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Mono Ammonium Phosphate(MAP)12-61-00

Molecular formula: NH4H2PO4

Molecular weight: 115.0

National Standard: HG/T4133-2021

CAS Number: 7722-76-1

Other Name: Ammonium Dihydrogen Phosphate;


Properties

White granular crystal; relative density at 1.803g/cm3, melting point at 190  , easily soluble in water, slightly soluble in alcohol, insoluble in ketene, PH value of 1% solution is 4.5.


Application

As a fire-prevention agent for fabric, timber and paper, as well as a fire-prevention coating, and dry powder for fire extinguisher. 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. 


Package

Packing :25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag

Loading:25 kgs on pallet: 22 MT/20’FCL; Un-palletized:25MT/20’FCL

Jumbo bag :20 bags /20’FCL ;


Specifications



   

    No    

     Specifications

     National Standard    

    Ronghong Standard    

1

Assay             % ≥

98.5

98.5 Min

2

Phosphorus pentoxide% ≥   

60.8

61.0 Min

3

Nitrogen, as N % ≥

11.8

12.0 Min

4

PH (10g/L solution)

4.2-4.8

4.2-4.8

5

Moisture% ≤

0.5

0.2

6

Heavy metals, as Pb % ≤

/

0.0025

7

Arsenic, as As % ≤

0.005

0.003 Max

8

Pb % ≤

/

0.008

9

Fluoride as F % ≤

0.02

0.01 Max

10

Water insoluble % ≤

0.1

0.01

11

SO4 % ≤

0.9

0.1

12

Cl % ≤

/

0.008

13

Iron as Fe % ≤

/

0.02