| Product Name | NPK Compound Fertilizer |
| Product Definition | NPK compound fertilizer contains two or more of the three primary macronutrients: Nitrogen (N), Phosphorus (P), and Potassium (K). It is produced by chemical reactions or physical mixing. |
| Physical Form | White, red, grey or other colored round granules; some formulations are crystalline powders. |
| Major Ratios (N-P₂O₅-K₂O) | Balanced: 15-15-15, 16-16-16, 17-17-17, 20-20-20; High Nitrogen: 30-10-10, 20-10-10; High Phosphorus: 10-30-10, 10-50-10; High Potassium: 15-5-20, 12-12-17. |
| Role of Primary Nutrients | Nitrogen (N): Promotes leafy, vegetative growth; Phosphorus (P₂O₅): Promotes root development, flowering and fruit set; Potassium (K₂O): Enhances fruit quality, disease resistance, and stress tolerance. |
| Primary Production Technologies | High Tower Granulation, Agglomeration/Steam Granulation, Slurry Granulation, Urea-Formaldehyde (slow-release), Blending (BB Fertilizer). |
| Product Advantages | High nutrient content; targeted formulations; convenient application; improves crop yield and quality. |
| Main Applications | Base fertilizer (pre-planting), top dressing (during growth stages), fertigation (through drip or sprinkler systems). |
| Target Crops | Cereals (rice, wheat, corn), commercial crops (cotton, tobacco, tea), fruits & vegetables, flowers, lawns, etc. |
| Packaging Details | 9.5kg, 9.9kg, 25kg, 40kg, 50kg woven bags; 500kg, 1000kg jumbo bags; neutral or custom printed bags. |
| Storage Conditions | Store in cool, dry, well-ventilated area; avoid moisture, direct sunlight, and rain; do not mix with alkaline substances. |
| Transportation Requirements | Non-hazardous cargo; protect from sun and rain; handle with care. |
| Quality Standard | GB/T 15063-2020 (Compound Fertilizer). |
| Minimum Order Quantity | 20-25 tons (1×20'FCL). |
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