Monoammonium phosphate (ap)

back
Molecular formula: NH4H2PO4
Molecular weight: 115.0
CAS Number: 7722-76-1
Properties:
White granular crystal; relative density at 1.803g/cm3, melting point at 190°ś  , 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:
In 25kg, 50kg, 1000kg net bage, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications : 

No
Specifications
Industrial Grade
Food Grade
1
Main contents% °›
98.0
98.0
2
Phosphorus pentoxide% °›
61.0
61.0
3
Nitrogen, as N % °›
11.8
11.8
4
PH of 1% water solution
4.4-4.8
4.4-4.8
5
Moisture% °‹
0.2
0.2
6
Heavy metals, as Pb % °‹
 
0.001
7
Arsenic, as As % °‹
 
0.0003
8
Fluoride as F % °‹
 
0.002
9
Water insoluble % °‹
0.10
0.10


Copyright © 2006-2010Changsha May Chemis Co.,Ltd.
Tel:86-731-84423162,84424162,84425162 Fax:86-731-84429162 E-mail£ļsales@maychemis.com Designer£ļmytome.cn