Phosphoric Acid
CAS No: 7664-38-2
Phosphoric Acid is a multi-functional, high-purity acid with excellent buffering and anti-corrosive properties. Widely used in food-grade applications, fertilisers, and industrial formulations, it offers consistent performance and reliability. Our Phosphoric Acid is manufactured to meet rigorous standards, ensuring optimal results in diverse applications.
Synonyms
Orthophosphoric Acid, o-phosphoric acid
Formula
H₃PO₄
CAS No
7664-38-2
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Properties
- Molecular weight: 97.995
- Aggregation state: transparent crystalline solid (pure), liquid (85%)
- density: (25°C) 1.6845 g/cm3 (85% liquid), 1.834 g/cm3 (solid)
- Boiling point: 212°C
- Melting point: 40-42.4°C
- Refractive index: (25°C) 1.4320 (85% aqueous solution)
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Key applications
- Anti-rust treatment
- Prevent iron oxidation
- Phosphoric acid fuel cells
- Activated carbon production
- Compound semiconductor processing
- Microfabrication to etch silicon nitride
- Microfabrication to etch aluminium
- pH adjuster in cosmetics and skin-care products
- Sanitizing agent in the dairy, food, and brewing industries
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Industries
- Fertiliser Production
- Food and Beverage
- Pharmaceuticals
- Water Treatment
- Metal Processing
- Construction
- Detergent and Cleaning Products
- Chemical Manufacturing