Sodium Pyrophosphate (SPP) — Food Grade
Sodium Pyrophosphate (SPP), also known as tetrasodium pyrophosphate or TSPP, is a versatile food-grade additive widely used across the food processing industry.
This white, crystalline powder serves multiple critical functions in modern food production, making it an essential ingredient for manufacturers seeking to enhance product quality, texture, and shelf life.
Key Functions and Applications
SPP acts primarily as a buffering agent, emulsifier, and chelating agent in food systems. In meat processing, it’s valued for its ability to retain moisture and improve protein binding, resulting in juicier, more tender products. The compound helps prevent protein coagulation during thermal processing and enhances the water-holding capacity of muscle proteins.
In the seafood industry, SPP is commonly used to reduce drip loss and maintain the natural color of fish and shellfish during freezing and storage. For baked goods, it functions as a leavening agent when combined with baking soda, contributing to improved texture and volume in cakes, muffins, and other products.
The dairy sector utilizes SPP as an emulsifying salt in processed cheese production, where it helps create smooth, uniform texture by improving the dispersion of milk proteins and fats. It also finds applications in potato products, where it prevents discoloration and maintains desirable texture during processing.
Quality and Safety
Our food-grade Sodium Pyrophosphate meets stringent international food safety standards, including FDA approval (GRAS status) and compliance with EU food additive regulations (E450). The product undergoes rigorous quality control testing to ensure purity, consistent performance, and adherence to specifications outlined in the Food Chemicals Codex (FCC).
SPP is generally recognized as safe when used in accordance with Good Manufacturing Practices and at levels appropriate for specific food applications.
| Item | Specification |
|---|---|
| Product Name | Sodium Pyrophosphate (Food Grade) |
| CAS Number | 7722-88-5 |
| Chemical Formula | Na₄P₂O₇ |
| Molecular Weight | 265.90 g/mol |
| Packaging | 25 kg / 50 lb plastic bags |