Phosphoric Acid 85% – H₃PO₄ | CAS 7664-38-2

Product Overview

Phosphoric acid 85% is a highly concentrated, viscous mineral acid widely used across industries for its acidity, reactivity, and solubility. This triprotic acid serves as a powerful descaling agent, a chemical intermediate, and an essential additive in food processing and fertilizers. Known chemically as H₃PO₄, it consists of one oxo and three hydroxy groups bonded to a central phosphorus atom. It is also used as a pH adjuster, buffering agent, and component in analytical chemistry. Its high purity and strength make it ideal for demanding industrial and laboratory applications.

Key Industries

• Chemical Manufacturing – Intermediate in production of phosphate compounds and cleaners
• Food & Beverage – Used as an acidity regulator and flavor enhancer (E338)
• Pharmaceuticals – Functions as a pH adjuster and excipient in formulations
• Fertilizer Production – Primary ingredient in various phosphate-based fertilizers
• Textile & Leather Processing – Involved in dyeing, cleaning, and finishing operations
• Cleaning Products – Effective at removing mineral scale and rust deposits
• Water Treatment – pH control and scale inhibition in industrial systems
• Metallurgy – Used in pickling and surface preparation processes
• Laboratory & Research – Common component in buffer solutions and analytical protocols

Packaging Options

This product is available in a variety of packaging sizes to meet both small-scale laboratory and large-scale industrial needs. Custom volumes and container types are available upon request, ensuring flexibility for your application and storage requirements.