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| CAS No.: | 7758-29-4 |
|---|---|
| Formula: | Na5p3o10 |
| EINECS: | 231-838-7 |
| Certification: | CCIC, RoHS, ISO |
| Purity: | ≥99% |
| Type: | Sodium Tripolyphosphate |
| Price Range | STPP Price (per MT) |
|---|---|
| 0-27 Tons | $700 |
| 28-99 Tons | $650 |
| ≥100 Tons | $600 |
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Sodium Tripolyphosphate, commonly abbreviated as STPP, is a specialized chemical compound that plays an integral role in various industrial applications. This detailed specification guide aims to provide an in-depth understanding of Sodium Tripolyphosphate, focusing on its physical and chemical properties, standards, and potential applications.
Appearance: white powder
Physical and chemical data:
| Melting Point | Density of Phase I | Density of Phase II |
| 622 ºC | 2.62 g/cm3 | 2.57 g/cm3 |
Other Related Indexes:
| EINECS | RTECS | PubChem | H.S.Code |
| 231-838-7 | YK4570000 | 517047 | 28353190 |
Solubility: soluble in water, 20g/100mL (20ºC)
Main indexes:
| Index | Standard |
| Purity(Na5P3O10) by wt % | 94.0 min |
| P2O5 by wt % | 56.5 min |
| Pyrophosphate (Na4P2O7) by wt % | 4.0 max |
| Orthophosphate and Metaphosphate by wt % | 2.0 max |
| Iron content (as Fe) by wt % | 0.01 max |
| Water Insoluble by wt % | 0.10 max |
| Bulk Density by g/ml | 0.9~1.15 |
| Phase I by wt % | 15~40 |
| Whiteness % | 85 min |
| PH value (1% solution) | 9.2~10.3 |
| Particle Size (100mesh pass by wt %) | 95 min |
Chemical Name: Sodium Tripolyphosphate
Abbreviation: STPP
Molecular Formula: Na5P3O10
Molecular Weight: 367.86
CAS Number: 7758-29-4
Appearance: STPP appears as a white powder or granular substance, which is a key identifier of its purity and quality.
Sodium Tripolyphosphate (STPP) used in industrial applications must adhere to strict quality standards to ensure its effectiveness and safety. The specifications for the industrial grade of STPP are as outlined:
Form: White powder or granular, ensuring it is free from any impurities and foreign particles.
Standard Applied: The quality and composition of STPP are regulated under the standard GB/T 9983-2004. This standard dictates the necessary criteria for industrial-grade STPP, including its chemical composition, physical properties, and purity levels.
Understanding the chemical and physical properties of Sodium Tripolyphosphate is crucial for its proper handling and utilization in industrial processes.
Chemical Stability: STPP is stable under normal temperatures and pressures. However, it should be stored properly to prevent moisture absorption, which can lead to clumping and degradation.
Solubility: Sodium Tripolyphosphate is highly soluble in water, which makes it ideal for use in applications requiring rapid dissolution in aqueous solutions.
Hygroscopic Nature: STPP is hygroscopic, meaning it can attract and hold water molecules from the surrounding environment. This characteristic must be considered during storage and handling to maintain its effectiveness.
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Watch our product demonstration video to visually explore the appearance and texture of Sodium Tripolyphosphate (STPP). This brief video showcases STPP in its typical form as a white powder or granular substance, helping you better understand its physical properties and how it should be handled. Designed for users who need a quick overview of the basic features of STPP, this video is straightforward and effective.
To see Sodium Tripolyphosphate (STPP) in action and gain a deeper understanding of its typical form and handling requirements, Click here to watch our informative product demonstration video.
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Sodium tripolyphosphate (STPP), with its distinguished chemical formula Na5P3O10, represents a cornerstone in industrial chemistry, revered for its versatility and multifunctionality. As a testament to its adaptability, STPP presents itself in the form of a pristine white powder, exhibiting remarkable water solubility that yields a mildly alkaline solution upon dissolution. This inherent solubility renders STPP indispensable across a myriad of industrial processes, facilitating seamless integration into various formulations and applications.
STPP’s journey begins with a meticulously orchestrated synthesis process, involving the precise reaction between disodium phosphate and monosodium phosphate. This intricate chemical dance ensures the attainment of STPP in its purest form, characterized by consistent quality and unparalleled purity. Through this synthesis, STPP emerges as a reliable and standardized compound, ready to fulfill the diverse needs of industries worldwide.
Renowned for its exceptional versatility, STPP finds its place in an extensive array of industrial applications, ranging from detergent manufacturing to ceramic production and beyond. Its inherent properties, including water softening capabilities and pH buffering capacity, make it an invaluable asset in the optimization of various industrial processes. Whether employed as a chelating agent in detergent formulations or as a viscosity modifier in ceramic glazes, STPP stands as a testament to innovation and efficiency in modern industrial chemistry.
In essence, sodium tripolyphosphate epitomizes the epitome of industrial versatility, embodying the fusion of scientific precision and practical utility. From its pristine white powder form to its myriad of applications, STPP continues to shape the landscape of industrial chemistry, driving progress and innovation in diverse sectors worldwide.
Commercial Detergents: STPP serves as a cornerstone in the realm of cleaning products, enhancing the efficacy of laundry detergents, dishwashing agents, and surface cleaners. Acting as a potent chelating agent, it tackles water hardness, facilitates pH buffering, and excels in dirt emulsification, ensuring pristine cleanliness in diverse settings.
Soap Making: Delve into the world of soap production, where STPP reigns supreme as a vital ingredient. Its water-softening prowess prevents unsightly soap scum formation in hard water, guaranteeing a seamless cleaning experience. Furthermore, its pH-buffering capabilities maintain soap consistency, elevating product quality to new heights.
Personal Care and Cosmetics: Witness STPP’s transformative role in personal care products and cosmetics. From emulsifying and stabilizing creams and lotions to serving as a chelating agent in shampoos and conditioners, it ensures optimal product performance and user satisfaction. Its emulsifying properties contribute to cosmetic stability, preventing undesirable color changes and enhancing overall formulation integrity.
Safety and Environmental Considerations
Environmental Impact: While concerns exist regarding potential environmental implications, responsible sourcing and usage practices mitigate STPP’s footprint, ensuring sustainable industrial practices.
Safety in Personal Care Products: Rigorous adherence to STPP concentration standards and comprehensive skin compatibility testing guarantee consumer safety and product integrity.
Additional Industrial Applications
Explore STPP’s multifaceted utility beyond conventional uses. From improving detergent performance and enhancing ceramic properties to controlling water hardness and promoting oral hygiene in pet care products, its versatility knows no bounds. As a dispersing agent in various industrial processes, STPP continues to demonstrate its indispensable role in driving efficiency and innovation.
Benefits of Sodium Tripolyphosphate (STPP)
From boosting soap lathering and maintaining product stability to extending shelf life and enhancing texture, STPP offers a plethora of benefits across industries. Its ability to ensure pH balance, prevent metal interference, and minimize environmental impact underscores its significance in modern manufacturing practices. With responsible usage, STPP emerges as a sustainable solution for diverse industrial needs, paving the way for cleaner, safer, and more efficient processes.
Packaging Solutions: Sodium tripolyphosphate (STPP) is meticulously packaged to ensure its integrity and quality during storage and transportation. Typically available in multi-layer 25 kg bags, these are crafted from high-strength, moisture-resistant materials to prevent any ingress of water or contaminants. For larger commercial requirements, STPP is also available in bulk bags, commonly known as FIBCs (Flexible Intermediate Bulk Containers), which can accommodate up to 1000 kg of product. These containers are designed for easy handling and efficient transport, reducing the risk of product loss and contamination.
All packaging options are clearly labeled with relevant product information, including net weight, chemical composition, safety guidelines, and handling instructions. This ensures compliance with global regulatory standards and aids in the safe and effective use of the product.
Shipping Considerations: STPP is classified as a non-hazardous material for transportation, but it still requires careful handling to maintain its chemical efficacy. Our logistics team specializes in the global shipment of chemical products, ensuring that all shipments of STPP comply with international shipping regulations, including the International Maritime Dangerous Goods (IMDG) code when shipped by sea.
Shipping options are flexible, catering to both domestic and international needs. We utilize a network of reliable freight carriers to ensure timely and cost-effective delivery. Shipments can be tracked using advanced tracking systems, providing customers with real-time updates on the status of their orders.
Temperature-controlled transportation options are available to prevent exposure to extreme temperatures, thereby maintaining the product’s quality throughout its journey. Our commitment to robust packaging and strategic shipping practices guarantees that every batch of STPP reaches its destination in optimal condition, ready for industrial application.
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For our first cooperate client, usually by TT 30% deposit, balance paid against BL copy, or full amount LC at sight. If you are our regular client, payment terms can be adjusted.
2. What is your delivery time?
It depends on order quantity, usually, we will arrange shipment within 3-20 days.
3. How about packing?
Usually, we provide packing as 25kg/bag or carton. Of course, if you have special requirements for packing, we will adjust according to you.
4. When can I get a reply?
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5. How about the validity of products?
According to the products you order, it is usually 2 years.
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7. Can I get a sample before order?
Yes, we can provide a free sample once the price is agreed upon, and you have to pay us the delivery fee in advance.
8. Where is your loading port?
Usually QINGDAO port.
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