... ,MKP Compound Fertilizer 2,CAS 7778-77-0 3,Phosphorus Potassium fertilizer 4,sample FOC 5 ... % Max0.50.2PH4.4-4.84.4-4.8 FertilizerMKP is the preferred source of phosphorus and potassium ... preparation.Non Agricultural Uses Used as a fire retardant for fabric, wood and paper.Used as ferment agent, ... spray. 2, Used as a basic raw materials for N.P.K compound fertilizer. 3, Used in adhesives. Monopotassium ...