Description Orthophosphoric acid (H₃PO₄) is a viscous, syrup-like liquid with a pale yellowish-green hue. Available as a concentrated solution (73–85%), it is completely odorless and exhibits excellent solubility in water, ethanol, and other polar solvents.
Key Uses:
Cleaning & Corrosion Control: Key ingredient in rust removers, descalers, and anti-corrosion treatments for metal surfaces.
Food Industry: Approved additive E338 — acidity regulator in soft drinks, dairy products, processed meats, and baked goods.
Wood Processing: Flame-retardant treatment to improve fire resistance of timber and wood-based materials.
Paints & Coatings: Component in manufacturing fire-resistant and intumescent paints.
Chemical Synthesis: Versatile reagent and catalyst in organic and inorganic chemical processes.
Agriculture: Essential raw material for producing phosphate-based animal feed supplements and mineral fertilizers.