Buy Sulfuric Acid 37%–96% | Alliance Chemical

About Sulfuric

Buy sulfuric acid (H2SO4, CAS 7664-93-9) in concentrations from 37% to 96% from Alliance Chemical. Available in ACS Reagent Grade, Technical Grade, Battery Grade, and Electrolyte Grade, with sizes from quarts to 330-gallon IBC totes.

Products In This Collection

This collection includes sulfuric acid 96% ACS Grade (96–99.5 wt%, specific gravity ~1.84), sulfuric acid 93% Technical Grade, sulfuric acid 50% Electrolyte Grade (specific gravity 1.086), and sulfuric acid 37% Battery Acid (specific gravity 1.29). The 96% ACS grade features heavy metals ≤0.2 ppm and chloride ≤0.5 ppm.

Common Applications

Sulfuric acid 96% ACS Grade is used for chemical synthesis, laboratory analysis, sample digestion, and as a drying agent. The 93% Technical Grade serves industrial metal surface treatment, wastewater pH adjustment, ore processing, and manufacturing. Sulfuric acid 50% Electrolyte Grade is formulated for electrochemical cells, battery manufacturing, electroplating baths, and electrolysis systems. Battery acid at 37% is the standard for lead-acid battery maintenance.

Why Buy From Alliance Chemical

All sulfuric acid products ship with Safety Data Sheets (SDS) and Certificates of Analysis (COA). Alliance Chemical provides rapid shipping on in-stock items with DOT-compliant hazmat packaging. No minimum order.

Related: See the Acids and Mineral Acids collections. Blog: “Understanding Sulfuric Acid Concentrations.”

Frequently Asked Questions

What are the common concentrations of sulfuric acid offered by Alliance Chemical?

Alliance Chemical provides sulfuric acid in concentrations ranging from 37% (commonly used as battery acid) to 96% (ACS Reagent Grade). These various grades cater to different industrial and laboratory needs.

Is sulfuric acid safe to handle and store?

Sulfuric acid requires careful handling due to its corrosive nature. It's important to store it in a cool, dry, and well-ventilated area, in containers designed to withstand acid corrosion. Alliance Chemical emphasizes using appropriate personal protective equipment and following safety data sheets when handling the product.

How is sulfuric acid used in lead-acid batteries?

In lead-acid batteries, sulfuric acid acts as the electrolyte that facilitates the electrochemical reaction necessary for storing and releasing energy. Alliance Chemical provides battery-grade concentrations to ensure optimal performance and longevity of the batteries.

Which grade of sulfuric acid is suitable for laboratory analysis?

For laboratory applications, the 96% ACS Reagent Grade sulfuric acid is ideal due to its high purity and precise concentration. Alliance Chemical offers this grade to meet stringent laboratory standards.

Can sulfuric acid be used in metal pickling processes?

Yes, sulfuric acid is widely used in metal pickling to clean and remove rust or scale from metals. Alliance Chemical supplies sulfuric acid suitable for this application, which ensures a clean and reactive metal surface.

How much sulfuric acid is needed for my industrial application?

The quantity required depends on the specific industrial application. Alliance Chemical can provide guidance based on your unique needs, helping you determine the appropriate amount for optimal results.

What safety precautions should be considered when using sulfuric acid in chemical synthesis?

When using sulfuric acid in chemical synthesis, ensure proper ventilation, use personal protective equipment, and have spill containment measures in place. Alliance Chemical recommends adhering to safety data sheets for detailed instructions.

Which industry commonly uses sulfuric acid for water treatment?

Sulfuric acid is often used in water treatment to adjust pH levels and enhance coagulation processes. Alliance Chemical provides the necessary concentrations suited for municipal and industrial water treatment systems.

Sulfuric