Ammonium Chloride
Ammonium Chloride is widely used in fertilizers, pharmaceuticals, textiles, and dry cell battery manufacturing. It functions as a nitrogen source, fluxing agent, and pH regulator. With excellent solubility and stable composition, ammonium chloride ensures reliable process efficiency and consistent industrial performance.
Description
Ammonium Chloride (NH₄Cl) — Industrial-Grade Nitrogen Compound & Flux Agent Supplier
Ammonium chloride occupies a distinctive position in the Indian chemical supply landscape owing to its versatility across agricultural, metallurgical, electrochemical, and pharmaceutical manufacturing processes. Unlike many single-application industrial salts, ammonium chloride serves fundamentally different functions in different industries — as a nitrogen source in fertilizers, an ionic flux in soldering and brazing, an electrolyte in dry cell batteries, and a nitrogen donor in pharmaceutical synthesis. This functional breadth means that procurement teams sourcing ammonium chloride must carefully match the grade, particle size, and purity level to their specific end use. Davar ChemTech, headquartered in Vadodara, Gujarat, supplies multiple grades of ammonium chloride to industrial consumers throughout India, backed by comprehensive quality documentation and application-specific technical guidance.
The dual identity of ammonium chloride as both a nitrogen fertilizer and a metallurgical flux creates particular challenges for industrial buyers. Agricultural consumers prioritize nitrogen content, low sodium impurity, and rapid soil dissolution, while metalworking operations require consistent particle morphology, controlled moisture content, and minimal metallic contamination that could interfere with fluxing performance. These divergent quality priorities mean that a single generic grade of ammonium chloride rarely satisfies all applications optimally. Davar ChemTech addresses this by offering differentiated grades — agricultural, technical, and battery-grade — each processed and specified to meet the performance requirements of its target application. Our pre-shipment quality verification includes assay confirmation, particle size analysis, and impurity profiling, ensuring that the material you receive is matched to your process requirements.
Key Product Attributes
- Available in agricultural grade (99.0%+ NH₄Cl), technical grade (99.5%+), and battery grade with iron content below 5 ppm
- White crystalline powder or granular form with consistent particle size distribution for predictable dissolution and fluxing behavior
- Nitrogen content of approximately 26.0%, making it a highly concentrated nitrogen source for fertilizer blending and direct soil application
- Excellent water solubility (37.2 g/100 mL at 20°C) enabling rapid dissolution in aqueous process streams and soil moisture
- Supplied in 25 kg and 50 kg HDPE woven bags with PE inner liner; bulk Jumbo bags available for high-volume agricultural and industrial consumers
- GHS classification as acute toxicity Category 4 (oral) and eye irritation Category 2A; full safety data sheet and handling guidance provided
Industrial Applications
Multi-Sector Application Profile
| Industry / Sector | Application / Reason for Use |
| Agriculture & Fertilizers | Nitrogen fertilizer for rice, wheat, and cotton cultivation; particularly effective in alkaline soils where ammonium ions help moderate soil pH while supplying crop-available nitrogen |
| Dry Cell Batteries | Electrolyte component in zinc-carbon (Leclanché) dry cells; provides ammonium chloride electrolyte solution that conducts current between zinc anode and manganese dioxide cathode |
| Metalworking & Soldering | Fluxing agent for soldering, brazing, and tinning of ferrous and non-ferrous metals; removes oxide films from metal surfaces to promote clean solder joints |
| Pharmaceuticals | Nitrogen source in API synthesis; expectorant ingredient in cough medicines; pH adjustment agent in urinary alkalinizing formulations |
| Textile Processing | Dyeing auxiliary and acidifying agent in textile printing; provides ammonia release during steaming that fixes dyes to cellulosic fibers |
| Water Treatment | Corrosion inhibitor in boiler water treatment programs; forms protective oxide layers on metal surfaces while providing pH buffering |
Agriculture represents the largest single market for ammonium chloride in India, where it is valued as a nitrogen fertilizer particularly suited to rice and cotton cultivation. Unlike urea, which can volatilize as ammonia when surface-applied without incorporation, ammonium chloride’s chloride component helps retain ammonium ions in the root zone, reducing nitrogen losses and improving fertilizer use efficiency. In rice paddies, the chloride ion also plays a beneficial role in suppressing certain soil-borne diseases and improving crop resistance to lodging. Furthermore, ammonium chloride is especially effective in alkaline and saline-alkaline soils predominant in states like Gujarat, Rajasthan, and Uttar Pradesh, where the ammonium ion’s acidifying effect helps bring soil pH closer to the optimal range for nutrient availability. Davar ChemTech supplies agricultural-grade ammonium chloride with guaranteed nitrogen content of 26.0% and strict limits on sodium and heavy metal impurities, ensuring that farmers receive predictable nutrient value with every application.
The dry cell battery industry consumes a significant volume of high-purity ammonium chloride as the primary electrolyte component in zinc-carbon cells, which remain the most widely used primary battery type in India for household and general-purpose applications. Within the battery cell, ammonium chloride dissolves in water to form an electrolyte solution that facilitates ionic current flow between the zinc anode and the manganese dioxide cathode. The purity of the ammonium chloride directly influences battery shelf life, discharge capacity, and leakage resistance — iron contamination above 10 ppm accelerates zinc anode corrosion and reduces cell performance, while excessive moisture content can trigger premature self-discharge during storage. Davar ChemTech’s battery-grade ammonium chloride is specifically processed to minimize iron and heavy metal content, with particle size controlled to ensure rapid and complete dissolution during battery assembly.
In metalworking and soldering applications, ammonium chloride functions as a highly effective ionic flux that removes oxide films from metal surfaces at elevated temperatures. When heated, ammonium chloride decomposes to release hydrogen chloride and ammonia gases, which chemically reduce metal oxides and expose clean, oxide-free metal surfaces ready for solder wetting. This reaction is particularly important in hot-dip galvanizing, where ammonium chloride flux blankets applied to steel surfaces before immersion in molten zinc ensure complete zinc adhesion and uniform coating thickness. The quality of the ammonium chloride flux directly affects galvanizing quality — impurities such as sodium sulfate or calcium salts can cause flux inclusions in the zinc coating, resulting in bare spots or coating defects. Davar ChemTech supplies technical-grade ammonium chloride with low sulfate and calcium content specifically tailored for hot-dip galvanizing and precision soldering operations.
Technical Specifications
| Parameter | Details |
| Chemical Name | Ammonium Chloride (NH₄Cl) |
| CAS Number | 12125-02-9 |
| Purity (NH₄Cl) | ≥ 99.0% (Agricultural) / ≥ 99.5% (Technical) |
| Appearance | White crystalline powder or granules |
| Nitrogen Content | ≥ 26.0% |
| Moisture | ≤ 0.5% |
| Iron (Fe) | ≤ 5 ppm (Battery Grade) / ≤ 30 ppm (Technical) |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Sulfate (SO₄) | ≤ 0.02% |
| Solubility | 37.2 g/100 mL at 20°C (water) |
| pH (5% Solution) | 4.5–5.5 |
| Packaging Options | 25 kg / 50 kg HDPE PP bags with PE liner / 500 kg Jumbo bags |
| Shelf Life | 24 months (store in cool, dry, well-ventilated area) |
Storage, Handling & Safety
Ammonium chloride should be stored in a cool, dry, and well-ventilated warehouse, protected from direct sunlight and moisture. Although not classified as a dangerous good for transport, ammonium chloride is an irritant and carries GHS hazard statements H302 (harmful if swallowed) and H319 (causes serious eye irritation). Bags should be stored on pallets with adequate clearance from walls and flooring to prevent moisture wicking from concrete surfaces. Workers handling ammonium chloride powder should wear appropriate personal protective equipment including dust masks or respirators to avoid inhalation of fine crystalline dust, chemical safety goggles to prevent eye contact, and protective gloves to minimize skin irritation. In the event of eye contact, flush immediately with copious amounts of water for at least 15 minutes and seek medical attention if irritation persists. Ammonium chloride decomposes upon heating above 340°C to release ammonia and hydrogen chloride gases, which are toxic and corrosive. Consequently, ammonium chloride must not be stored near heat sources, open flames, or in proximity to strong acids or strong alkalis. Spills should be collected using appropriate personal protective equipment, swept into sealed containers, and disposed of in accordance with local environmental regulations.
Supply & Distribution Capabilities
Davar ChemTech maintains a dedicated ammonium chloride inventory at our Vadodara distribution center, with segregated storage for agricultural, technical, and battery-grade materials to prevent cross-contamination. Our strategic location on the NH-8 industrial corridor provides efficient highway access to major agricultural and industrial regions across western, central, and northern India. We serve fertilizer blenders in Gujarat and Madhya Pradesh, battery manufacturers in Maharashtra and Karnataka, galvanizing plants in Rajasthan and Tamil Nadu, and pharmaceutical companies throughout the country. Whether you require a single pallet for laboratory evaluation or full truckload deliveries for continuous production consumption, our logistics team coordinates delivery scheduling to align with your production calendar. Each consignment is accompanied by a Certificate of Analysis, Material Safety Data Sheet, and GST-compliant invoicing documentation.
Quality Assurance & Vendor Reliability
Davar ChemTech’s approach to ammonium chloride supply reflects our understanding that this chemical serves critically different functions in different industries, and that a one-size-fits-all quality approach is insufficient. Our incoming inspection protocols include grade-specific testing parameters — battery-grade material undergoes iron content analysis by ICP-OES with a 5 ppm ceiling, while agricultural-grade material is tested for nitrogen content, sodium impurity, and moisture. This grade-specific quality assurance ensures that every shipment meets the performance expectations of its intended application. We maintain batch-level traceability records that allow full supply chain tracking from source to delivery, supporting our customers’ internal audit requirements and regulatory compliance documentation needs. When you partner with Davar ChemTech for ammonium chloride supply, you gain access to a supplier that understands the technical nuances of your application and delivers material that performs consistently in your process.
Require a dependable ammonium chloride supplier with differentiated grades and pan-India reach? Get in touch with Davar ChemTech today for specifications, competitive quotes, and sample shipments.
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