Diammonium fertilizer represents a crucial click here source of N and P for agricultural production. NPK Ratio The typical Di-ammonium phosphate bag contains 18% nitrogen, 46% phosphorus pentoxide and 0.0% potassium, commonly expressed as 18‑46‑0 (NPK). Pricing Trends In 2026 the standard price for a 50 kg bag of DAP in Kenya ranges from KE