Application: Used as one of the main auxiliaries for synthetic detergent, synergist for soap; Water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; As an oil contamination resistance agent in paper production. In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry.
Product Description
Product Name Sodium Tripolyphosphate (STPP) Tech Grade
H. S. Code 28353190
CAS No. 7758-29-4
Molecular Formula Na5P3O10
Molecular wt 367.86
Production standard GB/T9983-88
Index Request
Na5P3O10 content (purity) % ≥ 94.00
P2O5 content % ≥ 56
Fe Content ≤ 70 ppm
Water Insoluble % ≤ 0.10
Bulk Density g/ml 0.6 ~0.9
Phase I content % 5~40
Whiteness % 85 min
pH value (1% water solution) 9.2 ~10.0
Loss on drying (500C ) %
Residue on % 18 mesh 20 mesh 40 mesh 100 mesh
Hydration speed (R. O. H) 1 min. \5 min.
Volatile matter (105 C) %
Appearance white powder
Packing 25/1000/1100kg bags, PP bag with PE liner, 20~25mt/20FCL
H. S. Code 28353190
CAS No. 7758-29-4
Molecular Formula Na5P3O10
Molecular wt 367.86
Production standard GB/T9983-88
Index Request
Na5P3O10 content (purity) % ≥ 94.00
P2O5 content % ≥ 56
Fe Content ≤ 70 ppm
Water Insoluble % ≤ 0.10
Bulk Density g/ml 0.6 ~0.9
Phase I content % 5~40
Whiteness % 85 min
pH value (1% water solution) 9.2 ~10.0
Loss on drying (500C ) %
Residue on % 18 mesh 20 mesh 40 mesh 100 mesh
Hydration speed (R. O. H) 1 min. \5 min.
Volatile matter (105 C) %
Appearance white powder
Packing 25/1000/1100kg bags, PP bag with PE liner, 20~25mt/20FCL
|
Product Name |
Sodium Tripolyphosphate (STPP) Tech Grade | |
|
H.S.Code |
28353190 | |
|
CAS No. |
7758-29-4 | |
|
Molecular Formula |
Na 5P3O10 | |
|
Molecular wt |
367.86 | |
|
Production standard |
GB/T9983-88 | |
|
Index |
Request | |
|
Na 5P3O10 content (purity) % |
≥ 94.00 | |
|
P 2O5 content % |
≥ 56 | |
|
Fe Content |
≤ 70 ppm | |
|
Water Insoluble % |
≤ 0.10 | |
|
Bulk Density g/ml |
0.6 ~0.9 | |
|
Phase I content % |
5~40 | |
|
Whiteness % |
85 min | |
|
pH value (1% water solution) |
9.2 ~10.0 | |
|
Loss on drying (500C ) % |
| |
|
Residue on % |
18 mesh |
|
|
20 mesh |
| |
|
40 mesh |
| |
|
100 mesh |
| |
|
Hydration speed (R.O.H) |
1 min. |
|
|
5 min. |
| |
|
Volatile matter (105 C) % |
| |
|
Appearance |
white powder | |

