Diammonium fertilizer represents a key source of N and P for farm production. Composition The typical DAP bag contains 18% nitrogen, 46.0% phosphorus pentoxide and 0% potassium, often expressed as 18‑46‑0. Pricing Trends In 2025 the typical price for a 50 kg sack of DAP in Kenya ranges from KES 6,500 to KES 8,500, based on dealer and re