Product Description
Di-Ammonium Phosphate( DAP)
Molecular formula: (NH4)2HPO4
Molecular weight: 132.0
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.
No. |
Specifications |
Industrial Grade |
Food Grade |
1 |
Main content% ≥ |
98.0 |
98.0 |
2 |
Phosphorus pentoxide% ≥ |
53.0 |
53.0 |
3 |
Nitrogen, as N % ≥ |
20.8 |
20.8 |
4 |
PH value of 1% solution |
7.8-8.2 |
7.8-8.2 |
5 |
Moisture % ≤ |
0.2 |
0.2 |
6 |
Heavy metals, as Pb %≤ |
|
0.001 |
7 |
Arsenic, as As% ≤ |
|
0.0003 |
8 |
Fluoride as F% ≤ |
|
0.005 |
9 |
Water insoluble % ≤ |
0.10 |
0.10 |