Project Description
Sodium Trimetaphosphate
Synonyms: Trisodium trimetaphosphate; STMP
Molecular formula: (NaPO3 )3
Molecular weight: 305.89
CAS Number: 7785-84-4
Einecs Number: 232-088-3
Properties: White powder, a cyclic polyphosphate composed of three metaphosphate units. It is freely soluble in water. The Ph of a 1:100 aqueous solution is about 6.0.
Specifications:
| Item | Food Grade |
|---|---|
| Content (NaPO3)3 | 95.0% min. |
| Content (as P2O5) | 68.0% min. |
| PH value of 1% water solution | 6.0-9.0 |
| Arsenic, as As | 0.0003% max. |
| Fluoride, as F | 0.005% max. |
| Heavy metals, as Pb | 0.001% max. |
| Insoluble matter | 0.1% max. |
Application:
Sodium Trimetaphosphate (STMP) has various applications in different industries. The main applications of STMP include:
1. Food industry: Sodium Trimetaphosphate (STMP) can be used as a food additive, as a pH regulator, emulsifier, moisture retention agent, and so on.
- pH control: STMP is often used as a pH regulator in certain food products. It helps to control and adjust the acidity or alkalinity levels, ensuring the desired pH for optimal product quality and preservation.
- Emulsification and stabilization: STMP acts as an emulsifying agent in food processing. It helps to create and stabilize emulsions, preventing the separation of ingredients and improving the overall texture and mouthfeel of products such as sauces, dressings, and spreads.
- Moisture retention: STMP can bind and retain water in food products. It is commonly used in processed meats, poultry, and seafood to improve moisture retention, preventing them from drying out during cooking or processing.
- Texture improvement: STMP can enhance food texture, particularly in processed meats and seafood. It can contribute to a more tender and succulent mouthfeel, improving the overall quality of the product.
- Sequestrant: STMP acts as a sequestrant or chelating agent in food processing. It binds to and complexes metal ions, particularly calcium ions, helping to prevent unwanted interactions or reactions that can affect the food product’s taste, color, or stability.
2. Water treatment: Sodium Trimetaphosphate (STMP) is commonly used in water treatment plants and processes to control the hardness of water. It helps prevent the formation of scale and deposits caused by minerals in the water, thereby improving the overall efficiency of water treatment equipment and systems.
3. Detergents and cleaning products: Sodium Trimetaphosphate (STMP) is an ingredient in detergents and cleaning products like laundry detergents, dishwashing detergents, and industrial cleaners. It aids in preventing the deposition of minerals and impurities on surfaces, improving the cleaning performance of the products.
4. Textile industry: Sodium Trimetaphosphate (STMP) is used in the textile industry for desizing, bleaching, and scouring processes. It helps to remove the sizing agents from fabrics, control the pH levels, and improve the effectiveness of various chemical treatments on textiles.
5. Ceramic industry: Sodium trimetaphosphate (STMP) is utilized as a dispersing agent in the ceramic industry. It aids in improving the workability of ceramic slurries, controls the viscosity, and assists in the dispersion of ceramic particles during manufacturing.
For more details, please visit this blog What is Sodium Trimetaphosphate?
Packing: In PP+PE bags of 25kgs net each, we can provide packages according to the customer’s requirement.
Storage: At a cool, dry, and well-ventilated place.
Shelf life: 24 months.
