CASTILLO 18- 9- 27 + ME NPK Fertilizer Mixed Guaranteed Content Total Nitrogen (N) ...................................................................................................... %18 Ammonium Nitrogen (NH4-N) .................................................................................. %3.5 Nitrate Nitrogen (NO3-N) ........................................................................................... %5 Urea Nitrogen (NH2-N) ............................................................................................... %9.5 Neutral Ammonium Citrate and Water-Soluble Phosphorus Pentoxide (P2O5).......%9 Water-Soluble Phosphorus Pentoxide (P2O5)........................................................... %9 Water-Soluble Potassium Oxide (K2O) ...................................................................... %27 Water-Soluble Manganese (Mn) ................................................................................ %0.05 Water-Soluble Zinc (Zn) .............................................................................................. %0.05