Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Nitrapyrin

    • Product Name Nitrapyrin
    • Alias N-Serve
    • Einecs 240-654-6
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    396839

    Chemical Name Nitrapyrin
    Cas Number 1929-82-4
    Molecular Formula C6H3Cl4NO
    Molecular Weight 230.9 g/mol
    Appearance Colorless to pale yellow liquid
    Solubility In Water Low (0.185 mg/L at 25°C)
    Boiling Point 140°C at 4 mmHg
    Density 1.47 g/cm³ (25°C)
    Vapor Pressure 0.0075 mmHg at 25°C
    Logp 2.47 (octanol/water)
    Usage Nitrification inhibitor in agriculture
    Stability Stable under recommended storage conditions
    Color Colorless to light yellow
    Odor Slight characteristic odor

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

    Packing & Storage
    Packing A sturdy, white plastic container labeled "Nitrapyrin, 1 Liter," featuring hazard symbols, handling instructions, and manufacturer details in bold print.
    Shipping Nitrapyrin should be shipped in tightly sealed, appropriately labeled containers to prevent leaks and contamination. Store and transport it in a cool, dry, well-ventilated area, away from heat sources, ignition points, and incompatible materials. Comply with all local, national, and international regulations regarding hazardous chemicals when shipping Nitrapyrin.
    Storage Nitrapyrin should be stored in a cool, dry, and well-ventilated area, away from heat, sparks, open flames, and incompatible substances such as strong oxidizers. Keep the container tightly closed when not in use and protect it from moisture. Store in original containers, clearly labeled, and out of reach of unauthorized personnel, children, and animals. Follow all local regulations for storage.
    Application of Nitrapyrin

    Applications of Nitrapyrin in Industrial Manufacturing

    Nitrapyrin serves as a key nitrification inhibitor, supporting multiple industrial sectors in enhancing nitrogen use and environmental compliance. As a manufacturer, we integrate this active ingredient according to stringent regulatory and quality controls, ensuring both efficiency and traceability throughout downstream industrial production chains.

    1. Controlled-Release Fertilizer Production

    Fertilizer manufacturers incorporate nitrapyrin during the blending of granular and liquid nitrogen-based fertilizers, reducing nitrate leaching and ammonia volatilization. This application supports precision agriculture where regulatory authorities monitor nutrient runoff. Nitrapyrin’s addition takes place before granulation or during final liquid formulation to stabilize ammoniacal nitrogen, optimize nutrient availability, and comply with environmental impact restrictions.

    Industry compliance standards

    • EPA 40 CFR Part 180 — Tolerances and exemptions for pesticide chemical residues in food.
    • EU REACH Regulation (EC) No 1907/2006 — Registration, Evaluation, Authorisation and Restriction of Chemicals.
    • ISO 9001:2015 — Quality Management Systems for fertilizer manufacturing plants.
    • GB/T 15063 (China) — Compound Fertilizer National Standards.

    Typical usage ratio

    • 0.5–1.5% w/w based on total nitrogen content in fertilizers; adjusted for soil type, crop, and region to meet regulatory nitrification inhibition thresholds.

    Downstream process integration

    • Blending with urea or ammonium nitrate in pre-mix tanks prior to granulation.
    • In-line dosing during liquid fertilizer formulation phase shortly before packaging.
    • Final quality control sampling verifies homogeneity and compliance.

    Final product types

    • Urea-based controlled-release fertilizers.
    • Ammonium nitrate formulations for field crops.
    • Compound NPK granular fertilizers with added nitrification inhibitors.

    2. Turf and Ornamental Fertilizer Formulation

    Golf course, sports turf, and ornamental plant fertilizer producers utilize nitrapyrin within specialty blends to meet unique demands for nitrogen management and environmental stewardship. The compound is added during the formulation stage to extend nitrogen release, limit grass burn, and satisfy municipal water quality regulations relevant to managed green spaces.

    Industry compliance standards

    • USDA National Organic Program (NOP) guidelines for input substance status.
    • ASTM D6961 — Standard Specification for Granular Nitrification Inhibitors for Turf Applications.
    • State-level fertilizer registration requirements (e.g., California Department of Food and Agriculture).
    • Turfgrass nutrient BMPs (Best Management Practices) as outlined by local authorities.

    Typical usage ratio

    • 0.8–1.2% mixed with total nitrogen sources; formulators adjust according to turf species, application interval, and climate.

    Downstream process integration

    • Injection into liquid fertilizer stock tanks for professional applicators.
    • Incorporation into coated or slow-release granular mixes before drum drying or pelletizing.
    • Lab scale blending to ensure consistency across small-batch ornamental blends.

    Final product types

    • Slow-release fertilizers for golf courses and athletic turf.
    • Specialty fertilizers for horticultural retailers.
    • Professional landscape fertilizer bags for commercial and municipal use.

    3. Integrated Crop Nutrient Management Solutions

    Manufacturers of comprehensive nutrient management packages utilize nitrapyrin as part of advanced liquid suspension or injection products for field crops. These solutions target corn, wheat, and rice production, where the material is formulated to improve nitrogen retention in soils and satisfy strict agronomic and regulatory metrics for nutrient use efficiency.

    Industry compliance standards

    • FAO International Code of Conduct for the Sustainable Use and Management of Fertilizers.
    • ISO 14001:2015 — Environmental Management Systems applicable to agricultural input manufacturing.
    • National Institute for Food and Agriculture (NIFA) guidelines for nitrogen inhibitors.
    • Agricultural industry nutrient stewardship certifications (4R certification — Right Source, Right Rate, Right Time, Right Place).

    Typical usage ratio

    • 0.7–1.3% of total nitrogen, dosage optimized by geographic region, crop rotation, and irrigation method.

    Downstream process integration

    • Batch mixing in liquid tank systems for direct farm supply.
    • Addition to injectable nitrogen blends during micro-encapsulation processes done in production facilities.
    • QC by HPLC methods to confirm correct incorporation before outbound shipment.

    Final product types

    • Liquid crop nutrient blends with enhanced nitrogen stability.
    • Pre-mixed soil injection solutions for row crops.
    • Seed-coating nutrient injectables targeting commercial agronomy services.

    4. Nitrogen Stabilizer Additives for Fertilizer Formulation

    Industrial manufacturers produce packaged nitrogen stabilizer products where nitrapyrin is formulated with carriers and surfactants to create stable, market-ready additives. These additives are used by secondary compounders or end-users who want to enhance their own nitrogenous fertilizers, ensuring both product stability during storage and improved performance in the field.

    Industry compliance standards

    • Fertilizer Control Acts (state, federal, and provincial levels where marketed) requiring registration and test data submission.
    • OECD Guidelines for the Testing of Chemicals — Environmental risk assessment protocols.
    • ISO 17025 — Laboratory testing accreditation for additive QA.
    • Safety Data Sheet (SDS) preparation and chemical labeling compliance per GHS/CLP regulations.

    Typical usage ratio

    • 10–30% active ingredient in additive concentrate; end-user application rates typically 1 L per ton of urea or ammonium-containing fertilizer, adjusted for active percentage and soil management requirements.

    Downstream process integration

    • Manufacturing via solvent-based mixing or dry blending, followed by drum or tote container packaging.
    • Supply of ready-to-use stabilizer to blending terminals and fertilizer distributors.
    • End-user manual or automated injection into fertilizer application equipment ahead of field application.

    Final product types

    • Nitrogen stabilizer liquid and dry additives for agricultural and commercial fertilizer use.
    • Pre-mixed inhibitor packs for farm co-operatives and fertilizer blenders.
    • Bulk additive containers for contract applicators and custom fertilizer formulators.
    Free Quote

    Competitive Nitrapyrin prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Nitrapyrin: Elevating Nitrogen Management from a Manufacturer’s Perspective

    Direct from the Source: Hands-on Experience with Nitrapyrin

    Here at our manufacturing site, raw material barrels line the corridor, pumping through mixing vats that steel pipes connect to our reactors. Years of production cycles and quality checks have taught us every nuance of Nitrapyrin’s performance—and its real-world value for fields and food security. This is not a generic write-up, nor is it secondhand information picked up from trading portals. Every batch comes through our own hands, and every ton is a responsibility that lands with farmers seeking results, not promises.

    Understanding Nitrapyrin by Its Molecular Backbone

    Nitrapyrin stands out from the nitrogen stabilizer crowd because of its robust, targeted chemistry—2-chloro-6-(trichloromethyl)pyridine. From our reactors, we yield Nitrapyrin of high purity, always above the designated minimum thresholds that independent laboratories regularly verify. The content usually remains above 98%, but we focus on consistent quality more than chasing abstract purity records. Each spectral analysis printout aligns with what our QC team expects—no guesswork, no shortcuts.

    In the production hall, our team works with dedicated lines meant only for Nitrapyrin, keeping cross-contamination out of the equation. All raw inputs go through multi-point authenticity checks. As manufacturers, we know that if the wrong precursor slips in, the final product’s stability drops. Our staff have seen what makes a batch excel or fail. Only careful sourcing and vigilant monitoring keep the product as consistent as the growing seasons depend on it.

    Behind the Drum: Specifications and Quality Decisions

    Every bucket stamped with our batch number holds Nitrapyrin in its most stable form. Instead of sending out a range of variable products, we stick to an unambiguous promise: technical grade solid, high-purity, crystalline appearance with minimal moisture content—typically less than 0.5%. Chlorine residual checks form part of our daily process. Analysis doesn’t just remain on lab paper. It ties directly back to our adjustments in the reactor—the flow rate, temp curve, and stirring protocol. Those small shifts, fine-tuned over years, show up in how steady Nitrapyrin remains on the shelf and in storage.

    Some manufacturers cut corners on particle sizing to speed up output, but we’ve learned the value of a tight mesh fraction. It pours cleanly, disperses without clogging filters, and passes through automated blending units with minimal loss. Our clients in industrial blending plants often remark that dusty, unstable batches slow down production. That feedback circles back to our formulation process. Over time, we have dialed in settings to keep the product manageable, choosing anti-caking agents thoughtfully, not just dumping in commodity fillers. The result is easier application, tighter spread rates, and less downtime in the field.

    Nitrapyrin’s Real Purpose: Field Results, Not Just Paper Claims

    Having followed Nitrapyrin from synthesis bench trials to thousands of tested hectares, its purpose is clear: slowing down nitrification in soils. Ammonium, the nitrogen source that roots draw upon, converts rapidly to nitrate in the presence of soil bacteria. That process limits what plants keep and sends the rest leaching away or, worse, evaporating as nitrous oxide. Nitrapyrin interrupts that microbial process, buying time for crops to absorb more nitrogen. This means less wasted input and—backed up by ground data—higher crop yields and better return on fertilizer spending.

    Unstabilized nitrogen often disappears before plants can make full use. That waste is not just bad economics for growers; from our standpoint as manufacturers, it is an environmental liability. Nitrous oxide emissions link back directly to large-scale fertilizer loss, and the result is both higher costs and regulatory scrutiny. Nitrapyrin allows farmers to sidestep these problems. Its adoption often means straightforward compliance with limits on leaching and greenhouse gases, which are becoming more prominent in both North America and Europe. We see these field practices mirrored all the way back in our product orders each year, tracking closely to each region’s regulations and the local agronomic advice.

    Not All Stabilizers Are Created Alike—Where Nitrapyrin Leads

    Having worked closely with agronomists, research programs, and growers, you quickly learn that stabilizers come in many shapes. Some companies sell blends of dicyandiamide or simple organic acids, but Nitrapyrin outpaces these in reliability. Dicyandiamide can break down too quickly in warm, wet soils—especially under high rainfall or tropic conditions—leaving limited protection during peak growing season. In our in-house test plots, nitrate leaching spikes reappear much sooner without Nitrapyrin.

    Other stabilizers, such as NBPT, focus on slowing down urea hydrolysis in the first stages after spreading. Nitrapyrin goes further—right into the ammonium-to-nitrate cycle, acting downstream where most loss occurs. Our technical support teams spend much of their time clarifying this distinction for growers unfamiliar with these subtle, but critical, differences. The right product applied to the right nitrogen source makes all the difference between effective management and wasted input.

    Our Nitrapyrin batches also avoid issues common with some generic stabilizers: inconsistent solubility, problems during tank mixing, and visual residues in nozzles and lines. Each of these issues might seem small, but as any operator knows, unexpected downtime eats into the narrow windows available during planting season. Farmers and contractors rely on a product that simply works—mixes clean, disperses evenly, and causes no equipment headaches. We tune our finishing processes to hit those technical targets, batch after batch.

    From the Plant Floor to Field Practice: What Real Production Teaches Us

    Handling Nitrapyrin daily brings a deep appreciation for the limits of its chemistry. It rarely headlines flashy marketing campaigns—but those working with the real material learn a few truths quickly. First, keeping water vapor away during storage ensures stability. We store finished lots in low-humidity, steadily cooled warehouses, using sealed liners. Any slip in warehouse conditions results in clumped or degraded material, which doesn’t serve the farmer’s field. This awareness shapes both our shipping methods and the technical guidance we offer with each shipment.

    Safe handling also matters. Nitrapyrin’s volatility remains pretty low compared to solvent-based stabilizers, yet we still recommend use in well-ventilated areas. Our team maintains proper safety protocols—N95 masks, gloves, and localized extraction at the blending stations. These are practical reminders, not simply box-checking “best practices.” Over decades, good safety translates into healthy, experienced production teams and less risk for those down the supply chain.

    Having managed continuous runs and trouble-shot many reactor hiccups, we understand the pressure to keep costs down, especially as energy and labor markets tighten. For Nitrapyrin, maximizing yield while minimizing waste streams means optimizing pH curves, recycling solvents where possible, and analyzing every waste stream for recoverable product. Landfilled rejects represent pure loss. Every percent of starting material we convert helps sustain both the viability of our plant and the global need for responsible resource use.

    Supporting Large-Scale Growers in a Changing World

    The climate is shifting, and so are farming practices. We manufacture Nitrapyrin knowing that fertilizer management must keep pace with both rapidly changing regulations and the practical limits of fieldwork. Growers confront erratic seasons, unpredictable rainfall, and nutrient management rules that seem to shift overnight. Nitrapyrin steps in as a stabilizer that keeps nitrogen available longer, helping crops weather these swings.

    Looking at some of the largest grain markets, Nitrapyrin has emerged as a standard addition to pre-plant and sidedress fertilization programs. Our data from user feedback shows that even a modest 10-15% drop in nitrate leaching translates into thousands of dollars per farm in both input savings and higher yields. Regulatory compliance with nitrate leaching limits remains top of mind for progressive growers—and their input purchases reflect this directly. We’re not guessing at demand; we’re responding to it as the data builds season after season.

    Our team works closely with industry partners, universities, and sustainability initiatives to document and improve Nitrapyrin’s performance under new stressors—droughts, flood cycles, heavy soil compaction, and new cover crop systems. We send samples for independent assessment under these diverse conditions, learning not only where Nitrapyrin excels but where its chemistry hits limits. Nothing fuels incremental improvement like open feedback from the field—especially when it challenges one’s own assumptions or practices.

    Responsible Manufacturing: Reducing Impact from Start to Finish

    The world pays closer attention to the environmental side of chemical manufacturing every year. We take this seriously, not only because of regulations, but because the long-term reputation of any product depends on minimizing harm from cradle to grave. Our Nitrapyrin lines use advanced wastewater treatment—removing chlorinated byproducts before they ever leave the plant. We invest in energy monitoring and aim for closed-loop solvent recovery wherever possible. Visitors often comment on the lack of chemical odors around our site, which comes not from luck but from deliberate system upgrades and a culture of vigilance regarding fugitive emissions.

    Beyond the plant floor, we help our major customers with stewardship programs, educating both crop professionals and applicators about correct dosing, handling, and storage. Mistakes at any point can undercut years of careful production. It is not uncommon for us to visit client blending sites, check dosing equipment, and review operator procedures. These hands-on partnerships yield direct improvements, not just in product handling but in the overall results at harvest. Every pound of nitrogen saved by better management is a win for both margins and the wider environment.

    Practical Solutions for Common Application Questions

    We frequently address issues brought to us from distributors, co-ops, and big farm operators. Can Nitrapyrin go into solution with liquid UAN? Will it remain effective under sandy, fast-draining soil? Do cold spring temperatures slow down its action? These aren’t just theoretical questions—they come from real field scenarios that demand precise, experience-backed responses. Our team runs in-house compatibility tests on new fertilizer blends long before the market sees them. Decisions on additives, carriers, and recommended timing draw on data from field trials across continents.

    The consensus is clear: Nitrapyrin fits best with ammonium-based fertilizers—anhydrous ammonia, ammonium sulfate, and UAN blends. Soil temperature and moisture affect speed, but the stabilizing effect persists through variable spring and summer swings. In sandier soils with high water tables, leaching remains a persistent threat; Nitrapyrin extends ammonium presence, giving roots time to draw nutrients. In heavier clay, it cuts loss through denitrification, reducing greenhouse gases as a bonus. Back at the lab, we keep up with both old and new questions—such as how changing microbiomes might influence stabilizer performance.

    Every new crop cycle brings fresh variables. We keep updated with ongoing research not just from the published journals but from our customers’ own side-by-side strip trials. Nitrapyrin’s advantage stands up over the long run. It brings measurable, repeatable improvements where nitrogen cost and regulatory pressure keep ratcheting up season by season.

    Meeting the Demands of Future Agriculture—From the Manufacturer’s View

    Agriculture faces bigger challenges with every planting season: feeding a growing population, keeping nitrogen spending in check, and safeguarding the waters that run past every field. As we see from our perspective at the manufacturing line, these goals do not rest on abstract hopes. They depend on reliable products that stand up to the variability of weather, soil, and equipment in a changing world.

    The push for higher yield cannot abandon stewardship. Nitrapyrin stands as one tangible tool in this bigger puzzle—rooted in proven chemistry, constant quality controls, and batch-to-batch dependability. As the direct manufacturer, we own both the wins and the lessons of every batch sent out the door. It has never been about churning out volume for the sake of it. Every drum must meet the real-time demands of growers, agronomic advisers, and sustainability watchdogs. That core responsibility shapes our production cycles, our technical support, and our ongoing research into next-generation stabilization chemistries.

    Through decades of ongoing feedback between production, fieldwork, and sustainable goals, Nitrapyrin has carved out a role far beyond the product spec sheet. It sits where technical accuracy, practical handling, and measurable field outcomes overlap. That is what we deliver directly, with the experience and eye for detail that only a manufacturer can bring to the table.

    Final Thoughts—Building Trust from the Ground Up

    Trust is built batch by batch, not by marketing slogans. Nitrapyrin’s path from synthesis to field is overseen by people who know every step, every risk, and every point of real value. We engage as stakeholders—through rigorous quality, field-backed outcomes, and transparent communications. The result is a product asked for by name, relied upon by progressive growers, and documented by credible, third-party trial data. As agriculture evolves, we commit to keeping Nitrapyrin at the forefront of responsible and effective nitrogen management—direct from our manufacturing line, every season, every drum.