Specification :

[Synonyms]: Ammonium dihydrogen phosphate; Monoammonium phosphate
[Chemical formula]: NH£´H£²PO£´
[Molecular weight]:115.03
[Properties]: White granular crystal; relative density at 1.803, melting point at 190¡æ, 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.

Specifications Techinical rade Food grade

Main content, as NH4H2PO4. min 98 99.0

Phosphorus pentoxide,as P2O5.min 61 61

Nitrogen£¨as N£© min 11.9 _
Moisture. max 0.2 0.2
Water insoluble. max 0.1 0.1

PH of 1% water solution. _4.4-4.8
Arsenic, as As. max _0.0003

Fluoride, as F. max _0.005

Heavy metals, as Pb. max _0.001

Chloride, as Cl. min 11.9
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