surface treatment, oil well acidizing, ore processing, and large-scale pH control in water treatment. Hydrochloric acid 31% is preferred for steel processing where reduced fume generation improves workplace safety. The 5% dilute solution provides controlled acidity for pH adjustment, cleaning, and neutralization.

Why Buy From Alliance Chemical

All hydrochloric acid products include Safety Data Sheets (SDS) and lot-specific Certificates of Analysis (COA). Alliance Chemical ships on in-stock orders with proper DOT-compliant packaging for this Class 8 corrosive liquid. No minimum order quantity.

Related: See the Acids and Mineral Acids collections. Blog: “ACS Reagent vs Technical Grade.”

Frequently Asked Questions

What are the common applications of hydrochloric acid in industry?
Hydrochloric acid is widely used in various industries for applications such as steel pickling, metal surface treatment, pH adjustment in water treatment, oil well acidizing, and ore processing. Alliance Chemical provides high-quality HCl in different concentrations and grades to meet these industrial needs.
Which grades of hydrochloric acid does Alliance Chemical offer?
Alliance Chemical supplies hydrochloric acid in two primary grades: ACS Reagent and Technical grade. These grades ensure purity and quality, suitable for laboratory analysis and large-scale industrial applications.
What concentrations of hydrochloric acid are available from Alliance Chemical?
Alliance Chemical offers hydrochloric acid in concentrations ranging from 5% to 37%. This variety allows for flexible use across different applications, from laboratory titration to industrial-scale processing.
How should hydrochloric acid be stored safely?
Hydrochloric acid should be stored in a cool, dry, and well-ventilated area, away from incompatible materials. Use containers made of resistant materials like glass or certain plastics. Always follow safety guidelines provided by Alliance Chemical to ensure safe handling and storage.
Is hydrochloric acid safe to use in water treatment?
Yes, hydrochloric acid is commonly used for pH adjustment in water treatment. However, proper handling and safety precautions are essential. Alliance Chemical supplies technical-grade HCl suitable for water treatment processes, ensuring compliance with industry standards.
What precautions should be taken when handling hydrochloric acid?
When handling hydrochloric acid, always use appropriate protective gear, including gloves, goggles, and face masks. Ensure that work areas are well-ventilated, and follow the safety data sheet guidelines provided by Alliance Chemical for complete safety.
Can hydrochloric acid be used in laboratory settings?
Yes, hydrochloric acid is frequently used in laboratory analysis and titration processes. Alliance Chemical offers ACS Reagent grade HCl suitable for accurate and reliable laboratory applications.
How do you know which grade of hydrochloric acid to choose for your application?
The choice between ACS Reagent and Technical grade depends on the specific purity requirements of your application. For high-precision laboratory work, the ACS Reagent grade is recommended, while technical grade is sufficient for many industrial processes.