Fertilizer
NPK 15-15-15 Balanced Compound Fertiliser
HS3105.20.10StandardGOST R 56219-2014
NPK 15-15-15 is the world's most widely used balanced compound fertiliser grade, providing an equal ratio of nitrogen (15%), phosphorus (P2O5, 15%), and potassium (K2O, 15%) in a single homogeneous granule. Produced at Russian fertiliser complexes to GOST R 56219-2014 by granulation (not blending), NPK 15-15-15 guarantees nutrient homogeneity in every granule. SFERA LLC supplies NPK 15-15-15 with full pre-shipment analysis confirming all three macro-nutrient levels, moisture, granulometry, and bulk density. The balanced 1:1:1 ratio makes this grade uniquely versatile for fruit, vegetable, cereal, and cash crop production globally. NPK 15-15-15 по
Specifications
| Nitrogen (N) content | 15.0 ± 1.0% |
| Phosphorus (P2O5) total | 15.0 ± 1.0% |
| Potassium (K2O) content | 15.0 ± 1.0% |
| Moisture content | ≤2.0% |
| Granule size | 2–5 mm (≥90% within range) |
| Bulk density | 900–1,050 kg/m3 |
| pH (10% solution) | 5.5–7.5 |
| Water-soluble P2O5 | ≥93% of total P |
| Colour | Grey to pink granules (uniform) |
| Form | Compound granulated — not blended |
| Quality Assurance | Independent inspection at loading port |
Logistics
| Loading Ports | Novorossiysk, St. Petersburg, Murmansk |
| Lot Size | 500 MT minimum; 5,000–30,000 MT bulk vessel |
| Transit Estimate | 10–18 days to Europe; 20–30 days to Asia/Africa |
Reference Pricing
⚠ Indicative only. Final CIF price confirmed in your Full Corporate Offer.
Documentation Requirements
- CoO TPP RF
- Intertek/SGS cert
- CoA per batch
- B/L
- packing list