Liquid Ammonia

    • Product Name: Liquid Ammonia
    • Chemical Name (IUPAC): Azane
    • CAS No.: 7664-41-7
    • Chemical Formula: NH3
    • Form/Physical State: Liquid
    • Factroy Site: China Salt Building, Lianhuachi, Guangwai Street, Fengtai District, Beijing, P.R.China
    • Price Inquiry: sales3@liwei-chem.com
    • Manufacturer: China National Salt Industry Corporation
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    Specifications

    HS Code

    879873

    Chemicalformula NH3
    Molecularweight 17.03 g/mol
    Appearance Colorless liquid
    Odor Pungent, suffocating
    Boilingpoint -33.34°C
    Meltingpoint -77.73°C
    Density 0.682 g/cm³ at -33°C
    Solubilityinwater Highly soluble
    Vaporpressure 857 kPa at 20°C
    Flammability Flammable
    Unnumber UN1005
    Casnumber 7664-41-7

    As an accredited Liquid Ammonia factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Liquid Ammonia is packaged in 50-liter high-pressure steel cylinders, with secure valve caps and clear hazard and safety labeling.
    Container Loading (20′ FCL) Liquid Ammonia is loaded in a 20' FCL ISO tank, safely sealed, temperature-controlled, and compliant with hazardous material shipping regulations.
    Shipping Liquid ammonia is shipped in specially designed, pressurized tanks or cylinders to prevent evaporation and ensure safety. Containers must be clearly labeled, kept upright, and protected from heat sources. Transportation complies with hazardous material regulations, and proper ventilation is essential to prevent the buildup of toxic fumes in case of leakage.
    Storage Liquid ammonia should be stored in tightly sealed, corrosion-resistant pressure vessels made of materials like stainless steel or carbon steel, away from direct sunlight, heat, and sources of ignition. The storage area must be well-ventilated, cool, and equipped with appropriate safety signage. It is vital to keep ammonia away from incompatible substances such as acids, halogens, and oxidizing agents.
    Shelf Life Liquid ammonia has an indefinite shelf life if stored properly in tightly sealed containers, away from heat, moisture, and direct sunlight.
    Application of Liquid Ammonia

    Purity 99.9%: Liquid Ammonia with 99.9% purity is used in semiconductor manufacturing, where it ensures ultra-clean etching and doping processes.

    Anhydrous Grade: Liquid Ammonia anhydrous grade is used in fertilizer production, where it provides a highly efficient nitrogen source for enhanced crop yield.

    Melting Point -77.7°C: Liquid Ammonia with a melting point of -77.7°C is used in industrial refrigeration systems, where it delivers reliable low-temperature cooling for food preservation.

    Stability Temperature up to 25°C: Liquid Ammonia stable up to 25°C is used in metallurgical heat treatment, where it enables safe atmosphere control for improved metal hardness.

    Low Water Content <0.1%: Liquid Ammonia with water content below 0.1% is used in pharmaceutical synthesis, where it minimizes side reactions for higher product purity.

    Molecular Weight 17.03 g/mol: Liquid Ammonia with a molecular weight of 17.03 g/mol is used in chemical synthesis, where it acts as a reactive intermediate to facilitate efficient amination reactions.

    Colorless Grade: Liquid Ammonia colorless grade is used in optics manufacturing, where it prevents contamination that could affect lens transparency.

    High Volatility: Liquid Ammonia with high volatility is used in absorption cooling cycles, where it grants rapid phase change for energy-efficient operation.

    Technical Grade: Liquid Ammonia technical grade is used in wastewater treatment, where it enables effective neutralization of acidic waste streams.

    Reagent Grade: Liquid Ammonia reagent grade is used in analytical laboratories, where it delivers consistent reagent performance for reproducible results.

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    Tel: +8615365186327

    Email: sales3@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Liquid Ammonia: Manufacturing Perspective and Real-World Value

    Introduction to Liquid Ammonia and Our Role in Its Production

    Every day on our shop floor, we see massive steel tanks filling and emptying, pipes humming, gauges ticking up and down, and clouds of vapor escaping into controlled absorbers. Liquid ammonia, or anhydrous ammonia, flows at the center of our work. As direct producers, we are responsible not just for keeping standards high but for keeping real-world problems solved—on farms, in factories, and anywhere a high-purity source of nitrogen acts as a backbone in production. We keep our focus clear: ammonia in its liquid form, manufactured with care for consistency and safety, delivers more than just a chemical. It represents our commitment to stable food supply, industrial systems, and honest partnership with every sector that relies on it.

    How We Produce Liquid Ammonia: Real Manufacturing, Not Middleman Trading

    Our plant runs year-round, taking in feedstock gases—usually natural gas or sometimes naphtha—and running them through the Haber-Bosch process. This reaction, discovered generations ago, lets us combine hydrogen and atmospheric nitrogen above 400°C and at serious pressure in thick-walled reactors. Large compressors, heat exchangers, and absorption columns do their job on a scale you simply don’t see outside a manufacturer’s site. Once cooled and compressed, ammonia gas turns into a colorless, mobile liquid that flashes to vapor almost instantly if pressure drops. Seeing it up close, you learn that manufacturing pure, water-white liquid ammonia takes constant monitoring. Even small impurities, fluctuations in feedstock, or minor maintenance slips can affect purity and next-step performance. All these details add up. As ammonia producers, we own the whole process and don’t just repackage another plant’s output—our hands are on every control, our ears tuned to every warning buzzer.

    Technical Details and Why Purity Matters

    Out of the condenser, liquid ammonia leaves our site at a purity often above 99.9%, with water, oil, or other substances controlled to trace levels. The internal pressure stands above 7 bar at room temperature, so storage tanks, transports, and even small transfer lines take robust engineering and thicker steel. No shortcuts work here. Someone unfamiliar with direct production often overlooks the difference between standard industrial grade (for fertilizer and refrigeration) and specialty grades for electronics or pharma inputs. We test each batch for moisture, oil residue, and potential trace gases like carbon monoxide, ensuring downstream customers—whether they’re running urea plants or synthetic fiber lines—start with clean material. Lower-quality stocks, off-spec or blended by resellers, quickly show their problems in real industrial equipment: clogged lines, unwanted reactions, and yield losses. Our commitment always keeps us centered on purity and reliability, because the end-user pays the price for any flaw introduced upstream.

    Applications and Usage in Industrial and Agricultural Sectors

    In agriculture, our liquid ammonia makes up the backbone of direct-application nitrogen fertilizer. Years in the fertilizer trade show the difference between forms: while urea or ammonium nitrate are safe, store-easy solids, they never match ammonia’s nitrogen payload. With 82% nitrogen content by weight, growers inject our liquid straight into soil to reach deep root zones, improving plant uptake and supporting global food output. Deliveries ramp up in spring planting and autumn fertilizing seasons, bringing our plant into high gear. Engineered vaporization units and injection rigs, often built with help from our own engineers, keep the product delivered safely and efficiently to fields within hours of leaving the plant gate.

    Industry depends on ammonia in ways just as vital. As the main nitrogen feedstock, ammonia streams through chemical plants to make urea, ammonium sulfate and nitrate, acrylonitrile, and a suitcase of other vital intermediates. Refrigeration specialists trust our liquid ammonia because it absorbs and releases heat efficiently at moderate pressures; steel mills use it for nitriding; water utilities use it in chloramination to treat municipal water. Many operations demand not just purity and volume but reliable, on-time shipment. Our dispatch crew coordinates trains, tanker trucks, or pipelines, and the logistics demand deep knowledge of liquid handling because ammonia’s physical properties punish mistakes. We partner closely with industries using ammonia for reduction and emission control—each segment brings its own specifications, and generic, undifferentiated stocks cause real economic losses when something slips through the process.

    Model Variants, Customization, and True Traceability

    Direct manufacturers like us see each order—big or small—simply as another commitment to traceable, documented, and honest delivery. Customers often talk about “models” for specialized ammonia: tighter specs on trace water, lower biuret levels for fertilizer plants, or ultra-low iron for electronics duty. Our plant lines aren’t like a retail shelf of boxed goods. They’re living systems, controlled by operators running standardized but configurable production cycles. We tweak input flows, tune catalyst beds, and change purification sequence to match what an industry, or even a single high-skill user, demands. Each truckload or ISO tank carries a batch number, linked directly to lab reports and hour-by-hour process recordings. Promises of customization from mere distributors don’t carry this kind of evidence-backed support, which sits at the heart of trustworthy specialty chemical supply. Buyers demand not just a label with technical numbers but the confidence that those numbers stood up to testing under our roof—tested with the same care we would use if the product stayed here.

    Handling Liquid Ammonia: Real Safety and Environmental Commitment

    Every shift, we enforce strict safety standards not just because of regulations but because real incidents hurt workers and neighbors. Ammonia vapor burns skin and lungs, with its now-familiar sharp smell giving only a few seconds’ warning at higher concentrations. Our safety training, PPE enforcement, and incident response culture go beyond posters on a wall. From maintenance techs swapping out valves to drivers loading tankers, we control each step with permit systems, continuous gas monitoring, and unflinching inspections. Training new hires, we stress the difference between textbook knowledge and hands-on respect for every line and flange under pressure.

    Environmental impact remains tightly managed at the plant level. Our atmospheric controls capture vapor that escapes filling stations, sending it through scrubbers or recovery units. Wastewater treatment strips every trace of ammonia before anything leaves the boundaries of the facility; even accidental spills trigger hard-practiced emergency drills. We know our obligations to local water systems, air quality, and neighbors, learned through audits and—sometimes—tough lessons. These practices grow with us and set the stage for honest, community-integrated manufacturing. On the global front, we keep watching evolving “green ammonia” technology, facing the practical challenges of sourcing hydrogen from non-fossil sources and the real differences in plant retrofit versus fresh investment. Being open about our process upgrades shows end-users and nearby communities that we don’t treat ammonia as an anonymous, invisible industrial ghost but as a product whose journey from natural gas to field or factory is measurable, visible, and always in the public eye.

    Differences Between Our Liquid Ammonia and Other Nitrogen Products

    It’s common to see confusion at the buyer level between liquid ammonia and its solid cousins like ammonium nitrate, ammonium sulfate, or urea. Each has carved out its own role. Ammonia, as we produce it, is unmatched for raw nitrogen content. No other form delivers more nitrogen pound-for-pound, and for deep soil injection or for processes needing unblended ammonia, alternatives fall short. We routinely field questions from buyers aiming to switch processes—sometimes convinced by middlemen who prioritize shelf life or ease of transport over process yield. Solid forms haul and handle easier, but their conversion losses and slower uptake affect everything from corn acreage to timing of emissions grants. For processes demanding precise reaction control, only high-purity anhydrous ammonia works—blends or watered-down substitutes disrupt catalysts and deposit unwanted residues.

    Another contrast emerges with “aqua ammonia,” a dilute solution we also produce for special users. While it’s safer to store and ship, its lower nitrogen load makes it unsuitable for most field application and high-yield chemical synthesis. Some urban water treatment works rely on aqua ammonia for dosing, but anyone converting from one form to another consults us directly to rework storage, feed pumps, and ventilation for each chemistry.

    As for “green ammonia,” the chemistry stays the same but the source changes. This new breed—using hydrogen cracked from water using renewable electricity rather than fossil fuel—currently shows much higher costs and production limits. Our teams test pilot blends and keep close tabs on improvements in electrolyzer scale-up, new catalyst configurations, and off-grid ammonia production. When the market asks for greener, lower-carbon ammonia in industrial quantities, we’ll be the ones adjusting real-world production, not just relabeling bulk shipments.

    Regulatory, Quality, and Supply Chain Challenges

    Operating as a real manufacturer means living by the clock and the rulebook. Regulators walk our plant’s catwalks each year, checking tank certification, process records, emergency plans, and worker training files. Real compliance manifests in hours spent updating procedures, teaching staff in-person, slogging through document trails to match every kilogram to its paperwork. Audit days hold us accountable, and we approach them knowing that any shortcut not just costs reputation but can shut us down. Direct customer feedback hammers the same point—one incident, missed delivery, or unexplained impurity travels quickly across our contracts.

    Supply chain swings bring their own waves. Raw material spikes—especially global gas price shocks—play havoc with input costs. Container shortages, geopolitical upsets, or rail and road bottlenecks reshuffle our daily planning boards. Because we own output, we have to call customers and agree, in detail, on late loads or substitutions. Unlike traders, we cannot just walk away or warehouse problems until they become someone else’s headache. That’s why responsive communication, real-time inventory management, and investment in redundant systems (like dual compressors and backup nitrogen lines) stay front and center.

    Continuous Improvement and Customer Partnership

    Our plant teams don’t just clock in and run old routines. More methods appear every season: sensor upgrades, improved catalyst designs, maintenance tracking apps, or operator cross-training. Direct customer relationships let us gather real data, not just desk-side surveys—plant managers phone our control room asking for tweaks on water levels or specific purity adjustments based on last month’s test results. These technical conversations become part of our continuous improvement culture. As consumer industries evolve—pharma demanding higher specs, electronics chasing zero-defect production, agriculture responding to new environmental standards—we change along with them.

    Listening closely, we’ve developed tailored reporting and delivery forecasting for customers taking hundreds of tons a month right down to regional ag dealers buying by the trailer. We make each batch traceable, show shipment logs, and invite customer visits to see how each drum, every valve, and all the hard-earned lessons matter in final product reliability.

    Practical Solutions to Industry Challenges

    Problems demand real action, not just words or marketing gloss. Facing gas supply interruptions, we invested in on-site buffer storage and secured forward contracts with multiple gas fields. We overhauled our plant’s vapor recovery and water treatment lines after close calls with emission limits, setting new targets for our region. Transparency with buyers, letting them peek into batch documentation and plant audits, built trust that held up even during supply lulls or price swings.

    Our safety teams run regular drills, investing in mobile gas detection and better training, so every worker knows how to spot trouble and stop it fast. We work directly with local emergency services to ensure readiness for rare but serious events. When neighbors raise environmental concerns or regulators ask difficult questions, we don’t hide behind distributors—we show up at meetings and bring real data. As the sector’s pressure to decarbonize rises, we participate openly in demonstration projects tracing renewable hydrogen, publishing what works and what hits limits rather than making ungrounded “green” claims.

    Upcoming regulatory changes around emissions and safety reporting make data management central to our operation; we’ve hired full-time teams to digitize inspection records, emission logs, and tank movement histories. These steps aren’t academic—they help us fix problems before they reach the end-user’s site and back up our claims against third-party review.

    Looking Ahead: The Evolving World of Liquid Ammonia Production

    No one who works in a production plant fools themselves that chemistry stands still. End-user demands grow stricter, sourcing questions get sharper, and each incident anywhere in the world lands in our inbox for review. Competing and thriving means keeping our eyes on the horizon—new process catalysts, modular plant expansions, better risk modeling, and advanced monitoring. We invest each year in staff upskilling and technology, making sure we can pivot as soon as a viable, lower-carbon input source appears. Owners, operators, and technical managers visit world summits, forming alliances with process designers, component manufacturers, and even environmental advocacy groups when data supports progress for everyone.

    Direct Producer Responsibility Means More Than Labels

    We stand behind every truck or railcar we ship, every test report we issue, and every support call we answer. Working as real, on-site chemical manufacturers means every mistake, every improvement, and every lesson builds into the next batch. When end-users buy from our facility, they aren’t just getting bulk material—they secure reliability, real-world expertise, and honest partnership throughout the lifecycle of every shipment. This approach, forged by experience and day-to-day accountability, keeps every subsequent user—whether a farmer feeding a hundred hectares or an engineer building a new process—at the center of how we work and what we deliver. As new technologies, tighter rules, and ambitious environmental goals shape the market, manufacturers like us will keep leading not just with words but with practical, hands-on solutions.