Customization: | Available |
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CAS No.: | 7758-29-4 |
Formula: | Na5o10p3 |
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Sodium Tripolyphosphate (STPP) Product Details
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.
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 |
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.
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.