Chemical formula: K3PO4
Molecular Weight: 212.28
Properties: White powder, soluble in water easily, water solution is alkaline, pH of 1% water solution is 11.8, Melting point is 1340℃,Relative density is 2.564.
Technical Specifications:
|
No
|
Specification
|
food grade Superior grade
|
|
1
|
Appearance
|
white powder
|
|
2
|
Main content %≥
|
98.0
|
|
3
|
P2O5 %≥
|
32.8
|
|
4
|
K2O %≥
|
65.0
|
|
5
|
pH of 1% water solution
|
11.5-12.5
|
|
6
|
Water insoluble %≤
|
0.05
|
|
7
|
Heavy metal, as Pb %≤
|
0.001
|
|
8
|
Arsenic, as As %≤
|
0.0003
|
|
9
|
Fluoride, as F %≤
|
0.003
|
|
10
|
Sieve test(Throngh 60 mesh) %≥
|
90.0
|
Application: Used as soft water agent for boiler. Used as a high effective K,P liquid compound fertilizer. For food grade, it is mainly used as additive agent.
Packing: Plastic-woven sack with polythene inner bag. Net weight: 25kg. Stored in ventilated and dry places.
