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Salt White Sodium Tri Poly Phosphate STPP Granular For Detergent Production
Sodium Tri Poly Phosphate STPP Granular
,Salt White STPP Granular
,Detergent Production STPP Granular
Basic Properties
Trading Properties
PH Value 9.0-10.0 Sodium Tripolyphosphate Salt White Granular Or Powder Ideal For Detergent Production Water Softening And Cleaning Agent Uses
Product Description:
Sodium Tripolyphosphate (STPP), also referred to as pentasodium triphosphate or sodium triphosphate, is a chemical compound with the formula Na5P3O10 . It has a molecular weight of 367.86 and typically appears as white granules or powder.
This compound has an apparent density ranging from 0.35 to 0.95 grams per cubic centimeter and a high melting point of 622°C. Due to its physical properties, STPP is commonly used in various industrial applications.
STPP is highly soluble in water, where it generates an alkaline solution. Over time, it undergoes gradual hydrolysis in aqueous environments, resulting in the formation of orthophosphates.
One of the notable characteristics of Sodium Tripolyphosphate is its strong chelating ability. It can form soluble complexes with metal ions such as calcium, magnesium, and iron. This chelation helps in softening hard water by binding these ions.
Additionally, as an inorganic surfactant, STPP exhibits certain properties that are similar to those of organic surfactants, making it valuable in cleaning and detergent formulations.
Features:
This substance effectively chelates hardness ions present in water, such as calcium (Ca²⁺) and magnesium (Mg²⁺) ions. By doing so, it significantly reduces water hardness, which helps to minimize the risk of inorganic salt deposits and scaling. This property is particularly valuable in maintaining the efficiency and longevity of water-using systems.
It plays a key role in dispersing and suspending both solid particles and liquid droplets, thereby enhancing the stability and uniformity of the system. In the formulation of ceramics and building materials, it is commonly employed as a water reducer, degummer, and dispersant. The primary goal is to stabilize body slurries and glaze slurries, making them easier to flow and shape, which in turn improves process consistency and overall product quality.
This compound also facilitates the emulsification and peptization of oily and protein-based soils. This action boosts detergency and cleaning effectiveness, making it a valuable ingredient in cleaning formulations.
Additionally, it maintains a weakly alkaline environment within the formulation. This pH buffering ability is beneficial for the removal of acidic soils and contributes to stabilizing the overall performance of the formulation.
Specifications:
| Item | Index | ||
| Superior | Grade I | Grade II | |
| Whiteness /% ≥ | 85 | 75 | 65 |
| phosphorus pentoxide (P2O5)/% ≥ | 57 | 56.5 | 55 |
| Sodium Tripolyphosphate (Na5P3O10)/% ≥ | 96 | 90 | 85 |
| Water insoluble matter/% ≤ | 0.1 | 0.1 | 0.15 |
| Iron (Fe)/% ≤ | 0.007 | 0.015 | 0.030 |
| PH value (1% solution) | 9.2-10.0 | ||
| Granularity | Passes 1.00mm test sieving rate is higher than 95% | ||
Applications:
In the field of ceramics and building materials, certain additives are utilized to enhance the production process. They help improve the stability of ceramic slurries and contribute to better forming performance, resulting in higher quality ceramic products.
In detergents and soaps, these additives act as builders in synthetic detergents and serve as boosters for soaps. This dual role significantly enhances the overall cleaning effectiveness, making detergents more efficient in removing dirt and grime.
For industrial water treatment, additives are employed as water softeners. Their main function is to inhibit the formation of scale, thereby improving the stability of process water as well as circulating water systems used in various industries.
Within the leather and textile industries, these substances are used as pre-tanning agents during leather production, which helps achieve more uniform tanning. Additionally, they serve as dyeing auxiliaries in textiles, improving dye uptake and producing richer, more consistent colors.
In the sectors of coatings, mineral processing, drilling, and papermaking, these additives perform multiple functions. They work as dispersants to prepare stable suspensions in products such as paints, kaolin, magnesium oxide, and calcium carbonate. Furthermore, they act as dispersants in drilling fluids, enhancing fluid performance, and serve as grease-proofing agents in the paper industry to improve product quality.
Package and Storage:
Package: The STPP (Sodium Tripolyphosphate) product is carefully packaged to ensure safety and quality during transportation and storage. It is typically packed in woven polypropylene bags with a polyethylene inner lining to prevent moisture ingress and contamination. Each bag usually contains 25 kg or 50 kg of the product, clearly labeled with product information, batch number, and handling instructions.
For bulk shipments, STPP is also available in jumbo bags (FIBCs) with a capacity of 500 kg to 1000 kg, designed to provide maximum protection and ease of handling. These bags are securely sealed and placed on pallets to facilitate safe loading and unloading.
Transportation&Storage: During transportation, goods are covered to protect from rain and moisture, and handled with care to avoid packaging damage. Never transport or store them together with flammable, explosive, toxic, or other polluting chemicals. Goods should be stored in a dry, well-ventilated warehouse, kept off the ground on damp-proof pallets
FAQ:
Q1: What is the brand name of the Sodium Tripolyphosphate product?
A1: The brand name of the Sodium Tripolyphosphate product is Shenglong.
Q2: Where is the Sodium Tripolyphosphate manufactured?
A2: The product is manufactured in China.
Q3: What certifications does the Sodium Tripolyphosphate have?
A3: The product is certified with ISO9001.
Q4: What is the minimum order quantity for this product?
A4: The minimum order quantity is 25 metric tons (MT).
Q5: What are the payment terms available for purchasing Sodium Tripolyphosphate?
A5: Payment terms include T/T (Telegraphic Transfer), D/P (Documents against Payment), and L/C (Letter of Credit).
Q6: How is the Sodium Tripolyphosphate packaged?
A6: It is packaged in woven bags with a plastic liner to ensure product safety during transport.
Q7: What is the typical delivery time for orders?
A7: The delivery time is typically between 7 to 14 days.
Q8: What is the price range for the Sodium Tripolyphosphate?
A8: The price ranges from USD 800 to 1000 per metric ton (EXW).
Q9: What is the annual supply capacity for this product?
A9: The supply ability is 100,000 metric tons per year.
