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 same-day 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.”