Monoammonium Phosphate (MAP)

Monoammonium Phosphate (12-61-0) delivers highly available phosphorus and nitrogen in a stable, soluble form. Engineered for superior root development and crop establishment across diverse soil conditions. ISO 9001 certified for quality assurance.

I. Scientific Benefits

  • Rapid Root Development
    Promotes vigorous early growth and strong root systems for better nutrient uptake
  • Balanced Nutrition
    Supplies both phosphorus and nitrogen in readily plant-available forms
  • Soil Adaptability
    Performs effectively across various soil pH conditions (5.5-7.5)
  • Quality Enhancement
    Improves flowering, fruit set, and overall crop maturity

II. Application Guidelines
Field Crops (Corn, Wheat, Soybeans)

  • 200-400 kg/ha as basal application before planting
  • 100-200 kg/ha as starter fertilizer near seed rows
    Horticultural Crops
  • 150-300 kg/ha for fruits and vegetables
  • 50-100 kg/ha for greenhouse production
    Precision Agriculture
  • Compatible with modern application equipment and fertigation systems

III. Technical Specifications

  • Nutrient Content
    Nitrogen: 12%, Phosphorus: 61% P₂O₅
    Water-soluble P₂O₅: ≥90%
  • Physical Properties
    Granule size: 2-4 mm, Hardness: ≥40N
    Bulk density: 900-1000 kg/m³
  • Quality Standards
    Heavy metals: Cadmium ≤2 ppm, Lead ≤5 ppm
    Moisture content: ≤1.0%

IV. Performance Evidence

  • Enhanced Yields
    20-30% yield increase in phosphorus-responsive crops
  • Improved Efficiency
    High phosphorus availability with minimal soil fixation
  • Economic Returns
    Superior benefit-cost ratio across various cropping systems
  • Rapid Response
    Visible improvement in plant vigor within 7-10 days

V. Competitive Advantages

  • High Nutrient Density
    Maximum phosphorus content in stable granular form
  • Crop Safety
    Low salt index minimizes the risk of seed damage
  • Storage Stability
    Excellent keeping qualities with anti-caking properties
  • Application Versatility
    Suitable for broadcasting, banding, and fertigation

Quality Commitment
Our MAP undergoes rigorous quality control to ensure consistent nutrient content and physical properties. All products meet international standards for agricultural fertilizers.

Expert Support
Contact our technical team for customized recommendations based on your specific crop requirements and soil conditions.


Post time: Nov-07-2025