Specification:Appearance White crystalsOther Name(s):Monopotassium Phosphate,potassium dihydrogenortho phosphate, Potassium Phosphate Monobasic,NH4H2 PO499% minP2O5total52 % minK2O total34% minWater in soluble0.1% maxMoisture0.2% maxPH4.4-4.8Standard ExecutedGB/T 1274-1993Molecular FormulaKH2PO4Molecular Weight136.09Density2.3g/cm3HS Code28352400REACH No (Pre-registration No in Europe)05-2116375859-22-0000Technical process: Potash (KOH) + Phosphate acid