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| Monoammonium Phosphate(MAP) |
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| Chemical name |
Diammonium Phosphate(DAP) |
| CAS NO. |
7722-76-1 |
| Molecular weight |
115.0 |
| Chemical formula |
NH4H2PO4 |
| Standard executed |
Q/74465717-9.1-2005(technical grade) Q/74465717-9.2-2005(food grade) |
| Properties |
White granular crystal; relative density at 1.803g/cm3, melting point at 190℃ , easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% solution is 4.5. |
| Uses |
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. |
| Packing and storage |
In 25kg, 50kg, 1000kg net bage, store at a cool, dry and well ventilated place. |
| Guaranteed Technical Specifications |
NO. |
Indexes |
Industrial Grade |
Food Grade |
1 |
Main contents% ≥ |
98.0 |
98.0 |
2 |
Phosphorus pentoxide% ≥ |
61.0 |
61.0 |
3 |
Nitrogen, as N % ≥ |
11.8 |
11.8 |
4 |
PH of 1% water solution |
4.4-4.8 |
4.4-4.8 |
5 |
Moisture% ≤ |
0.2 |
0.2 |
6 |
Heavy metals, as Pb % ≤ |
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0.001 |
7 |
Arsenic, as As % ≤ |
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0.0003 |
8 |
Fluoride as F % ≤ |
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0.002 |
9 |
Water insoluble % ≤ |
0.10 |
0.10 |
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| Chemical formula |
(NaPO3)6 |
| Molecular weight |
611.82 |
| Standard executed |
HG/2519-1993(technical grade) GB1890-2005(food grade) |
| CAS Number |
(1)68915-31-1 (2)10124-56-8 |
| Properties |
White powder; Density 2.484g/cm3(20℃); soluble in water but insoluble in organic solvent; It has got strong hygroscopicity and can absorb humidity from the air to become into pasty form; It may form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is a good water treatment chemical. |
| Uses |
Used in industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, disperser and high temperature adhesive; In food industry it used as an additive, nourishing agent, quality improver, pH regulator, metal ions chelating agent, adhesive and leavening agent etc. |
| Packing and storage |
In 25kg,50kg,1000kg net bage,store at a cool,dry and well ventilated place. |
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