... of fertilizers such as NPK compound fertilizer, composts, Nitrogenou fertilizer(ammonium sulphate, ammo npk 17-17-17 fertilizerComplete Compound Fertilizer Formula Flexible Fertilizerfertilizer as ... NPK 16-16-16, NPK 17-17-17, NPK 18-18-18, NPK 19-19-19, NPK 20-20-20, NPK 28-14-14, NPK 6 ... high purity, free from dust and fully water soluble; It is a fertilizer that is sage to apply and free from ...