Diammonium Phosphate (DAP)
Chemical
Formula:(NH4)2HPO4
CAS
NO: 7783-28-0
Molecular
Weight:132.05
Molecular
Structure:
|
 |
|
Application:
As a
fire-prevention agent for fabric, timber and paper. 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.
For food grade it is mainly used as a fermentation agent,
nourishment, and so on
Specification:
|
Indexes |
Industrial
Grade |
Food
Grade |
1 |
Main contents % ≥ |
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 |
Packing:25kg,50kg/PP PE bag.
storage:It must be stored in places well ventilated and dry. |
| |
|
