1,MKP Compound Fertilizer 2,Mono Potassium Phosphate MKP CAS7778-77-0 3,For Food&Industry 4,Factory Directory 5,Free sample Monopotassium Phosphate (MKP ... basic raw materials for N.P.K compound fertilizer, such as a partial potassium phosphate and other potassium. As a nitrogen-free fertilizer, and ...