Monoammonium phosphate


Molecular formula:NH4H2PO4
Molecular weight:115.0
Standard executed:Q/7089476401-1998
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) contains totally 73% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.
【Packing and Storage】 In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
【Guaranteed Technical Specifications】
Specifications Industrial Grade Food Grade
Main contents(NH4)2HPO4 %≥ 98.0 98.0
Phosphorus pentoxide %≥ 61.0 61.0
Nitrogen, as N %≥ 11.8 11.8
PH of 1% water solution 4.4-4.8 4.4-4.8
Moisture %≤ 0.2 0.2
Heavy metals, as Pb %≤ 0.001
Arsenic, as As %≤ 0.0003
Fluoride, as F %≤ 0.005
Water insoluble %≤ 0.10 0.10
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