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MONOAMMONIUM PHOSPHATE (MAP)

Guaranteed Technical Specifications

Chemical formula: NH4H2PO4
Molecular weight: 115.0
Standard executed: HG/T4133-2010(INDUSTRIAL GRADE)GB25569-2010(FOOD GRADE)
Throughput: 100,000t/a

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

Plastic-woven sack, net weight at 25kg, 50kg or 1,000kg. Store at a ventilated, dry place. 

  • Other Parameters
序號 No
指標名稱 Specifications
工業級 Industrial Grade
1

主含量(以NH4H2PO4計)   %≥ Main contents

99.0
2
五氧化二磷(以P2O5計)    %≥ Phosphorus pentoxide
61.0
3
氮(以N計)              %≥ Nitrogen, as N
11.9
4
PH值(1%水溶液) PH value (1% solution)
4.2-4.8
5
水份                       %≤ Moisture
0.2
6
重金屬(以Pb計)          %≤ Heavy metal, as Pb
/
7
砷(以As計)              %≤ Arsenic, as As
/
8
氟化物(以F計)           %≤ Fluoride as F
/
9
水不溶物                   %≤ Water insoluble
0.10
Pre:Ammonium Nitro-phosphate Next: DIAMMONIUM PHOSPHATE (DAP)
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