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High-Purity Urea Phosphate (UP 17.5-44-0) from China Suppliers and Factory for Premium Fertigation Solutions
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High-Purity Urea Phosphate (UP 17.5-44-0) from China Suppliers and Factory for Premium Fertigation Solutions

High-purity Urea Phosphate (UP 17.5-44-0) is a fully water-soluble fertilizer that efficiently combines nitrogen and phosphorus. This high-quality product is perfect for fertigation and is an excellent choice for acidifying alkaline soils, enhancing nutrient availability and maximizing crop performance. As a leading factory in China, we take pride in supplying top-tier fertilizers to meet the demands of agriculture. Our Urea Phosphate is essential for farmers looking to boost soil health and crop yields. Partner with trusted suppliers in China for your fertilizer needs and experience the difference in agricultural productivity

    Product Overview

    Urea Phosphate (UP 17.5-44-0) is a premium water-soluble NP fertilizer designed for modern agriculture systems, especially fertigation and precision irrigation. It provides a highly efficient combination of nitrogen (N) and phosphorus (P₂O₅) in a readily available form for plants.

    Due to its strong acidic nature, Urea Phosphate is particularly suitable for alkaline and calcareous soils, where it helps reduce pH in the root zone and significantly improves the availability of phosphorus and micronutrients.

    With excellent solubility and low impurity levels, UP ensures smooth operation in drip irrigation systems, preventing clogging and maintaining uniform nutrient delivery. It is widely used in field crops, fruit trees, vegetables, and greenhouse cultivation.

    Its compatibility with most fertilizers makes it an ideal component for fertilizer blends and liquid fertilizer production, supporting flexible nutrient management programs.

    Composition and Nutrient Content

    📋 Product Name: Urea Phosphate (UP)  |  Formula: CO(NH₂)₂·H₃PO₄

    Typical Analysis:

    Parameter Value
    Total Nitrogen (N) 17.5% (min. 17.0%)
    Phosphorus Pentoxide (P₂O₅) 44.0%
    pH (10% solution) 1.6 – 2.4
    Water Insoluble Matter ≤ 1000 ppm

    Key Features:

    • ✅ Fully water-soluble fertilizer
    • ✅ High-efficiency NP nutrient source
    • ✅ Strong acidifying effect for soil pH adjustment
    • ✅ Low insoluble content for drip irrigation safety
    • ✅ Free-flowing crystalline product with stable quality

    Key Functional Properties:

    • Strong chelating agent for Ca²⁺, Mg²⁺, and metal ions
    • Effective buffering agent in alkaline systems
    • Improves water retention and texture stability
    • Enhances dispersion and solubility of active ingredients

    Application

    💧 Fertigation (Drip Irrigation)
    • Ideal for drip irrigation and sprinkler systems
    • Prevents dripper clogging due to high solubility
    • Ensures uniform nutrient distribution
    🌱 Soil Application (Alkaline Soils)
    • Reduces soil pH in high pH and calcareous soils
    • Improves phosphorus availability
    • Enhances micronutrient uptake
    🍃 Foliar Application
    • Can be used for rapid phosphorus and nitrogen supply
    • Supports early-stage root development
    🧪 Fertilizer Blends & Liquid Fertilizers
    • Suitable for NPK blends and liquid fertilizer production
    • Compatible with most water-soluble fertilizers
    • Widely used in customized nutrient solutions

    Packaging Options

    • 📦 25 kg standard bags
    • 🏷️ OEM/ODM customized packaging available upon request

    Product Positioning

    Urea Phosphate (UP 17.5-44-0) is positioned as a high-efficiency NP fertilizer tailored for precision agriculture and fertigation systems, especially in regions with alkaline soil conditions.

    It is the preferred solution for:

    • 🌾 Growers requiring fast phosphorus availability
    • 🚿 Irrigation systems needing clean and clog-free fertilizers
    • 🏭 Fertilizer manufacturers producing liquid or blended fertilizers

    With its dual function of nutrition and acidification, Urea Phosphate delivers both immediate crop response and long-term soil improvement.

    Frequently Asked Questions (FAQ)

    What is Urea Phosphate (UP) and how does it differ from other NP fertilizers?
    Urea Phosphate (UP 17.5-44-0) is a fully water-soluble NP fertilizer formed by combining urea and phosphoric acid. Unlike conventional NP fertilizers, it has a strong acidifying effect (pH 1.6–2.4 in solution), making it especially effective in alkaline and calcareous soils where phosphorus availability is typically limited.
    Is Urea Phosphate safe to use in drip irrigation systems?
    Yes. With water insoluble matter of ≤ 1000 ppm, Urea Phosphate is highly compatible with drip and sprinkler irrigation systems. Its excellent solubility prevents dripper clogging and ensures a consistent, uniform distribution of nutrients throughout the field.
    Which crops and soil types benefit most from Urea Phosphate?
    Urea Phosphate is particularly beneficial for field crops, fruit trees, vegetables, and greenhouse plants grown in alkaline or calcareous soils. Its ability to lower root-zone pH significantly improves phosphorus and micronutrient uptake in these challenging soil conditions.
    Can Urea Phosphate be mixed with other fertilizers?
    Urea Phosphate is compatible with most water-soluble fertilizers and is widely used as a component in NPK blends and liquid fertilizer production. However, it is advisable to conduct a compatibility test before mixing with calcium or magnesium-based fertilizers, as its strong acidic nature may cause reactions.
    What packaging options are available, and is custom packaging possible?
    Urea Phosphate is available in standard 25 kg bags. OEM/ODM customized packaging is also available upon request, allowing distributors and manufacturers to tailor labeling and packaging to their specific market requirements.
    How does Urea Phosphate contribute to long-term soil health?
    Beyond delivering immediately available nitrogen and phosphorus to crops, Urea Phosphate helps lower soil pH over time in alkaline soils, improving the overall availability of phosphorus and micronutrients. Its chelating properties for Ca²⁺, Mg²⁺, and other metal ions further support a healthier soil environment, promoting sustainable agricultural productivity.