Di-Ammonium Phosphate ( DAP)

Di-Ammonium Phosphate ( DAP)
Molecular formula: (NH4)2HPO4
Molecular weight: 132.0
Standard executed: Q/744657170-9.1-2005(technical grade)
Q/74465717-9.2-2005(food grade)
CAS Number: 7783-28-0
Properties:
White granular crystal, relative density at 1.619g/cm3, melting point at 155 , easily soluble in water, insoluble in alcohol, PH value of 1% solution is 8.0
Uses:
As a fire-prevention agent for fabric, timber and paper. 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. It contains totally 74% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications:
No. Specifications Industrial Grade Food Grade
1 Main content% ÿ?98.0 98.0
2 Phosphorus pentoxide% ÿ?53.0 53.0
3 Nitrogen, as N % ÿ?20.8 20.8
4 PH value of 1% solution 7.8-8.2 7.8-8.2
5 Moisture % ÿ?0.2 0.2
6 Heavy metals, as Pb %ÿ? 0.001
7 Arsenic, as As% ÿ? 0.0003
8 Fluoride as F% ÿ? 0.005
9 Water insoluble % ÿ?0.10 0.10