Origin |
China |
Brand Name |
rongdechemicals |
CAS No. |
7783-28-0 |
Purity |
99% |
Release Type |
Slow |
Type |
Solid |
Diammonium Phosphate 99% (DAP)
Detailed Product Description
Chemical formula: (NH4)2HPO4 Molecular weight: 132.0 Standard executed: Q/62089823-7.1-2002 CAS: 7783-28-0 Properties: White granular crystal, relative density is 1.619, melting point is 155º C, soluble in water easily, insoluble in alcohol, turn into Monoammonium Phosphate by losing ammonium gradually when exposed in the air, pH value of 1% solution is 8.0.
Application: 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 (N+P 2 O 5 ), used as a basic raw material for N, P and K compound fertilizer. Packaging: Plastic-woven sack with polythene inner bag, net weight: 25kg, 50kg or 1000kg. Stored in ventilated and dry place.
Technical Specifications:
|
No
|
Specification
|
Industrial grade
|
Food grade
|
|
1
|
Main content, %≥
|
99.0
|
99.0
|
|
2
|
P 2 O 5 , %≥
|
53.0
|
53.0
|
|
3
|
Nitrogen, as N , %≥
|
20.8
|
20.8
|
|
4
|
pH of 1% water solution
|
7.8-8.2
|
7.8-8.2
|
|
5
|
Moisture, %≤
|
0.15
|
0.15
|
|
6
|
Heavy metal, as Pb , %≤
|
-
|
|
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