Potassium dihydrogen phosphate, Mono Potassium Phosphate (MKP) 
 Chemical formula: KH2PO4 
 Molecular Weight: 136.09 
 Executive Standard: HG2321-1992 
 Properties: white or colorless crystal, relative density 2.338, melting point 252.6 ℃, soluble in water, PH value of 1% aqueous solution 4.5. 
 Uses: mainly used in pharmaceutical, food industry and manufacturing metaphosphate; efficient fertilizer used in agriculture, the total nutrient (K2O + P2O5) 86%, is the preparation of N, P, K compound fertilizer base raw materials. 
 Packing: plastic woven bag, paper bag, PE bag, net weight 25,50,1000 Kg, Store at ventilated dry place. 
 Technical Specifications 
 No. Specifications Industrial Grade Food Grade 
 1 Main content (as KH2PO4 dollars)% ≥ 99.0 99.0 
 2 Phosphorus pentoxide (as P2O5)% ≥ 51.50 51.50 
 3-oxide (K2O)% ≥ 34.0 34.0 
 4 PH value 4.4-4.8 4.4-4.8 
 5 Moisture% ≤ 0.2 0.2 
 6 Heavy metals (as Pb)% ≤ 0.001 
 7 Arsenic (As)% ≤ 0.0003 
 8 Fluoride (as F)% ≤ 0.005 
 9 Water insoluble% ≤ 0.10 0.10