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E451 - Tripolyphosphate
E451, or tripolyphosphate, is a food additive used in the food industry. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid.
Function:
Processing agent, sequestrant, pH regulator, stabilizer.
Common Uses:
- Processed Meats: It is used to enhance the texture, juiciness, and water retention in processed meat products, such as sausages and hams.
- Seafood Products: Employed in seafood products to improve texture and extend shelf life.
- Bakery Products: It can be used in certain bakery applications to enhance product texture.
- Dairy Products: In some dairy products, it may be used as a sequestrant.
Interaction with Proteins:
- Tripolyphosphates have the ability to form bonds with proteins, thereby improving water retention and the texture of food products.
Color Stabilizer:
- Tripolyphosphate can also act as a color stabilizer in certain food products.
Regulation:
- The use of tripolyphosphate in the food industry is regulated by health authorities. Quantitative limits may be established to ensure safe use.
Product Labeling:
- Food products containing tripolyphosphate must indicate the presence of E451 on their labeling in accordance with applicable regulations.
Data sheet
- CAS Number
- 7758-29-4
- HS Code
- 28353100
- Chemical Formula
- Na5P3O10
- Couleur
- White
- Packaging
- 25 kg bag
- Name / Reference
- E451 - Triphosphate