Name ：Monopotassium Phosphate (MKP) MKP:7778-77-0 Chemical formula：KH2PO4 Properties: 1. Appearance: White or colorless crystal; 2. Solubility: Easily soluble in water; 3. Relative density: 2.338; 4. Melting point: 252.6 degree centigrade; 5. pH: Water solution is acid, and pH value of 1% water solution is 4.5 Application: 1. Mainly used in medical and electronic industry, and also used to manufacture potassium salt of polyphosphate; 2. Used as a non-chloride high effective K and P compound fertilizer; It contains totally 86% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.