Complex Fertilizer

    • Product Name: Complex Fertilizer
    • Chemical Name (IUPAC): Ammonium phosphate sulfate
    • CAS No.: 66455-26-3
    • Chemical Formula: NPK
    • Form/Physical State: Solid
    • Factroy Site: No. 1417 Dianchi Road, Xishan District, Kunming City, Yunnan Province, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Yunnan Yuntianhua Co., Ltd.
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    Specifications

    HS Code

    209168

    Product Name Complex Fertilizer
    Type Inorganic fertilizer
    Main Components Nitrogen, Phosphorus, Potassium
    Appearance Granular or powder
    Color Varies (white, gray, pink, etc.)
    Nutrient Ratio Fixed (e.g., 15-15-15)
    Solubility Water-soluble
    Application Method Soil application
    Purpose Enhance crop growth
    Storage Conditions Cool, dry place
    Shelf Life 2-3 years
    Density Varies, typically 1.0-1.5 g/cm³
    Ph Range Neutral to slightly acidic
    Toxicity Low when used as recommended
    Country Of Origin Varies

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

    Application of Complex Fertilizer

    Nitrogen Content 15%: Complex Fertilizer with nitrogen content 15% is used in cereal crop cultivation, where it promotes accelerated vegetative growth and higher yield potential.

    Phosphorus Content 12%: Complex Fertilizer with phosphorus content 12% is used in root crop plantations, where it enhances root development and early plant establishment.

    Granule Size 2-4 mm: Complex Fertilizer with granule size 2-4 mm is used in mechanized broad-acre spreading, where it ensures uniform nutrient distribution and efficient field coverage.

    Water Solubility 98%: Complex Fertilizer with water solubility 98% is used in fertigation systems for horticulture, where it allows for complete dissolution and consistent nutrient delivery.

    Potassium Content 18%: Complex Fertilizer with potassium content 18% is used in fruit orchards, where it improves fruit firmness and resistance to abiotic stress.

    Low Chloride <2%: Complex Fertilizer with low chloride content less than 2% is used in chloride-sensitive crop production, where it minimizes crop toxicity and salt accumulation.

    Bulk Density 1.2 g/cm³: Complex Fertilizer with bulk density 1.2 g/cm³ is used in precision seeding operations, where it facilitates smooth machinery flow and accurate application rates.

    Controlled Release 60 days: Complex Fertilizer with controlled release of 60 days is used in perennial plantations, where it provides extended nutrient availability and reduces labor input.

    Stability Temperature 45°C: Complex Fertilizer with stability temperature at 45°C is used in tropical storage environments, where it maintains chemical and physical integrity during handling.

    Sulfur Content 5%: Complex Fertilizer with sulfur content 5% is used in oilseed crop systems, where it increases oil content and improves protein synthesis.

    Packing & Storage
    Packing The packaging for Complex Fertilizer is a 25 kg durable plastic bag, featuring clear labeling, usage instructions, and safety information.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Complex Fertilizer: 20-foot container, standard palletization, moisture-protected packaging, maximum payload, efficient space utilization, secure stacking.
    Shipping Complex Fertilizer is shipped in tightly sealed, moisture-resistant bags or bulk containers to prevent contamination and degradation. Packaging is clearly labeled, and transport adheres to safety regulations. During shipping, it is protected from extreme temperatures, moisture, and direct sunlight. Proper documentation and handling ensure safe delivery to the destination.
    Storage Complex fertilizer should be stored in cool, dry, and well-ventilated areas, away from direct sunlight and moisture to prevent caking and decomposition. It must be kept off the ground on pallets in tightly sealed, labeled containers to avoid contamination. Incompatible substances, such as strong acids or alkalis, should be stored separately. Proper signage and restricted access are recommended.
    Shelf Life Shelf life of Complex Fertilizer is typically 2-3 years when stored in cool, dry conditions away from direct sunlight.
    Free Quote

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    More Introduction

    Complex Fertilizer: Direct from the Manufacturer

    Precision, Balance, and Agronomic Experience in Every Batch

    Field after field, our complex fertilizer has powered crop yields for decades. Farmers, orchardists, and commercial growers come to us for product that supports soil and plant health across the most demanding seasons. We manufacture directly—every order starts from our raw materials, not a broker’s stockpile. In an era where traceability and reliability matter more than ever, we believe actual control over every stage of the process keeps promises honest.

    Our Product Models and Composition

    Years in the industry show that no two fields react the same way to nutrients. For this reason, our complex fertilizer range focuses on the most practical and proven NPK ratios: 15-15-15, 16-20-0, 12-24-12, and combinations like 10-26-26. Each batch starts with nitrogen, phosphorus, and potassium sourced stable and pure. We run all compounds through dedicated reactors and granulation lines, keeping feeds even and free of contamination.

    We never overblend. Precise measuring guides each batch, tracked with in-house testing. Final granules land inside size windows of 2-5mm, minimizing dust and clumping in every shipment. Our customers working on wetland rice, dry grains, orchards, and protected vegetables give regular performance feedback. If local soil conditions call for a shift in nutrients, our technical team builds a custom mix promptly.

    Real-World Performance Where It Counts

    Growing plants need more than isolated nutrients to thrive. Our complex fertilizer delivers all three macronutrients in each prill. We design these to be chemically stable – nutrients do not react and tie up with each other during storage or in moist field conditions. We’ve walked fields with agronomists after spreads, and seen root mass and shoot growth respond more quickly compared to basic blends.

    Simple single-compound fertilizers can produce patchy results, because their nutrients reach the roots unevenly. Over the years, growers using our complex mixes report stronger early-season vigor and tighter fruit set. Balanced NPK means roots do not need to “choose” between available nutrients – the formulation offers a buffet, not a single-course meal. That balanced nutrition shows up in boosted yields, brighter leaf color, and consistent quality at harvest.

    Why Modern Farms Demand Complex Fertilizer

    World food needs keep growing. At the same time, soil health faces constant pressures from weather, heavy machinery, and intensive cultivation. Many soils carry legacy imbalances—too little potassium after decades of vegetables, or phosphorus tied up after heavy manure applications. Through direct cooperation with large farm clients and university researchers, we’ve learned that correcting these imbalances requires precision.

    Complex fertilizer makes those corrections practical. Because each granule delivers an exact set of nutrients, applications become more predictable. Nutrient delivery stays reliable even in areas with erratic rainfall or uneven seeding. That means a single application delivers what crops need at once, supporting strong emergence, steady growth, and efficient ripening.

    We have worked with growers shifting from straight ammonium phosphate or urea to our balanced NPK blends. Many tell us they use less overall product for the same or better yields, because the plants recover more of what they receive. Fewer passes over the fields save everyone time and diesel – in the real world, that translates to direct cost savings and less soil compaction.

    Key Differences from Basic Fertilizer Blends

    Physical blending combines different single-nutrient granules, hoping for even distribution in the spreader and field. In our experience, these blends separate during transport, in hoppers, and even on the ground, leading to “hot” and “cold” spots. Crops end up with mixed results, and fertilizer ends up wasted.

    With complex fertilizer, each prill or granule carries nitrogen, phosphorus, and potassium inside the matrix. Every handful delivers the intended nutrition. This not only simplifies storage and spreading, but also simplifies planning – rates get easier to calculate and apply, even across fields with texture differences or mild slope.

    We’ve received feedback that our product travels more smoothly through mechanical spreaders, resists caking during humid storage, and settles quickly in water for fertigated systems. Consistency comes from manufacturing focus, not additives or coatings.

    Quality Assurance—Tested at Every Step

    Our own team handles all manufacturing, from raw chemical selection to granular processing and bagging. We work with phosphate and potash partners for reliable inputs, and keep nitrogen sources clean and fresh – no recycled material, no off-spec batches. Quality checks happen at every step using near-infrared and wet chemistry, not just end-of-line spot checks. This process eliminates off-ratio lots, sandy texture, or unexpected moisture.

    We do not outsource QC. Each batch undergoes density, particle size, and nutrient content measurement. Only finished product that tracks closely to label ratios gets sold. As a result, our customers rarely see issues with sediment, uneven application, or product breakdown in transport.

    Application Guidance Based on Farm Scale

    Field and soil requirements shape application rates. For rice paddies, we have seen rates of 300-400 kg/ha give strong seedling establishment and tillering; for wheat or corn, rates vary by practice, but sidedressing at early growth stages locks in the best results. Vegetable growers often use smaller doses, matched to root development and irrigation routines, spreading costs over several passes without missing any critical stages.

    We supply recommendations based on real-world trials in partner farms, not just lab studies. Our regional representatives often visit sites to calibrate field equipment, check spreader settings, and ensure smooth delivery. For orchards and vineyards, our team helps build standard protocols so trees and vines avoid deficiency stress during flowering and set. We believe in doing things the right way, not just the easy way.

    Environmental Responsibility

    Fertilizer manufacturing can burden the environment when raw materials are wasted or run-off contaminates waterways. From the start, we invest in processes that minimize air emissions and keep water usage efficient. Our finished granules carry minimal dust, lowering the risk of windborne particles escaping during handling or field application.

    On the farm, the use of complex fertilizer lets growers honor environmental commitments. As nutrients absorb predictably, there is less leaching to waterways and groundwater. Our in-field partner studies show measurable drops in nitrate and phosphate runoff when our formulations replace generic blends. Responsible agriculture starts with giving the plant just what it needs, right at the root zone.

    We welcome partnerships with agricultural associations and conservation groups looking to minimize environmental impact. We believe regular measurement and transparent reporting keep the supply chain honest and help everyone improve. Experience tells us that healthy soils build healthy communities, and fertilizer quality drives both productivity and stewardship.

    Meeting the Challenge of Traceability and Authenticity

    Confidence in agricultural inputs begins and ends with traceability. Each batch we manufacture carries a unique lot code, printed directly at the plant. Records link every bag or bulk load to a specific production run, with nutrient content validated by laboratory analysis. We can retrieve this data for every customer—transparency supports trust.

    Reports of “cut” or counterfeit fertilizers have damaged farm results and supplier reputations worldwide. Sourcing from the manufacturer keeps quality plain to see. No repackaging, no relabeling—customers who need to verify product history or resolve technical issues speak with us directly. As an example, our after-sales support has assisted with both paperwork for certifications and in troubleshooting spreader issues. If something does go wrong, we solve problems directly, not through layers of middlemen.

    Designed for Modern Operations, Adapted From Experience

    From thirty-acre family farms to multi-thousand-hectare corporate holdings, today’s growers face tighter budgets, labor shortages, volatile weather, and higher land prices. Our complex fertilizer lets clients invest only in nutrients crops will actually use. Granular flow, easy handling, and proven results matter just as much as guaranteed analysis.

    We have learned valuable lessons by working with small-scale growers and large processors alike. For some, switching to our product meant solving storage problems—less risk of spoiled stock during the rainy season, and less trouble with blocked spreaders. Others noticed that their staff appreciated the lower dust and cleaner handling during high-output seeding windows. Consistent labor savings matter on farms, especially during pinch periods before rain.

    Reducing Labor and Risk Through Smarter Fertilizer Choices

    Most of us in manufacturing started in the field. We know time lost fixing hopper jams or unclogging sprayers during a tight planting window can make or break a season, especially in erratic climates. By building complex fertilizer with stable, free-flowing granules, we reduce these problems at their source. Feedback from long-time customers has shaped our focus on ease of use. Mechanical spreaders, aerial applicators, and even basic hand equipment all handle our product smoothly, without bridging or splitting.

    The risk of product breakdown during shipment or on long storage matters too, especially across varied climates. Our warehouse tests in both humid and arid regions pushed the design toward more stable granules and less stickiness, so bags store well from factory to farm gate. We’ve walked warehouses in three continents with managers who appreciate that quality.

    Continuous Improvement with Grower Feedback

    Our team invites field feedback and builds it directly into the manufacturing process. Regular visits to customer farms show us which ratios fit best in local conditions, and which features actually matter. If orchards in the north need higher potassium to manage fruit quality, our production line adapts fast. When a partner grain co-op requests a lower-dust formula for high-speed machines, our engineers respond within the crop cycle, not months later.

    We maintain regular technical workshops for clients and staff, both to teach best use and to learn firsthand what customers face. Farm visits sometimes point out solutions no factory engineer would design in the lab alone. We continue to refine our formulas and manufacturing practice with open ears and honest reporting.

    Reliable Supply for Emerging and Established Markets

    Serving commercial-scale growers, exporters, and even local seed multipliers means keeping supply uninterrupted across peak seasons. Our plant schedules run year-round, with inventory on hand for urgent fill-ins or seasonal surges. For critical projects like government food programs, we prioritize dedicated batches and tracked delivery.

    Every region competes for nutrients—times of global shortage or geopolitical stress put real pressure on fertilizer stocks. Manufacturing direct lets us shield our customers from sudden swing pricing or empty warehouses. It also ensures every ton was made to spec, not just relabeled from another origin. This commitment to long-term quality has earned us many returning clients who see fertilizer as more than a commodity.

    Beyond the Label: Expertise and Support

    Fertilizer isn’t just a product for us—it’s the result of years working side by side with people who feed cities. We back our complex fertilizer with technical support built on field experience. From explaining nutrient interactions to troubleshooting tough seasons, our agronomy team prefers phone calls and site visits to impersonal emails.

    Through direct communication, customers learn which blends drive profit and which save soil health for decades. For operators converting to precision spreading or variable-rate applications, we’ve helped design customized plans to maximize efficiency. Our role is more than selling product. We work to solve nutrient issues, not just push tonnage.

    Why Make Complex Fertilizer Locally?

    Experience tells us that manufacturing close to the end-user is worth the investment. It lets us react quickly to new crop challenges, soil conditions, and market changes. Local teams deliver faster service, resolve technical issues firsthand, and keep logistics manageable for everyone involved. Instead of long shipping delays or confusing paperwork, customers get answers and product from the source.

    We partner with local research institutions and extension services to prove new blends before scaling up. That collaboration means each new formula carries real, on-farm results behind every bag. In emergencies like drought or pest outbreaks, local manufacturing means we can supply adjusted blends to restore nutrition balance fast—no one waits for a boat or truck to cross half a continent.

    Farmers’ Stories Shape Our Mission

    Many stories show the impact of fertilizer made right. One vegetable producer boosted early tomato yields by adjusting to 12-24-12, after seasons of struggling with uneven set on basic blends—he never looked back. An orchardist running apples in changing weather moved to our 15-15-15 and saw smoother fruit sizing under reduced irrigation. And several grain partners, working dryland wheat in tough upland soils, told us our stable granules meant the difference between consistent yield and expensive replants.

    Those outcomes build our commitment more strongly than any marketing claim. We don’t chase every trend or push blends that suit only factory schedules. We follow what experienced growers tell us, and measure results in field bins, not just lab tests.

    Choosing the Right Fertilizer Isn’t Guesswork

    Crop success depends on choosing fertilizer that carries real nutrition in a reliable, plant-available form. Our complex fertilizer meets that demand through direct manufacturing, close quality control, and feedback from real fields and greenhouses. Growers can count every granule, trace every batch, and see results with their own eyes. We do not treat fertilizer as a commodity—it’s the foundation of healthy yields and strong farms.

    For those who want to see a difference in crop vigor, root development, and harvest quality, experience makes the choice clear. Complex fertilizer, made right at the source, supports both the current season and the land’s future productivity. That’s the standard we hold ourselves to, because every day in the factory, we remember the trust growers place in our work.