Monoammonium phosphate（MAP)
Chemical formula: NH４H２PO４
Molecular weight: 115
Standard executed: Q/70894764 01-1998
Properties:
White granular crystal; relative density at 1.803, melting point at 190℃, easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% solution is 4.5.
Application:
As a fire-prevention agent for fabric, timber and paper, as well as a fire-prevention coating, and dry powder for fire extinguisher. 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. Its total nourishment (N=P2O5) is at 73%, and may be used as a basic raw material for N, P and K compound fertilizer.
Packaging:
Plastic-woven sack, net weight at 25kg, 50kg or 1,000kg. Store at a ventilated, dry place.
Technical specifications:
No
Specifications
Industrial Grade
Food Grade
1
Main contents%≥
99.0
99.0
2
Phosphorus pentoxide%≥
61.0
61.0
3
Nitrogen, as N %≥
11.8
11.8
4
PH value (1% solution)
4.4-4.8
4.4-4.8
5
Moisture%≤
0.2
0.2
6
Heavy metal, as Pb%≤
0.001
7
Arsenic, as As%≤
0.0003
8
Fluoride as F%≤
0.005
9
Water insoluble %≤
0.10
0.10
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| specifications︰ | 99% TECH GRADE,FOOD GRADE |
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