Property: White powder or Crystal
Specification:
|
Index
|
Surface Density (g/cm3)
|
Content of Phase I (%)
|
||||
|
Code
|
L
|
M
|
H
|
A
|
B
|
C
|
|
Spec
|
0.35-0.50
|
0.51-0.65
|
0.66-1.00
|
5-20
|
21-40
|
>40
|
|
Item
|
|
Technical Grade (index)
|
Food Grade (index)
|
| Main Content (Na5P3O10) |
≥
|
94%
|
94%
|
| Phosphorus Pentoxide (P2O5) |
≥
|
57%
|
57%
|
| Whiteness |
≥
|
90%
|
85%
|
| Insoluble matter in water |
≤
|
0.1%
|
0.05%
|
| Iron (Fe) |
≤
|
0.01%
|
|
| PH Value (10g/l solusion) |
|
9.2-10.0
|
9.5-10.0
|
| Density |
g/cm3
|
0.4-1.0
|
|
| Arsenic (As) |
≤
|
|
0.0003%
|
| Heavy Metal (as Pb) |
≤
|
|
0.001%
|
| Fluoride (as F) |
≤
|
|
0.003%
|
| Chloride (as Cl) |
≤
|
|
0.025%
|
| Sulphate |
≤
|
|
0.4%
|
Packing: In 25kg or 50kg PP woven bags line with PE film bag inside.
Application: Technical grade is mainly used in china, scour, petroleum, metallurgy, mining, warter treatment, printing and dyeing industry and so on. Food grade complex plastic interweaved sack outside with double-layer polyethylene-film sack inside, net weight 25kg; or based on the demand of user.
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