【Product Name】Sodium tripolyphosphate ; STPP
【Molecular Formula】Na5P3O10
【Quality Index】
| Item | Index |
| Content | ≥90% |
| Phosphorus pentoxide | ≥57% |
| Insoluble Matter In Water | ≤0.1% |
| pH Value（1%liquor） | 9.2-10.0 |
| whiteness | 85%以上 |
Granularity | Uniform flow of small particles |
| Apparent Density | Ligth：0.5~0.55 |
| Heavy:0.65~0.68、0.68~0.72、0.72~0.75 |
Package：Page in plastic woven bag ，Net weight :25kg/bag.
【Application range】
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.
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