MAP monoammonium phosphate (7722-76-1) Used as fire-extinguishing agent for fabric, woods, ... paper. used as food additives. MAP monoammonium phosphate (7722-76-1) monoammonium phosphate:Chemical formula: NH4H2PO4 Technical Specifications: SpecificationsSpecificationsTech. grade ... max------0.0003Fluorde,as F. % max------0.005PH4.4-4.84.4-4.8ApplicationUsed as fire-extinguishing agent for fabric, woods ...