Quick Details
| Classification: Phosphate | Type: Sodium Tripolyphosphate | CAS No.: 13573-18-7 |
| Other Names: STPP | MF: Na5P3O10 | EINECS No.: 237-004-9 |
| Place of Origin: China (Mainland) | Grade Standard: Industrial Grade | Purity: 96% |
| Appearance: White powder |
Model Number: 96% |
|
Specifications
Sodium tripolyphosphate
ISO 9001:2008
standard:GB/T9983-2004
Ceramic,industrial Grade
HS CODE of STPP 2835310000
ISO 9001:2008
standard:GB/T9983-2004
Ceramic,industrial Grade
HS CODE of STPP 2835310000
Specification:
|
ITEM
|
INDEX
|
|
|
Tech. Grade
|
Food Grade
|
|
|
Na5P3O10 (%):
|
94Min
|
95Min
|
|
P2O5 (%):
|
57Max
|
57Max
|
|
Insolubles in water (%):
|
0.15Max
|
0.05Max
|
|
Fe (%):
|
0.007Max
|
N
|
|
Ph (1% solution):
|
9.2-10
|
9.5-10
|
|
Heavy Metal (As Pb) (%):
|
N
|
0.001Max
|
|
Arsenic (As) (%):
|
N
|
0.0003Max
|
|
Fluoride(F) (%):
|
N
|
0.003Max
|
|
Whiteness(%):
|
90Min
|
90Min
|
|
Density
|
0.35-0.9
|
0.35-0.9
|
|
I type content (%)
|
10-30
|
10-30
|
1. Low bulk density ( 0.35 - 0.55g/cm3 )
2. Middle bulk density ( 0.65 - 0.85 g/cm3 )
3. High bulk density ( 0.85 - 1.0 g/cm3 )
4. Low Phase I ( less than 20% )
5. High phase I ( more than 40% )
6. low Iron content ( less than 0.008% )