MONOAMMONIUM PHOSPHATE (MAP)
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ammonium dihydrogen phosphate
Synonyms]: Ammonium dihydrogen phosphate; Monoammonium phosphate
[Chemical formula]: NH4H2PO4
[Molecular weight]: 115.03
[Properties]: White granular crystal; relative density at 1.803, melting point at 1900, 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.
Main contents(NH4H2PO4) min98
Phosphorus pentoxide(as P2O5) min 61
Nitrogen (as N) min11.9
Water insoluble max0.1
[Packing]: Plastic knit bag, Net weight 25 kg