Nitric Acid

Nitric Acid is a highly reactive mineral acid widely used in the production of fertilizers, explosives, and specialty chemicals. It is essential for nitration processes and metal treatment. Its strong oxidizing properties and consistent quality make it a critical component in various industrial and chemical manufacturing applications.

Description

Nitric Acid Supplier India | Industrial Grade HNO3 for Fertilizers, Explosives & Metal Processing

Product Overview

Nitric Acid (HNO3) occupies a critical position in India’s industrial chemical landscape as the primary feedstock for ammonium nitrate-based fertilizers, which are essential for sustaining the country’s agricultural productivity across millions of hectares of cultivated farmland. Beyond its dominant role in fertilizer production, nitric acid serves as a powerful nitrating and oxidizing agent in the manufacture of explosives, dyes, pharmaceuticals, synthetic fibers, and specialty chemicals, while also finding application in metal pickling, etching, and passivation processes within the metallurgical and engineering sectors. The dual significance of nitric acid in both agricultural sustenance and industrial manufacturing makes its reliable supply a matter of national economic importance, and procurement professionals tasked with sourcing this chemical bear considerable responsibility for maintaining production continuity.

What distinguishes nitric acid from many other industrial acids is its powerful oxidizing nature, which introduces unique handling, storage, and transportation considerations that exceed those required for even strong mineral acids like sulfuric and hydrochloric acid. Nitric acid reacts violently with organic materials, reducing agents, and many common metals, and concentrated fuming nitric acid can decompose exothermically to release toxic nitrogen dioxide fumes. These reactivity characteristics necessitate specialized packaging in HDPE, stainless steel, or aluminum containers, dedicated storage areas segregated from incompatible substances, and transportation under hazardous goods regulations that mandate specific vehicle placarding, driver training, and emergency response equipment. Sourcing nitric acid from a distributor who understands and rigorously implements these safety requirements is essential for protecting personnel, infrastructure, and regulatory compliance.

Davar ChemTech supplies industrial-grade nitric acid (typically 65-70% concentration) to a well-established customer base spanning fertilizer producers, metal processing units, dye manufacturers, and specialty chemical formulators across India. Our Vadodara operations include dedicated storage and handling infrastructure appropriate for oxidizing mineral acids, and our logistics partners are experienced in the specialized transportation requirements that nitric acid demands. We work closely with each customer to understand their specific concentration, purity, and delivery requirements, ensuring that the material supplied matches their process needs precisely.

Key Technical Features

  • Available in standard commercial concentration (65-70% HNO3) and higher-strength grades (85-98%) for specialized nitrating and oxidizing applications
  • Low-silica and low-chloride variants for applications where trace anionic impurities affect product quality or catalyst performance
  • Supplied in 35 kg HDPE carboys, 200 kg stainless steel drums, and bulk tanker deliveries in stainless steel or aluminum tankers
  • Colorless to yellow liquid appearance with controlled nitric oxide content and visual clarity specifications
  • Complete hazardous chemical documentation including MSDS, Tremcard, and explosive material transport declarations where applicable
  • Technical advisory support for grade selection, concentration optimization, and safe handling practices specific to nitric acid applications

Industrial Applications

The ammonium nitrate fertilizer value chain accounts for the predominant share of nitric acid consumption in India, where HNO3 is reacted with anhydrous ammonia to produce ammonium nitrate, the nitrogen source in a range of fertilizer products including calcium ammonium nitrate (CAN) and nitrogen-phosphorus-potassium (NPK) compound fertilizers. The efficiency of the nitration step in this process is highly sensitive to nitric acid concentration, temperature, and the presence of catalytic impurities, making consistent acid quality from the supplier a production-critical requirement. Fertilizer plants in Gujarat, Rajasthan, and the southern states rely on Davar ChemTech for nitric acid supply that maintains their nitration reactors operating at optimal conversion efficiency and ammonia utilization rates.

In the metals industry, nitric acid is employed for stainless steel pickling and passivation, where its oxidizing properties dissolve surface iron contaminants and promote the formation of a uniform, corrosion-resistant chromium oxide layer on the metal surface. Dilute nitric acid (typically 20-30%) is used for pickling, while stronger concentrations serve for passivation treatment of fabricated stainless steel components used in pharmaceutical equipment, food processing machinery, and chemical plant construction. The effectiveness of these treatments depends on acid concentration, temperature, and exposure time, and the presence of chloride contamination in the nitric acid can cause pitting corrosion rather than the desired passivation effect. Metal processing companies across India source their nitric acid requirements through Davar ChemTech, valuing our consistent specification compliance and low-chloride product offerings.

The dye and pigment industry consumes nitric acid as a nitrating agent in the synthesis of nitroaromatic intermediates that are subsequently reduced to amines for azo dye, disperse dye, and pigment production. Nitric acid quality directly influences nitrating reaction yields, byproduct formation, and the purity of the nitro intermediates produced, which in turn affects the efficiency of downstream reduction and coupling steps. Additionally, nitric acid is used in the manufacture of explosives including TNT, nitroglycerin, and dynamite for mining and infrastructure applications, and in the production of specialty chemicals such as adipic acid (for nylon 6,6 synthesis), nitrobenzene, and dinitrotoluene. These diverse applications create a broad and sustained demand base for nitric acid across India’s chemical manufacturing landscape.

Technical Specifications

Parameter Details
Chemical Name Nitric Acid
Chemical Formula HNO3
CAS Number 7697-37-2
Concentration 65% – 70% (Commercial Grade) | 85-98% (Concentrated)
Appearance Colorless to yellow fuming liquid with characteristic pungent odor
Specific Gravity 1.40 – 1.42 (68%) at 25 C
Iron (Fe) Content Max. 2-5 ppm
Chloride (Cl) Max. 5-10 ppm
Sulfate (SO4) Max. 10-20 ppm
Packaging Options 35 kg HDPE carboys; 200 kg SS drums; Bulk SS/Aluminum tankers

 

Storage, Handling & Safety

Nitric acid is an extremely corrosive and powerful oxidizing agent that causes severe burns to all body tissues upon contact and can ignite organic materials, reducing agents, and certain metals on contact. Concentrated nitric acid decomposes to release toxic nitrogen dioxide (NO2) gas, a reddish-brown, suffocating vapor that causes pulmonary edema with potentially fatal consequences at high concentrations. Storage areas must be cool, dry, well-ventilated, and constructed entirely of compatible materials including HDPE, stainless steel (AISI 304L or 316L), or aluminum. Nitric acid must be stored strictly separately from organic compounds, flammable liquids, reducing agents, cyanides, and metallic powders, with which it can react explosively. All storage areas must have secondary containment capable of holding the full volume of the largest container, and must be equipped with fume extraction systems capable of handling NO2 emissions.

Personnel handling nitric acid must wear chemical-resistant gloves (butyl rubber or Viton), chemical splash goggles, face shields, acid-resistant clothing, and respiratory protection rated for oxidizing acid mist and NO2 gas. In case of skin contact, immediate flushing with copious water for at least 15 minutes is required, with simultaneous removal of contaminated clothing. Eye contact demands continuous irrigation for at least 15 minutes followed by urgent medical evaluation. Any person exposed to NO2 fumes, even if initially asymptomatic, must be removed to fresh air immediately and kept under medical observation for at least 24 hours due to the risk of delayed pulmonary edema. Spills should be neutralized with sodium bicarbonate or lime, and contaminated materials disposed of as hazardous waste in compliance with applicable regulations.

Supply Capability & Distribution Strength

Davar ChemTech’s nitric acid distribution capability is built on a foundation of specialized infrastructure, regulatory compliance expertise, and experienced logistics partnerships. Our Vadodara storage facility includes dedicated HDPE and stainless steel tankage for nitric acid, with secondary containment, ventilation, and emergency response equipment appropriate for oxidizing mineral acid storage. We maintain inventory levels that provide a reliable buffer against supply disruptions, and our procurement relationships with quality nitric acid producers ensure consistent access to material that meets the specifications our customers require. Our safety protocols for nitric acid handling, storage, and transportation reflect international best practices and comply with all applicable Indian hazardous chemical regulations.

Our nitric acid delivery network serves customers across India’s major industrial regions, from fertilizer plants in Gujarat and Rajasthan to metal processing facilities in Maharashtra and Tamil Nadu, dye intermediates units in Gujarat and Andhra Pradesh, and specialty chemical manufacturers across the country. We offer flexible delivery modes including carboy deliveries for small consumers, drum shipments for medium-volume buyers, and full bulk tanker loads (typically 15-20 MT) for large fertilizer and chemical plants. For customers requiring ongoing supply assurance, we offer contracted delivery programs with fixed volume commitments, price adjustment mechanisms, and priority allocation during supply tightness periods.

Quality & Trust Positioning

Davar ChemTech has built its credibility in the nitric acid market through an uncompromising commitment to safety, quality, and supply reliability. The hazardous nature of nitric acid demands that every participant in the supply chain maintains the highest standards of care, and our customers trust Davar ChemTech precisely because they know we take this responsibility seriously. From the moment nitric acid enters our custody until it is safely delivered to the customer’s receiving point, every step in our handling process reflects rigorous adherence to established safety protocols, quality verification procedures, and regulatory compliance requirements.

Our customer relationships in the nitric acid segment span multiple procurement cycles and industry cycles, reflecting the enduring trust that chemical buyers place in Davar ChemTech as a supply partner who delivers consistent quality, maintains transparent communication, and responds proactively to supply chain challenges. We provide our customers with advance notification of market developments that may affect nitric acid availability or pricing, enabling them to plan their procurement strategies with full visibility. This consultative approach to customer engagement, combined with our operational excellence in logistics and quality assurance, positions Davar ChemTech as a preferred nitric acid distributor for industrial consumers across India.

 

Require a trusted Nitric Acid supplier for fertilizer production, metal passivation, or chemical synthesis? Contact Davar ChemTech for concentration-matched grades, complete safety documentation, and scheduled deliveries across India.

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