Raw Material Mono Ammonium Phosphate(MAP)
Molecular formula: NH4H2PO4
Molecular weight: 115.0
Standard executed: Q/74465717-9.1-2005(technical grade)
Q/74465717-9.2-2005(food grade)
CAS Number : 7722-76-1
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.
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 | Specifications | Unit | Industrial Grade | Food Grade |
| 1 | Main contents | % ¡Ý | 98.0 | 98.0 |
| 2 | Phosphorus pentoxide | % ¡Ý | 61.0 | 61.0 |
| 3 | Nitrogen, as N | % ¡Ý | 11.8 | 11.8 |
| 4 | PH of 1% water solution | 4.4-4.8 | 4.4-4.8 | |
| 5 | Moisture | % ¡Ü | 0.2 | 0.2 |
| 6 | Heavy metals, as Pb | % ¡Ü | 0.001 | |
| 7 | Arsenic, as As | % ¡Ü | 0.0003 | |
| 8 | Fluoride as F | % ¡Ü | 0.002 | |
| 9 | Water insoluble | % ¡Ü | 0.10 | 0.10 |