Full Name: Monoammonium Phosphate Properties: White granular crystal; relative density at 1.803g/cm3, melting point at 190â??, easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% solution is 4.5 Usage: As a fire-prevention agent for fabric, timber and paper, as well as a fire-prevention coating, and dry powder for fire extinguisher. For food grade it is mainly used as a fermentation agent, nourishment, and so on. Used as a high effective non-chloride N, P compound fertilizer in agriculture. Its total nourishment (N+P2O5 ) is at 73%, and may be used as a basic raw material for N, P and K compound fertilizer. Packaging: 25kg bags Technical Data Sheet: Parameter Guarantee Tech grade Food grade Main content (as NH4H2PO4) % â?¥ 98.0 99.0 P2O5 % 61.0 61.0 Nitrogen(as N) % 12.0 12.0 PH 4.4-4.8 4.4-4.8 Moisture % 0.2 0.3 Heavy metal, as Pb % -- 0.001 Arsenic % -- 0.0003 Fluoride % -- 0.001 Water insoluble % 0.1 0.1