Orthophosphoric Acid CAS#7664-38-2
Phosphoric Acid, chemical formula H₃PO₄ and CAS#7664‑38‑2, is a multifunctional inorganic acid vital to numerous industries. Capable of reacting with a broad variety of substances, orthophosphoric acid represents the most prevalent form of phosphoric acid — and our product follows this standard.
Orthophosphoric Acid CAS#7664-38-2
| Chemical Name | Phosphoric Acid (Orthophosphoric Acid) |
| CAS No. | 7664‑38‑2 |
| Molecular Formula | H₃PO₄ |
| Molecular Weight | 97.99 g/mol |
| Concentration | 85% aqueous solution |
| Density | 1.834 g/cm³ (at 20°C) |
| Boiling Point | 158.8°C |
| Melting Point | 42.35°C |
| Viscosity | 1.53 cP (at 25°C) |
| Appearance | Clear, colorless, and odorless liquid |
| Solubility | Highly miscible with water and ethanol |
| Available Grade | Industrial Grade / Food Grade |
Orthophosphoric Acid CAS#7664-38-2
Our Orthophosphoric Acid is well‑acknowledged for its versatile performance, establishing it as an indispensable chemical across multiple industries:
Fertilizer Production: Acting as a vital raw material for phosphorus‑based fertilizers, it helps boost crop yields and improve soil fertility.
Food and Beverage Industry: Applied as a pH regulator and acidulant to maintain proper pH balance in food and beverage products.
Metal Treatment: Within the metal‑working sector, orthophosphoric acid is adopted for rust removal, metal cleaning and different metal surface treatment processes.
Detergents and Cleaners: It functions as an acidic cleaning agent, supplying sufficient acidity to decompose and eliminate stubborn stains efficiently.
Water Treatment: It is used for pH adjustment during water‑treatment workflows to guarantee stable water quality and safety.
Pharmaceuticals: In pharmaceutical manufacturing, it participates in the production of specific medicines and acts as one ingredient for diverse medicinal preparations.
