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Terafon® Ammonium Sulfate Crystal Fertilizer

Premium Nitrogen and Sulfur for Healthy, High-Yield Crops

Ammonium Sulfate Crystal (NH₄)₂SO₄

Nitrogen Content (N): ≈ 21%
Sulfur Content (S): ≈ 24%
Appearance: White crystalline powder or fine crystals
Crystal Size: 0.1–1 mm
Application: Ideal for cereals, vegetables, fruit trees, greenhouse crops, and NPK fertilizer blending

Ammonium Sulfate Crystal Detailed Specifications

Terafon® Ammonium Sulfate Crystal is a premium, highly water-soluble fertilizer supplying both nitrogen (≈21%) and sulfur (≈24%) for optimal crop growth. Its fine crystalline form ensures fast nutrient release, supporting rapid uptake through roots or foliar application. Ideal for sulfur-deficient or alkaline soils, this fertilizer enhances plant vigor, promotes protein synthesis, improves yield quality, and maintains long-term soil fertility.

Composition & Specifications

Parameter Typical Value
Chemical Formula (NH₄)₂SO₄
Nitrogen (N) Content ≈ 21%
Sulfur (S) Content ≈ 24%
Appearance White crystalline powder or fine crystals
Crystal Size 0.1–1 mm
Solubility 100% water-soluble
Moisture ≤ 1.0%
pH (1% Solution) ~5.5 (slightly acidic)
Grade Agricultural grade

Key Features & Benefits

  • Balanced N + S Nutrition: Provides essential nitrogen and sulfur for chlorophyll production, enzyme activity, and protein formation.

  • Fast Nutrient Availability: Fine crystals dissolve quickly, enabling rapid uptake for immediate crop response.

  • Soil pH Improvement: Slightly acidifies alkaline soils to enhance nutrient availability.

  • Enhanced Crop Growth: Supports stress resistance, stronger plant structure, and higher-quality yields.

  • High Solubility & Low Residue: Fully dissolves in water, suitable for fertigation, foliar feeding, and mechanized application.

  • Cost-Effective & Efficient: Combines two essential nutrients in one product, reducing multiple applications and overall fertilization costs.

Applications

  • Field Crops: Wheat, rice, maize, barley, and oilseeds.

  • Horticulture: Vegetables, fruit trees, and greenhouse crops.

  • Foliar Feeding: Quick nutrient response for nutrient-stressed crops.

  • Soil Management: Corrects sulfur deficiency and improves nutrient availability in alkaline soils.

  • NPK Fertilizer Blending: Ideal component in compound fertilizers for balanced nutrition.

Usage Guidelines

  1. Determine application rates based on soil or tissue testing and crop nutrient requirements.

  2. Apply crystals evenly using manual or mechanical spreaders.

  3. Dissolve in water for fertigation or foliar application where rapid uptake is desired.

  4. For alkaline soils, apply at early growth stages to utilize acidifying benefits.

  5. Store in a cool, dry, ventilated area; avoid moisture to maintain crystal integrity.

Packaging & Storage

  • Packaging Options: 25 kg / 50 kg bags; bulk or jumbo bags available.

  • Storage Conditions: Keep in a dry, well-ventilated warehouse; protect from humidity and direct sunlight.

  • Shelf Life: Maintains quality for extended periods under proper storage conditions.







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    Why Choose Terafon for Your Fertilizer Needs

    Premium Nitrogen & Sulfur Concentration

    Terafon Ammonium Sulfate delivers high nitrogen (21%) and sulfur (24%) in a premium solid-fertilizer form, ensuring efficient nutrient supply with less bulk. This concentration helps reduce transport and storage costs while meeting crop demands.

    Rapid Uptake & Uniform Delivery

    With excellent granule uniformity and high solubility, Terafon Ammonium Sulfate supports rapid nutrient availability through broadcasting, banding or fertigation. Uniform granules allow consistent spreading and reliable root-zone absorption.

    Quality & Soil-Health Assurance

    Produced under strict quality standards, Terafon Ammonium Sulfate features low moisture and minimal impurities. This ensures stable storage, reduced caking, and better long-term soil health while supporting sustainable cropping systems.

    Trusted Performance Worldwide

    Terfaon has earned global recognition for advanced nutrient technology and dependable fertilizer solutions. Choosing Ammonium Sulfate from Terafon means selecting reliable, high-performance crop nutrition tailored to modern agriculture.

    Optimize Your Crop Nutrition with Terafon

    Contact us today to discover how Terafon’s high-quality fertilizers—including urea, coated urea, NPK, water-soluble, liquid, and humic acid—can boost soil fertility, enhance crop growth, and support sustainable agriculture.