Sodium Tripolyphosphate | 7758-29-4
Cas No :
7758-29-4
Synonyms :
Form :
Solid
Molecular Weight :
367.86 G/Mol
Molecular Formula :
NA5O10P3
Melting Point :
622 °C
Solubility :
Freely Soluble In Water; Insoluble In Organic Solvents
Description :
Overview of Sodium Tripolyphosphate
Sodium Tripolyphosphate (Na5O10P3), widely known as STPP, is a versatile inorganic salt essential for water softening and industrial cleaning. It acts as a powerful "builder," preventing dirt particles from redepositing on surfaces during the washing process. As a leading speciality chemicals manufacturer, Chemical Bull provides high-grade STPP in both powder and granular forms, optimized for rapid solubility and performance.
Whether you are looking for a sodium tripolyphosphate manufacturer to improve the cleaning efficiency of your detergents or to stabilize moisture in food products, our material ensures high sequestration power. To get the best technical grade for your facility, you can call or message our office to request specific pricing and batch details.
Applications of Sodium Tripolyphosphate
As an established industrial chemical manufacturer in India, we supply STPP to several specialized manufacturing streams:
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Detergents & Soaps: The primary builder used to neutralize hard water minerals. It significantly boosts the cleaning power of aoh sodium hydroxide manufacturer alkaline products by preventing mineral interference.
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Food Processing (Food Grade): Used in seafood and meat products to improve moisture retention and texture. As a pharma-grade chemical manufacturer, we ensure our food-grade STPP meets all global safety and purity standards.
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Water Treatment: Prevents scale formation in boilers and cooling towers, often complementing the performance of edta tetrasodium salt anhydrous in complex mineral environments.
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Ceramics & Construction: Functions as an excellent dispersant in tile manufacturing by reducing the viscosity of clay slips, aiding speciality chemical manufacturers in the ceramics sector.
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Textile & Leather: Maintains color quality by sequestering metal ions during the dyeing process, which is vital for dye intermediates manufacturers and tanning facilities.
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Agrochemical Formulations: Increases the stability of liquid fertilizers to prevent nutrient precipitation, benefiting many agrochemical manufacturers.
Where to Buy?
Sodium Tripolyphosphate Manufacturer
Chemical Bull is a leading partner with a high-purity chemical manufacturer in India and a key chemical manufacturer in Gujarat. We ensure our STPP maintains a high phosphorus content and uniform particle size, which is critical for consistent industrial blending. As a trusted chemical manufacturer in India, we provide consistent quality across every shipment.
Sodium Tripolyphosphate Suppliers & Distributor
Operating from the industrial hub of Vapi, we manage an efficient supply chain for bulk distribution. We provide logistics for 25kg and 50kg moisture-proof bags, as well as jumbo bags for international export. Our chemical manufacturers' contact desk ensures that all shipping schedules are optimized for on-time delivery to your production site.
Safety, MSDS & Professional Storage
Due to its alkaline nature and hygroscopic properties, professional handling is a top priority:
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MSDS Profile: Registered under CAS No. 7758-29-4. It is classified as non-hazardous for transport; however, it is recognized as a mild irritant to the eyes and respiratory system.
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Handling: STPP is a fine powder that can cause irritation. Always use appropriate PPE, including safety goggles and a dust mask, to prevent inhalation and eye contact during bulk material transfer.
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Storage: This material is slightly hygroscopic (absorbs moisture). Store in a cool, dry, well-ventilated area within original moisture-proof packaging. Proper storage prevents "caking" (hardening), which is essential for automated dosing systems.
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Regulatory Compliance: Every shipment is accompanied by a full COA and MSDS, ensuring alignment with global safety standards for the food, detergent, and water treatment industries.
Related Products are:
Sodium Hexametaphosphate (SHMP) – A related phosphate used for advanced high-clarity water treatment.
Tetrasodium Pyrophosphate (TSPP) – A key buffering agent used in the food and cleaning industries.
Sodium Gluconate Manufacturer – A biodegradable chelating agent that works effectively alongside STPP.
Tri Sodium Phosphate (TSP) – Used for heavy-duty degreasing and industrial surface preparation.
Sodium Carbonate – A cost-effective alkaline builder commonly used in detergent formulations.
Frequently Asked Questions (FAQ)
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What is the CAS Number for Sodium Tripolyphosphate?
The CAS Registry Number for STPP is 7758-29-4. -
What grades of STPP do you supply?
We offer both Technical Grade (for detergents/ceramics) and Food Grade (for meat/seafood processing). -
Why is STPP called a "builder" in detergents?
It is called a builder because it "builds" the efficiency of the surfactant by softening hard water and preventing soil from redepositing on clothes. -
How does it differ from EDTA?
STPP is more cost-effective for large-scale buffering and water softening, while EDTA Tetrasodium is typically used for more targeted or aggressive metal sequestration.