Monoammonium phosphate MAP Guaranteed Technical Specifications SpecificationsTech GradeFood GradeMain contents ≥% 9999Phosphorus pent oxide ≥% 6161Nitrogen, as N ≥% 11.811.8PH Value(1%solution) 4.4-4.84.4-4.8Moisture ≤% 0.20.2Heavy Metal ≤% 0.001Arsenic ≤% 0.0003Fluoride ≤% 0.005Water insoluble ≤% 0.100.10Molecular Formula: NH4H2PO4 Molecular Weight: 115.0 Executive Standard: Q/7089476401-1998 CAS No.:7722-76-1 Property: White granular crystal; relative density is 1.803; melting point is 190°C; easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of1%solution is 4.5. Use for: 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.