fertilizer MAP granular 11-52 and 12-52
Molecular formula: NH4H2PO4
Molecular weight: 115.0
CAS Number: 7722-76-1 / 12-61-0
MAP/ monoammonium phosphate Properties:
White granular crystal; relative density at 1.803g/cm3, melting point at 190 centigrade , easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% solution is 4.5.
MAP/ monoammonium phosphate 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.
MAP/ monoammonium phosphate Packing and storage:
In 25kg, 50kg, 1000kg net bag or as customer's request, store at a cool, dry and well ventilated place.
MAP/ monoammonium phosphate Specification:
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 of 1% water solution | 4.4-4.8 | 4.4-4.8 |
| 5 | Moisture% ≤ | 0.2 | 0.2 |
| 6 | Heavy metals, as Pb % ≤ |
| 0.001 |
| 7 | Arsenic, as As % ≤ |
| 0.0003 |
| 8 | Fluoride as F % ≤ |
| 0.002 |
| 9 | Water insoluble % ≤ | 0.10 | 0.10 |
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