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Sodium Tripolyphosphate
Sodium triphosphate (STP), also sodium tripolyphosphate (STPP), or tripolyphosphate (TPP)) is an inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid. It is produced on a large scale as a component of many domestic and industrial products, especially detergents. Environmental problems associated with eutrophication are attributed to its widespread use.
Sodium Tripolyphosphate (STPP) is produced by heating a mixture of monosodium and disodium phosphate. It acts as a sequestrant, which means it binds to and removes calcium and magnesium ions in water, improving the cleaning effectiveness of detergents and enhancing the preservation qualities in food products. STPP also has the ability to increase the swelling capacity of proteins, which is valuable in meat processing.
Chemway is one of the Sodium Tripolyphosphate(STTP)manufacturers, exporters, and suppliers in Fujairah, Sharjah, Abu Dhabi, Ajman, Ras Al Khaimah, Kuwait, Muscat, Dubai UAE.
- Detergent and Cleaning Industry
- Application: STPP is widely used in both household and industrial detergents. It acts as a water softener by binding calcium and magnesium ions, which enhances the cleaning power of detergents and prevents the formation of soap scum.
- Use: Laundry detergents, dishwashing liquids, and industrial cleaning agents.
- Benefit: Improves cleaning efficiency and helps prevent soil redeposition during washing.
- Food Processing
- Application: In the food industry, STPP is used as a food additive to retain moisture, improve texture, and enhance flavor in meat and seafood products. It is commonly employed to increase water-binding capacity, leading to juicier products.
- Use: Canned seafood, processed meats, poultry, and frozen products.
- E-number: E451 (as a food additive).
- Benefit: Enhances product quality, shelf life, and overall texture.
- Water Treatment
- Application: STPP is employed in water treatment processes to sequester hard water ions and prevent scaling in boilers and cooling systems. It helps improve water quality and extend the lifespan of equipment.
- Use: Boiler water treatment, cooling towers, and municipal water treatment facilities.
- Benefit: Reduces maintenance costs and enhances operational efficiency.
- Ceramic Industry
- Application: In ceramics manufacturing, STPP is used to improve the workability of clay by dispersing particles and controlling viscosity. It helps achieve a smoother finish and better quality of ceramic products.
- Use: Clay processing and ceramic production.
- Benefit: Enhances the quality and processing efficiency of ceramic materials.
- Textile Industry
- Application: STPP is utilized in textile processing as a water softener, enhancing the action of cleaning agents and improving dye penetration during the dyeing process.
- Use: Textile dyeing, cleaning, and finishing processes.
- Benefit: Improves color uniformity and product quality.
- Oil and Gas Industry
- Application: In the oil and gas sector, STPP is used in drilling fluids to maintain viscosity and as a dispersant to enhance the performance of oil well servicing fluids.
- Use: Drilling muds and other oil well applications.
- Benefit: Improves the efficiency of drilling operations and enhances fluid stability.
- Agriculture
- Application: STPP is used in some fertilizers and agricultural products to enhance nutrient availability and improve the stability of formulations.
- Use: Fertilizer formulations and agricultural chemicals.
- Benefit: Improves nutrient uptake and overall crop health.
- Paper and Pulp Industry
- Application: STPP is utilized in the paper and pulp industry for its water-softening properties and as a dispersant for fillers and pigments.
- Use: Paper processing and pulp treatments.
- Benefit: Enhances product quality and process efficiency.
- Personal Care Products
- Application: STPP can be found in some personal care and cosmetic products, where it acts as a stabilizer and emulsifying agent.
- Use: Hair conditioners, skin creams, and bath products.
- Benefit: Improves texture and stability of formulations.
Appearance | white powder |
Odor | Odorless |
pH | slightly alkaline |
Molecular Weight | 367.864 g/mol |
Boiling Point | NA |
Melting Point | 622 °C |
Vapor Pressure | NA |
Density | 2.52 g/cm3 |
Flash Point |
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