CAS No: 7758-29-4
Chemical Name: triphosphoric acid, pentasodium salt
Molecular Formula: Na5P3O10
Molecular Weight: 367.86
Chemical Structure:

Sodium tripolyphosphate (STPP) is a polyphosphate of sodium. It is the sodium salt of triphosphoric acid. It is used as a preservative for seafoods, meats. It is also used as quality improver in canned food, fruit juice drinks, foodstuffs from milk or soybeans. It is also used to retain moisture in seafoods.

Standards: inner standard
Packing: 25kg / bag
Storage: Keep in a tightly closed container, stored in a cool, dry, ventilated area.