Trisodium Phosphate (TSP, Na₃PO₄·12H₂O, 98%) is a high-purity, water-soluble inorganic compound widely used across industrial, commercial, and household applications due to its strong alkaline nature, exceptional cleaning properties, and versatile functionality. Recognized for its grease-cutting, stain-removing, and pH-buffering abilities, TSP is an essential chemical in detergents, cleaning agents, water treatment, food processing, and industrial formulations. Its stability, solubility, and high effectiveness make it a trusted ingredient for manufacturers and end-users seeking quality and efficiency.

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Chemical and Physical Properties

Trisodium Phosphate is the trisodium salt of phosphoric acid and exists in hydrated crystalline form (dodecahydrate). The 98% purity grade ensures high performance, minimal impurities, and suitability for diverse industrial and household uses.

Key Properties Include:

Chemical Formula: Na₃PO₄·12H₂O

Purity: 98% minimum

Appearance: White crystalline granules or powder

Solubility: Highly soluble in water, forming strongly alkaline solutions

pH (1% aqueous solution): Approximately 11–12

Density: 1.62 g/cm³

Melting Point: 73°C (decomposes at higher temperatures)

Odor: Odorless

Stability: Stable under dry, cool conditions; hygroscopic nature requires airtight storage

These properties make Trisodium Phosphate 98% ideal for high-efficiency cleaning, pH regulation, and industrial formulations.

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Applications of Trisodium Phosphate (TSP)

1. Cleaning Agents and Detergents

TSP 98% is widely used as a powerful cleaning and degreasing agent. Its key applications include:

Removing grease, oils, and stubborn stains from surfaces and fabrics

Enhancing the effectiveness of laundry detergents and industrial cleaning products

Acting as a builder in detergents, softening water to improve surfactant efficiency

Maintaining product stability and performance

It is commonly used in powdered and liquid detergents, degreasers, heavy-duty cleaning powders, and pre-treatment agents, making it indispensable in the cleaning industry.

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2. Water Treatment Applications

Trisodium Phosphate is a vital compound in water treatment processes, where it:

Prevents corrosion in boilers and piping systems

Acts as a pH buffer, maintaining optimal alkalinity

Softens water by sequestering metal ions, reducing scaling

Enhances chemical efficiency in water treatment plants

Its use ensures safe, efficient, and long-term operation of industrial water systems.

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3. Food and Beverage Industry

In food processing, TSP is employed as a food-grade alkaline additive, where it:

Acts as a pH regulator in canned vegetables, processed foods, and meat products

Improves texture, color, and shelf life of food items

Enhances emulsification in certain food formulations

Food-grade TSP complies with international food safety standards, making it safe and reliable for processing applications.

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4. Industrial and Chemical Applications

Trisodium Phosphate 98% is widely used in industrial manufacturing and chemical processes, including:

pH regulation in chemical baths and industrial processes

Manufacturing of phosphates and other derivatives

Textile processing as a detergent and alkaline booster

Metal cleaning and surface preparation prior to coating or painting

Its strong alkalinity and buffering capacity make it essential for consistent industrial performance.

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5. Paint and Coating Industry

TSP 98% is used as a surface preparation agent in painting and coating applications:

Degreases and cleans surfaces before painting

Removes contaminants like dirt, oil, and mildew

Improves adhesion of primers and paints, resulting in long-lasting finishes

It is highly valued by contractors and manufacturers for ensuring quality and durability in surface coatings.

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Advantages of Trisodium Phosphate (TSP, 98%)

High-purity grade ensures reliable performance

Excellent cleaning and degreasing properties

Water-soluble and easy to handle

Versatile for household, industrial, and food applications

Acts as a pH buffer and water softener

Non-toxic, eco-friendly, and safe when used as directed

Cost-effective and widely available for industrial and commercial use

These advantages make TSP a trusted solution for manufacturers, industrial users, and households seeking high-performance cleaning and alkaline solutions.

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Handling and Storage

Proper handling and storage are crucial to maintain chemical stability and safety:

Store in a cool, dry, and well-ventilated area

Keep containers tightly sealed to prevent moisture absorption

Avoid contact with acids, strong oxidizers, or incompatible materials

Use personal protective equipment (PPE) including gloves, goggles, and masks

Avoid inhalation or direct contact with skin

Proper storage ensures long shelf life, optimal performance, and safe usage.

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Conclusion

Trisodium Phosphate (TSP, Na₃PO₄·12H₂O, 98%) is a versatile, high-performance, and eco-friendly alkaline compound. Its strong cleaning, degreasing, and pH-buffering properties make it essential for detergents, cleaning formulations, water treatment, food processing, paint preparation, and industrial applications. With high purity, stability, and efficiency, Trisodium Phosphate 98% continues to be a trusted choice for industries and households worldwide, providing reliable performance, safety, and enhanced product quality.