Nitric Acid, Hydrogen Nitrate, Kezzap, Azotic Acid, Aqua Fortis, Hydrogen Nitrate, 7697-37-2

Nitric Acid, Hydrogen Nitrate, Kezzap, Azotic Acid, Aqua Fortis, Hydrogen Nitrate, 7697-37-2

🔹 General Information

• Chemical Name: Nitric Acid

• Molecular Formula: HNO₃

• Molecular Weight: 63.01 g/mol

• CAS Number: 7697-32-2

• Other Names: Hydrogen Nitrate, Azotic Acid, Aqua Fortis, Fuming Nitric Acid, Red Fuming HNO₃, Kezzap

🔹 Physical Properties

• Appearance: Colorless or yellowish liquid

• Odor: Sharp, suffocating smell

• Boiling Point: 83–121 °C (depending on concentration)

• Melting Point: -42 °C

• Density (20 °C): 1.41 g/ml

• Solubility: Completely soluble in water

• Characteristics: Hygroscopic, highly corrosive, fuming in concentrated form

🔹 Concentration Forms

• 56% Solution: Common commercial form

• 60% Concentrated Form

• 85% Fuming Form: Emits visible fumes

• 90% High-Strength Form

🔹 Chemical Properties

• pH: -1.4 (extremely acidic)

• Reactivity: Strong oxidizing agent, reacts violently with metals and organics

• Class: Corrosive mineral acid

🔹 Applications

1. Agriculture & Fertilizers

• Used in the production of ammonium nitrate, sodium nitrate, potassium nitrate, and calcium nitrate

• Soil pH adjustment and crop yield improvement

2. Explosives & Chemical Industry

• Essential in manufacturing explosives, gunpowder, and fireworks

• Synthesis of nitro-organic compounds

3. Polymers & Textiles

• Required for nylon intermediates (adipic acid, caprolactam)

• Used in cyclohexanone production

4. Metals & Surface Treatment

• Stainless steel pickling and polishing (with hydrofluoric acid)

• Gold and silver surface cleaning

• Production of pickling gels

5. Food & Dairy Industry

• Cleaning of milk tanks, pipelines, and heat exchangers

• Removal of organic residues, fats, and proteins

6. Water & Wastewater Treatment

• Combined with sulfuric acid for metal removal

• Nitrogen source in microbial processes

7. Other Uses

• Boiler and heat exchanger cleaning

• Pigment production

• Selenium dioxide synthesis

• Argon welding residue removal

• Soil treatment in orchards (pH reduction, weed control)

🔹 Packaging & Shipment

• Nitric Acid 56%:

  • 80 kg drums

  • 1400 kg IBC (returnable or non-returnable)