... ISO9001 certified supplier ammonium dihydrogen phosphate, MAP, monoammonium phosphate 12-61-0, fully soluble in water, ISO9001 certified supplierMONOAMMONIUM PHOSPHATE ( ... relative density at 1.803g/cm3, melting point at 190°C , easily soluble in water, slightly soluble in alcohol, insoluble ... Grade Food Grade 1Main contents% ≥98.098.02Phosphorus pentoxide% ≥61.061.03Nitrogen, as N % ≥11.811.84PH of 1% ...