NPK 25.5.5 + 5S
NPK fertilizer is usually thought of as a chemical fertilizer, but npk applies to any soil amendment that supplies Nitrogen, Phosphorous, and K, Potassium, including organic fertilizers.
Granular Single Super Phosphate 16%, 18%, 20%
GSSP is a straight phosphatic multi-nutrient fertilizer which contains 14.5% water soluble P2O5,
• Created from ammonia synthesis, carbon dioxide and has the highest nitrogen content (46%) that's why it is the most important nitrogenous fertilizer.
Muriate of potash (MOP) is most commonly called potash or potassium chloride (KCL), it is the third largest crop nutrient group, next to nitrogen and phosphorous.