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Sodium tripolyphosphate CAS#7758-29-4
Basic Information
Excellent Chelating Ability：Effectively binds Ca²⁺ and Mg²⁺ ions, preventing scale formation and significantly improving detergent cleaning performance.
Highly Efficient Detergent Builder：Widely used as a core builder in detergents, accounting for about 50% of global consumption and enhancing overall washing efficiency.
Versatile Food-Grade Additive：Functions as an approved food preservative (E451), helping retain moisture and improve texture in seafood and meat products.
Stable Multiple Crystalline Forms：Available in Phase I, Phase II, and hexahydrate forms, with Phase II offering superior industrial stability for consistent processing and storage.
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product description
Product Description of Sodium tripolyphosphate CAS#7758-29-4
Sodium Tripolyphosphate (STPP, Na₅P₃O₁₀) is a white crystalline phosphate. It is widely used as a high-efficiency builder in detergents, accounting for nearly half of global consumption, and also serves as an excellent water softener and approved food additive E451.
Product Application of Sodium tripolyphosphate CAS#7758-29-4
Sodium Tripolyphosphate is widely used in water softening, heavy-duty laundry detergents, automatic dishwashing products, drilling fluid cleaning and liquid livestock feed supplements. It acts as an excellent peptizer, emulsifier and dispersant, and also serves as a stabilizer for hydrogen peroxide solutions.
In the food industry, it preserves seafood, meat and poultry by improving freshness and moisture retention. It is also used as a polyanion cross-linker in polysaccharide drug delivery systems and a sealant for leakage repair of farm ponds.
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