Sodium Tripolyphosphate(STPP)
Guaranteed Technical Specifications :
|
NO. |
Specifications |
Industrial Grade |
Food Grade |
|
1 |
AssayNa5P3O10 % ≥ |
94.0 |
95.0 |
|
2 |
P2O5 % ≥ |
57.0 |
57.0 |
|
3 |
Water Insoluble Matter %≤ |
0.1 |
0.05 |
|
4 |
Iron(Fe) %≤ |
0.01 |
0.01 |
|
5 |
PH value(1%water solution) |
9.2-10.0 |
9.5-10.0 |
|
6 |
Heavy Metal (as Pb) %≤ |
|
0.001 |
|
7 |
Arsenic (As) %≤ |
|
0.0003 |
|
8 |
Fluoride (F) %≤ |
|
0.003 |
|
9 |
Particle Size
|
95
90
40
90 |
95
90 40
90 |
|
10 |
Whiteness %≥ |
90.0 |
90.0 |
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