| ≥1 piece |
Sodium Tripolyphosphate /STPP
commodity: STPP94%
MF: NA5P3010
Purity: 94%
Grade standard: industrial grade
The following specification is just for your reference:
|
Parameter |
Grade |
|
|
Standard: GB/T9984-2008/QB1034-1991 |
Technical |
Food |
|
Assay Na5P3O10 % ≥ |
94.0 |
95.0 |
|
P2 O 5 % ≥ |
57.0 |
57.0 |
|
Water Insoluble Matter % ≤ |
0.15 |
0.05 |
|
Iron(Fe) % ≤ |
0.015 |
0.015 |
|
PH value (1% water solution) |
9.2-10.0 |
9.4-10.0 |
|
Heavy Metal (as Pb) % ≤ |
- |
0.001 |
|
Arsenic (As) % ≤ |
- |
0.0003 |
|
Fluoride (F) % ≤ |
- |
0.003 |
|
Chloride(Cl) % ≤ |
- |
0.025 |
|
Sulphate(SO4)% ≤ |
- |
0.4 |
|
Whiteness % ≥ |
90.0 |
90.0 |
|
Density (g/cm3) |
0.35-0.95 |
0.55-0.90 |
|
Phase I |
10-30 |
10-30 |
usage:
1.Used as one of the main auxiliaries for synthetic detergent, synergist for soap;
2.water softener, tanning agent for leather making, auxiliary for dyeing;
3.As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.;
4.As an oil contamination resistance agent in paper production.