SPECIFICATION
|
ITEM OF TEST
|
Parameters
|
Parameters
|
|
Na
3
PO
4
|
Na
3
PO
4
.12H
2
O
|
|
Technical Grade
|
Technical Grade
|
|
Main contents %≥
|
98.0
|
98.0
|
|
P
2
O
5
%≥
|
39.5
|
18.3
|
|
Alkalinity, as Na
2
O
|
36-40
|
15.5-19
|
|
Chloride, as Cl %≤
|
-
|
1.5
|
|
Sulfate, as SO
4
%≤
|
-
|
0.5
|
|
pH of 1% water soluble
|
11.5-12.5
|
11.5-12.5
|
|
Water insoluble %≤
|
0.10
|
0.10
|
Application:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and ventilated place.