Sodium Tripolyphosphate （STPP）
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Description
| 1 | Product Name | unit | Sodium Tripolyphosphate | |
| 2 | CAS | 7758-29-4 | ||
| 3 | Appearance | White Powder granular | ||
| 4 | Index Item | Excellence grade | ||
| 5 | Assay Na5P3O10 |
|
94 min | |
| 6 | P2O5, | % ,. | 57 Min | |
| 6 | Insolubles, | % | 0.05 Max | |
| 7 | PH Value(1%Solution) | % | 9.5-10.0 | |
| 8 | Iron (Fe) | % | 0.015 max | |
| 9 | Fluoride (F) | % | 0.003 max | |
| 10 | Chloride (Cl) | % | 0.025 Max. | |
| 11 | Sulphate (as SO4) | % | 0.4 max | |
| 12 | Phase I |
|
10-30 | |
| 13 | White degree % | % | 93Min. | |
| 14 | Bulk density | g/l | 650-990 | |
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 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. Packing: 25kg/pp bag,22-23MT/20'FCL
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Sodium Tripolyphosphate （STPP）