Sodium Tripolyphosphate
Sodium tripolyphosphate, also known as sodium triphosphate (abbreviated as STPP), is a chemical compound belonging to the polyphosphate family. It is widely used in various industries, including the food industry, due to its specific chemical properties.
- Function in the Food Industry: Sodium tripolyphosphate is used in the food industry as a food additive. It serves several functions, including:
- Sequestrant Agent: It can act as a sequestrant to chelate metal ions present in water, helping prevent the degradation of colors and flavors in certain foods.
- Texture Improvement: It is used in some processed meats, including fish products, to enhance texture and water retention.
- Stabilization: It can be employed to stabilize dairy products, desserts, and other food items.
- Other Applications: Outside the food industry, sodium tripolyphosphate is utilized in various applications, particularly in the detergent industry due to its metal ion sequestration properties.
- Form: It is generally found in the form of a white powder.
- Safety: Sodium tripolyphosphate is generally recognized as safe (GRAS) when used in accordance with good manufacturing practices in food products.
- Regulation: Health authorities establish limits on the use of sodium tripolyphosphate in foods to ensure consumer safety.
- Labeling: When used in food products, sodium tripolyphosphate must be listed in the ingredient list on the label.