Высокое качество DAP диаммонийфосфат Технология / Indust

Diammonium Phosphate Chemical formula (NH4)2HPO4 Molecular weight 132.0 Properties White granular crystals,soluble in water,but non-soluble in alcohol;PH value of 1% solution is at 8.0,relative density at 1.619,and melting point at 155;gradually losing ammonium in air and becoming into monoammonium phosphate. Application Used as fire-preventing agent for fabric ,timber,and paper;also as additive for fire-preventing coating;used in electroplating,and pharmacy;as fermentater and nourishment in foodstuff industry,etc. Packing 25kg or 50kg net in plastic-woven sack with inner polythene film bag.Store in a ventilated,dry place. Technical specifications NO Specifications Industrial Grade Food Grade 1 Main content %≥ 98.0 98.0 2 Phosphorus pentoxide %≥ 52.7 52.7 3 Nitrogen,as N %≥ 20.8 20.8 4 PH value of 1% solution 7.8∼8.3 7.8∼8.2 5 Moisture %≤ 0.2 0.2 6 Water insoluble %≤ 0.2 0.1 7 Heavy metal,as pb %≤ 0.0003 8 Arsenic,as As %≤ 0.0003 9 Frioride %≤ 0.001