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Sodium Tripolyphosphate (STPP) is an inorganic compound commonly used in various industrial applications including water treatment, detergents, ceramics, food processing, and fertilizers. It is a highly effective water softener, dispersing agent, and buffer, and plays a critical role in improving the efficiency and effectiveness of many industrial processes. Due to its excellent solubility and stability, STPP is widely used in global markets for multiple applications.
2. Chemical Formula
Chemical Formula: Na5P3O10
CAS Number: 7758-29-4
Appearance: White crystalline powder or granular form
3. Technical Standard (GB/T9983-2004)
Grade
Appearance
Purity
Density
PH Value
Solubility
Moisture Content
Shelf Life
Recommended Addition
CAS No.
STPP Food Grade
White Powder
≥ 98%
0.9-1.0 g/cm³
9-11
Highly soluble in water
≤ 1%
2 Years
0.5-1.5% for food processing
7758-29-4
STPP Industrial Grade
White Powder
≥ 95%
0.9-1.1 g/cm³
9-11
Highly soluble in water
≤ 2%
2 Years
1-2% for detergent formulations
7758-29-4
STPP Detergent Grade
White Powder
≥ 95%
0.8-1.0 g/cm³
10-12
Highly soluble in water
≤ 1%
2 Years
0.5-2% for laundry detergent
7758-29-4
STPP Water Treatment Grade
White Powder
≥ 98%
0.9-1.1 g/cm³
9-11
Fully soluble in water
≤ 1%
2 Years
0.1-0.3% for water softening
7758-29-4
STPP Ceramic Grade
White Powder
≥ 96%
0.9-1.0 g/cm³
9-11
Highly soluble in water
≤ 1%
2 Years
0.3-1.0% for ceramic glazes
7758-29-4
STPP Textile Grade
White Powder
≥ 95%
0.9-1.0 g/cm³
9-11
Highly soluble in water
≤ 2%
2 Years
0.3-1.5% for textile applications
7758-29-4
STPP Mining Grade
White Powder
≥ 97%
0.9-1.1 g/cm³
9-11
Soluble in water
≤ 2%
2 Years
0.2-0.5% for ore flotation
7758-29-4
4. Product Highlights
Excellent Water Softening: STPP efficiently removes calcium, magnesium, and other hard water ions by forming complexes, preventing scale formation and improving the efficiency of detergents and cleaning agents.
Effective Dispersing Agent: STPP is a powerful dispersant for minerals, clays, and dirt particles, helping to prevent their redeposition during industrial cleaning and washing applications.
Buffering Capacity: It helps maintain a stable pH in various systems, making it ideal for applications in food processing, water treatment, and pharmaceuticals.
Enhanced Cleaning Power: In detergents, STPP significantly boosts cleaning efficiency, especially in hard water conditions, by improving the solubility of active ingredients.
Environmental Compatibility: Compared to other chemicals, STPP is relatively environmentally friendly and less harmful, making it a sustainable option for industrial applications.
5. Detailed Usage Methods
Water Treatment:
STPP is commonly used as a water softener in industrial water treatment processes. It effectively removes hardness ions like calcium and magnesium from water, reducing scaling and improving the performance of boilers, cooling towers, and other water systems. The recommended concentration is typically 1-5 g/L, depending on the water quality.
Example: In an industrial boiler system, adding STPP helps to prevent the buildup of scale, increasing thermal efficiency and extending the lifespan of equipment.
Detergents and Cleaning Agents:
In the manufacturing of household and industrial cleaning products, STPP is a key component that enhances the detergency and cleaning power, especially in hard water. It is typically added at concentrations of 5%-20% in detergents, laundry powders, and dishwashing liquids.
Example: A laundry detergent manufacturer using STPP found a 30% improvement in cleaning performance, especially in regions with hard water.
Food Processing:
STPP is used in food processing, particularly in seafood and meat products, where it serves as a preservative, water-retaining agent, and enhancer of texture. It helps maintain moisture, improve appearance, and extend shelf life. The typical usage concentration is below 0.5%.
Example: In a seafood processing plant, adding STPP to shrimp and fish processing improves texture and prevents water loss during freezing, maintaining quality and weight.
Textile and Paper Industry:
STPP is used in textile dyeing and finishing processes as a dispersing agent for dyes, as well as in the paper industry to stabilize pulp and improve paper quality. It prevents the deposition of unwanted particles, ensuring smoother processes and better final products.
Example: A textile manufacturer added STPP to their dyeing process and noticed improved dye dispersion and more vibrant color output.
Fertilizer Industry:
In the production of fertilizers, STPP serves as a source of phosphorus, enhancing the effectiveness of phosphate-based fertilizers. It also improves the solubility of nutrients, making them more readily available to plants.
Example: A fertilizer producer used STPP in combination with other phosphatic materials to increase the nutrient uptake of plants, resulting in higher crop yields.
6. Our Export Advantages
High Purity and Consistent Quality: Our STPP product is manufactured to high purity standards (≥98%) and undergoes rigorous quality control to ensure stable, reliable performance.
Large-Scale Production Capacity: We have a robust production capacity that can meet large order volumes and ensure timely delivery to meet the demands of global markets.
Global Certifications: Our STPP complies with international standards such as ISO 9001, REACH, SGS, and other relevant certifications, ensuring that our products meet global quality and safety regulations.
Flexible Packaging Options: We offer various packaging options, such as 25 kg bags, 500 kg drums, and bulk shipments, providing flexibility for customers based on their requirements.
Competitive Pricing: We optimize our manufacturing processes and supply chain to provide competitive pricing while maintaining product quality, ensuring the best value for our customers.
Comprehensive Customer Support: Our customer service team provides full support, including technical consultation, order tracking, and after-sales service, ensuring smooth transactions and customer satisfaction.
7. Specific Case Studies
Case Study 1:
A European detergent manufacturer used our STPP in their laundry powder formulation. The result was a 30% improvement in cleaning efficiency, especially in hard water areas. The customer was able to offer superior products that outperformed competitors in terms of both washing results and customer satisfaction.
Case Study 2:
An Asian seafood processing company integrated STPP into their shrimp and fish processing workflow. By adding STPP, they were able to maintain moisture and texture, reducing water loss during freezing and transport. This process helped them improve the shelf life of their products and meet export quality standards, resulting in a 15% increase in product sales.
Contact us today for more information about our Industrial Grade MKP, request a sample, or discuss your specific needs. Let's work together to enhance your products and industrial processes!
8. Packaging & Shipping Packing: Expertly packed for ultimate protection, our Monopotassium Phosphate (MKP) Food Grade with CAS 7778-77-0 is safeguarded with a polyethylene bag as the inner layer, Each bag is meticulously weighed to ensure a net weight of 25kg, 50kg, or a substantial 1000kg jumbo bag.
Shipping: Efficient and secure shipping solutions: 25KG/BAG meticulously arranged in 40 bags per pallet, creating a solid 25-ton full container in pallets or a comprehensive 27-ton full container when shipped in bulk. 9.Company Profile Shandong Jiurunfa Chemical Technology Co., Ltd. is an energy chemical enterprise engaged in the research, development, production, sales and service of industrial gases, special gases, mixed gases and chemical products. The company is located in the Economic Development Zone of Jinan City, Shandong Province, China, covering an area of more than 630 acres, with an annual output value of nearly 1 billion yuan. The company has a professional team including many doctors and masters, and has a sound management system.
In addition, Beijing Chemical Industry Group provides strong technical support and in-depth cooperation, ensuring that the production technology level of Shandong Jiurunfa Chemical Technology Co., Ltd. has long been in the leading position in China. With the development of business scope and the needs of overseas partners, we can also provide various chemical raw materials, including hazardous chemicals, inorganic chemicals, organic chemicals, petrochemicals, washing raw materials, construction raw materials, etc. The products are widely used in chemical, industrial, agricultural, food, medicine, construction, building materials, cosmetics, plastics.
The company has the right to import and export products on its own. Its products have been sold to dozens of countries and regions such as North and South America, Europe, Asia, Australia and South Africa, and enjoy a high reputation and popularity on the international stage. The company strictly follows the requirements of ISO9001, ISO14001 and GB/T-28001 to supervise, control and operate every link of production to achieve the perfect combination of social responsibility, employee health, environmental protection and product quality.
Shandong Jiurunfa Chemical Technology Co., Ltd. has always been committed to the purpose of "honesty, harmony, cooperation and win-win", and treats every visiting customer with sincerity. We also look forward to sincere cooperation with you, mutual benefit and mutual benefit, and create brilliance together!
10. Certifications 11. FAQ 1. Can I get samples before placing an order? A: Yes, we are a factory and provide samples for you.
2. What can you buy from us? Industrial gases, special gases, electronic gases, mixed gases, detergent raw materials, white latex, magnesium oxide, sodium phosphate, potassium phosphate, ammonium phosphate, calcium phosphate and other comprehensive phosphate chemical products.
3. Why should you buy from us instead of other suppliers? First of all, we have a perfect management system, make full use of existing resource advantages, adhere to market-oriented, expand business capabilities, and sincerely cooperate with our customers with the most favorable prices and the best quality products; secondly, huge production capacity for you to deliver on time; high-quality after-sales service makes your purchase worry-free!
4. Can you make our brand on your products? Yes. If you can meet our minimum order quantity, we can print your logo on the product and packaging.
5. How to guarantee the quality of your products? We have a strict quality control system, including: *Pre-production raw material inspection *Spot check during production *Full inspection before shipment *SGS third-party inspection (if needed)
6.Which port will you ship to? Tianjin, Qingdao, Shanghai or according to customer's needs.
7.. How to start order or payment? You can send us a purchase order, or send a simple confirmation by email or Trade Manager, we will send you a proforma invoice and our bank details for your confirmation, then you can pay accordingly.
8. How do you deal with quality complaints? First of all, our quality control will reduce quality problems to near zero. If there is a quality problem caused by us, please contact us immediately after receiving the product, we will send you the goods for free or refund your loss.
