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Sodium Tripolyphosphate(STPP)

  • CAS NO: 7758-29-4
  • Grade: Food Grade
  • Purity: 85%, 94%
  • Packaging: 25kg/bag
  • Price: Inquiry


White powder; Melting point 622°C; Easily soluble in water; It has salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution; It has weak alkalinity but no corrosiveness. It is a surfactant, and has outstanding emulsification to lubricants and fat.


Sodium tripolyphosphate is used in the food industry as an emulsifying agent and quality improver agent, for example, including processed meat processed seafood, processed cheeses, noodles product.  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 serve as a softener or densifier in foodstuff industry.


Plastic knit bag or kraft bag, net weight 25kg.

Sodium tripolyphosphate
Pentasodium triphosphate; Sodium triphosphate; STPP
Formula weight
Structural formula
Water solubility
20 g/100 mL (20 ºC)
Hazard Symbols
Safety Description
Risk Codes
  • Payment term: T/T 30% in advance and T/T 70% against copy of B/L. or 100% L/C at sight.
  • Shipment time: Within 3 weeks after confirming order.
  • We take photos of every stage of the process and can send them to you. Before we ship the container, you will have photos and lab test results.

Provide quality after-sale service once the container is received.

   In case the product is damaged, we will refund you or resend a new packaging.
   Also, if the goods are not as per your specification, we will callback the container at our cost, or compensate you as per our agreement.

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