Phosphoric Acid

Phosphoric Acid (H₃PO₄) by B.F.S

A Versatile Acid for Industrial, Food, and Catalyst Applications

Phosphoric Acid (H₃PO₄) is a non-volatile, inorganic acid widely used in industries ranging from chemical manufacturing and metal treatment to food processing and catalysis. At B.F.S, we supply high-quality phosphoric acid in various grades to meet the diverse needs of industrial customers around the world.

Product Overview

Chemical Name: Phosphoric Acid
Chemical Formula: H₃PO₄
Molecular Weight: 98.00 g/mol
Appearance: Clear, colorless to slightly yellow, syrupy liquid
Solubility: Completely miscible with water
Grades Available:
- Industrial Grade (75%–85%)
- Food Grade (upon request)

Key Applications

🏭 Industrial Applications

Catalyst in Hydrocarbon Processing Used in olefin hydration and alkylation reactions, especially in solid phosphoric acid (SPA) catalysts for petrochemicals.
Metal Surface Treatment Phosphoric acid is widely used for rust removal, metal cleaning, and phosphate coating in the steel and automotive industries.
Water Treatment Acts as a pH stabilizer, corrosion inhibitor, and nutrient additive in water purification processes.
Fertilizer Production A precursor in the manufacture of phosphate-based fertilizers such as MAP and DAP.

🧪 Chemical Synthesis

Used as a dehydrating agent, acid catalyst, and buffering agent in laboratory and industrial-scale syntheses.

🍬 Food & Beverage Industry

Food-grade phosphoric acid is used for acidification and flavor enhancement in carbonated drinks and processed foods.

Specifications (Typical for 85% Grade)

Property	Value
Purity (H₃PO₄)	≥ 85%
Appearance	Clear, colorless liquid
Specific Gravity (20°C)	1.685
Chloride Content	< 0.001%
Heavy Metals	< 10 ppm
Packaging	HDPE drums, IBC tanks, bulk tankers