Factory Direct Sale Industrial High-Efficiency Soft Water Sodium Tripolyphosphate STPP CAS: 7758-29-4

• Customization: Available
• CAS No.: 7758-29-4
• Formula: Na5p3o10
• Model NO.: JC-Na5p3o10-01
• EINECS: 231-838-7
• Certification: ISO
• Purity: ≥94.0%
• Type: Sodium Tripolyphosphate
• Grade Standard: Industrial Grade
• Melting Point: 622 °c
• Density: 2.52g/cm3
• Colour: White
• Odor: No Smell
• pH Value: 9.0-10.0
• Expiration Date: 2 Years
• MOQ: 25 Tons
• Sample: Free
• Bag Marks: Customizable
• Hazardous: No
• Transport Package: PP Bag
• Specification: 25kg/50kg/1000kg
• Trademark: N/M
• Origin: China
• HS Code: 28353110
• Production Capacity: 20000tons/Month

Product Description

Detailed Photos

Product Description

Sodium Tripolyphosphate (STPP), chemically represented as Na₅P₃O₁₀, is a white, crystalline powder that is highly soluble in water. This compound plays an important role in various industrial and commercial applications due to its ability to enhance performance in cleaning, preservation, and water treatment.

Product Parameters

Sodium Tripolyphosphate / STPP
Indexes	Industrial Grade	Food Grade
Assay Na5P3O10 % ≥	94	94
P2O5 % ≥	57	57
Water Insoluble Matter %≤	0.15	0.05
Iron(Fe) %≤	0.01	0.01
PH value (1% water solution)	9.2-10.0	9.5-10.0
Heavy Metal (as Pb) %≤	--	0.001
As %≤	--	0.0003
Fluoride (F) %≤	--	0.003
Particle Size Through 16 mesh sieve %≥ Through 35 mesh sieve %≥ Trough 100 mesh sieve %≥	95.0 90.0 40.0	95.0 90.0 40.0
Whiteness %≥	90	90

Packaging & Shipping

25kg/50kg bag---27tons/1FCL without pallet
1000kg bag---25tons/1FCL without pallet

Application

   

Common Applications of Sodium Tripolyphosphate:

1. Detergent and Cleaning Products:

   • Water Softener: STPP is frequently used in laundry detergents, dishwashing products, and household cleaners. By binding with calcium and magnesium ions, it helps soften hard water, allowing detergents to work more efficiently.
   • Cleaning Efficiency: It acts as a builder in detergents, improving their ability to break down grease, dirt, and stains, leading to better overall cleaning performance.

2. Food Processing:

   • Preservative and Moisture Retention: In the food industry, STPP is used as a preservative and moisture-retaining agent. It helps maintain the texture and appearance of products like seafood, meats, and processed foods. For instance, it is often used to prevent shrimp or fish fillets from drying out during storage.
   • Food Additive (E451): STPP is commonly found in food additives, helping with the preservation of the food's quality by improving its texture and moisture content.

3. Water Treatment:

   • Scale and Corrosion Control: In industrial water treatment, STPP is effective in controlling scale formation and corrosion in pipes, boilers, and machinery. It sequesters minerals like calcium, preventing the buildup of hard deposits and prolonging equipment lifespan.
   • Wastewater Treatment: It also plays a role in enhancing the efficiency of wastewater treatment processes, where it aids in removing contaminants and improving overall water quality.

4. Textile Industry:

   • Dyeing Process: In textile manufacturing, STPP serves as a dispersing agent for dyes, promoting even color distribution on fabrics. This ensures a consistent, high-quality finish for dyed materials.
   • Fabric Pretreatment: STPP is used in the pretreatment stage to clean fabrics before dyeing, helping to eliminate impurities that could affect the final dyeing results.

5. Ceramics and Glass Production:

   • Fritting Agent: In the ceramics and glass industry, sodium tripolyphosphate is used as a fritting agent to assist in the melting and combination of raw materials. It helps create smoother, stronger glass and ceramic products.
   • Glazing: STPP is added to glazes, improving their smoothness and durability in finished ceramic products.

6. Agriculture:

   • Fertilizer Additive: STPP is sometimes included in fertilizers to enhance phosphorus absorption by plants, which is crucial for their healthy growth and development.

Certifications

Company Profile

Shandong Jiuchong Chemical Company Limited was founded in 2016, which is located in Weifang City, Shandong Province, China. We have 228 square meters of office space. Now Jiuchong chemical is a large modern international chemical enterprise with more than 28 series. Since our establishment, the company has gradually established and improved a sound supply chain system, quality monitoring system and service system, ensuring products quality and service. 
At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, including magnesium chloride, sodium metabisulfite, sodium bicarbonate, calcium chloride, magnesium sulfate, polyaluminium chloride, aluminium sulfate, industrial salt, soda ash etc. 
Our products are sold well in 288 domestic cities and more than 36 foreign countries. Now the company has won the praise and trust of domestic and foreign customers. Based on stable quality and output, good team service and staff efforts, we will continue to develop domestic and foreign markets.
Jiuchong chemical takes "integrity, innovation and development" as the concept, puts integrity in the priority position in serving customers, and guarantees high quality products and satisfactory cooperation for customers experience. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done. In the future, Shandong Jiuchong Chemical Company Limited hopes to build a brilliant tomorrow with you!

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