Sodium Tripolyphosphate for Industrial Buyers in Kenya, Uganda, Tanzania, and Rwanda

Finstar

Available to order

Sodium Tripolyphosphate

Sodium Tripolyphosphate (STPP) is an inorganic compound used primarily as a builder in detergents and as a sequestrant in industrial formulations.

Technical Specifications

CAS Number7758-29-4

Chemical FormulaNa5P3O10

AppearanceWhite granular or powder

Solubility in WaterHighly soluble

pH (aqueous solution)8.5 – 10.5 (alkaline)

StabilityStable under normal conditions

HygroscopicityModerate, requires dry storage

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Safety InformationUse PPE including gloves and eye protection Store in a cool, dry, ventilated area away from incompatible materials Handle spills with appropriate containment and cleanup measures — use correct personal protective equipment (PPE) and follow site safety procedures before handling.

Full Product Details

Sodium Tripolyphosphate — Specifications, Uses & Availability

Product Overview

Product NameSodium Tripolyphosphate

CategoryPaints and Coatings

SupplyQuoted per order — confirm lead time with the sales desk

Explore Paints and Coatings, browse the full chemical catalogue, or request a quote.

Available Packaging Options

25 kg polypropylene bags

500 kg jumbo bags

Bulk in lined containers

Need a different pack size or bulk tanker delivery? Request a custom quote.

About Sodium Tripolyphosphate

Sodium Tripolyphosphate (STPP) is an inorganic compound used primarily as a builder in detergents and as a sequestrant in industrial formulations. It is a white granular or powder substance, highly soluble in water, with alkaline pH ranging between 8.5 and 10.5 in aqueous solution. STPP enhances the cleaning efficiency of detergents by binding hardness ions such as calcium and magnesium, preventing precipitation and soap scum formation. Finstar supplies Sodium Tripolyphosphate at technical-grade purity levels suitable for a variety of industrial uses, including water treatment and textile processing. Buyers should note that STPP exhibits moderate hygroscopicity, requiring storage in dry conditions to maintain stability. Typical application dosages vary depending on the specific industrial use, often ranging from 1% to 5% by weight in formulations. Avoid combining STPP with strong acids or oxidizers to prevent degradation.

External references: PubChem · Wikipedia

Why Sodium Tripolyphosphate Matters

In detergent formulation, water hardness significantly reduces cleaning performance by causing soap scum and scale deposition. Sodium Tripolyphosphate addresses this by chelating divalent cations like calcium and magnesium, thus softening water and improving detergent action efficiency. This reduces the need for excessive surfactants and enhances washing outcomes. Additionally, STPP contributes to pigment dispersion and stabilizes formulations in coatings, ensuring consistent product quality and appearance. Its sequestrant properties prevent scale buildup in water treatment systems, reducing maintenance costs and extending equipment lifespan.

Applications & Industries

Detergent FormulationSoftens water by chelating calcium and magnesium ions, enhancing detergent performance and preventing residue build-up.

Water TreatmentSequesters hardness ions in industrial water systems to inhibit scale formation and deposits.

Ceramics ManufacturingImproves dispersion of raw materials, reducing defects and ensuring consistent ceramic product quality.

Textile ProcessingActs as a stabilizer and sequestrant to improve dye fixation and fabric uniformity during finishing processes.

Food PreservationBinds metal ions in food products to preserve texture and moisture, extending shelf life.

Paints and CoatingsEnhances pigment dispersion and stabilizes formulations, ensuring uniform coating application and appearance.

Leather TanningSequesters metal ions that can cause unwanted reactions, improving leather quality and processing control.

Paper ProductionPrevents precipitation of calcium salts, optimizing pulp treatment and improving paper brightness and strength.

Detergent TabletsFunctions as a builder to control water hardness, maintaining dissolution rates and cleaning efficacy.

Metal CleaningChelates metal oxides and scale deposits, facilitating effective removal during cleaning operations.

Cosmetics FormulationStabilizes emulsions and binds metal ions that could degrade product stability.

Agricultural ChemicalsServes as a chelating agent in formulations to maintain nutrient availability and product uniformity.

Photographic ChemicalsPrevents precipitation of hardness ions, ensuring consistent chemical activity and image quality.

Adhesive ManufactureEnhances dispersion of ingredients and controls metal ion interference to improve adhesive strength.

Fuel AdditivesSequesters metal contaminants that may affect fuel stability and engine performance.

Detergent ManufacturingUtilized as a water softening agent to enhance cleaning formulations.

Water Treatment FacilitiesApplied to control scaling and maintain system efficiency.

Ceramic ProductionUsed to improve raw material dispersion and product uniformity.

Textile IndustryIncorporated to stabilize dyes and enhance fabric quality during finishing.

Food ProcessingActs as a sequestrant preserving product texture and extending shelf life.

Paper ManufacturingPrevents calcium salt precipitation to improve pulp treatment and final paper quality.

Metal Cleaning OperationsAssists in removing scale and oxide layers through chelation.

Cosmetics ProductionEnhances stability of emulsions by chelating trace metals.

Photography IndustryPrevents hard water precipitation, supporting chemical solution stability.

Adhesive ProductionControls metal ion interference to enhance adhesive consistency and strength.

Fuel Additive ManufacturingSequesters metal contaminants to improve fuel quality and performance.

Industrial Cleaning ProductsImproves formulation efficiency and cleaning performance in heavy-duty cleaners.

Properties & Handling Notes

Technical-Grade PurityFormulated to meet industrial specifications suitable for detergents and water treatment.

White Granular FormOffers ease of handling and accurate dosing in manufacturing processes.

High SolubilityDissolves readily in water, allowing efficient incorporation into formulations.

Alkaline pHProvides buffering capacity beneficial in detergent and coating formulations.

Moderate HygroscopicityRequires sealed moisture-resistant packaging to maintain quality during storage.

Batch TraceabilityEach batch includes documentation to verify consistency and quality.

Certificate of Analysis ProvidedEnsures transparency and compliance with specified quality parameters.

Available in Multiple Packaging SizesSuitable for varied industrial consumption rates, from small-scale labs to large production lines.

Stable Under Normal ConditionsMaintains chemical integrity without special temperature or light protection.

Non-FlammableSafe to handle in manufacturing environments without special fire hazards.

Compatible with Alkaline FormulationsWorks well in detergent bases and coatings with high pH requirements.

Bulk AvailabilitySupplied in large quantities for continuous industrial use.

Sourced to Regional DemandStock levels maintained to support timely delivery and operational continuity.

Moisture-Resistant PackagingMinimizes product degradation and caking during transport and storage.

Technical Support AvailableAccess to formulation and application expertise upon request.

Improved Cleaning EfficiencyEnhances detergent performance by softening water, reducing surfactant consumption.

Scale PreventionReduces scaling in water systems, lowering maintenance and operational downtime.

Consistent Product QualityEnsures uniform pigment and material dispersion in coatings and ceramics.

Extended Equipment LifePrevents deposits that damage industrial machinery and processing equipment.

Shelf Life ExtensionPreserves food and chemical product stability by binding reactive metal ions.

Regulatory Compliance SupportAvailable documentation facilitates adherence to quality and safety standards.

Reduced WasteImproved formulation stability decreases rejected batches and material waste.

Flexible Packaging OptionsPack sizes meet different volume requirements, optimizing inventory management.

Reliable SupplyConsistent availability supports continuous production schedules.

Simplified HandlingPhysical form and solubility facilitate easy incorporation into processing lines.

Reduced Water Hardness EffectsMinimizes soap scum and residue, improving end-user satisfaction with cleaning products.

Enhanced Dye PerformanceEnables brighter, more uniform textile colors through better dye fixation.

Improved Adhesion in CoatingsSupports stable pigment distribution, reducing defects and improving finish durability.

Lower Maintenance CostsPrevents mineral deposits in equipment, decreasing cleaning frequency and downtime.

Technical Advisory AccessExpert assistance available for formulation optimization and troubleshooting.

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Finstar, a leading supplier, stocks Sodium Tripolyphosphate in multiple pack sizes with batch COAs available and reliable dispatch from Nairobi warehouse.

Safety Data Sheet (SDS/MSDS) and Certificate of Analysis available on request
Supplied to buyers in Kenya, Uganda, Tanzania and Rwanda
Lead time and freight confirmed with your quotation

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Safety & Handling

Use PPE including gloves and eye protection Store in a cool, dry, ventilated area away from incompatible materials Handle spills with appropriate containment and cleanup measures

Always consult the product Safety Data Sheet (SDS) before handling. Contact Finstar for GHS-compliant documentation.

Safe Handling & Storage

Store Sodium Tripolyphosphate in a cool, dry, well-ventilated area away from moisture and incompatible substances such as strong acids and oxidizing agents. Packaging should be tightly sealed to prevent absorption of atmospheric moisture due to its moderate hygroscopic nature. Avoid exposure to high humidity and temperature extremes to maintain stability and prevent caking. Recommended shelf life is up to 12 months when stored under these conditions, but users should consult batch-specific data for guidance. Follow safety protocols including protective gloves and eye protection when handling the material.

Quality Assurance

Sodium Tripolyphosphate from Finstar is supplied with a batch-specific Certificate of Analysis upon request, detailing key quality parameters such as purity and moisture content. The product undergoes quality control testing to ensure compliance with relevant industrial standards and technical specifications for formulation consistency.

Frequently Asked Questions

What is the minimum order quantity for Sodium Tripolyphosphate?

Minimum order quantities depend on packaging format but typically start at 25 kg bags, suitable for industrial users.

What is the usual lead time for delivery?

Lead times vary but orders are generally dispatched within 7-10 business days from the Nairobi warehouse.

How should Sodium Tripolyphosphate be stored?

Store in a cool, dry location with sealed packaging to avoid moisture absorption and degradation.

Is this product available in food-grade quality?

Currently, Finstar supplies technical-grade Sodium Tripolyphosphate suitable for industrial applications; food-grade variants are not offered.

Can Sodium Tripolyphosphate be shipped by air freight?

Yes, with appropriate packaging and documentation following safety regulations, air freight shipping is feasible.

What precautions are needed for handling?

Use personal protective equipment such as gloves and goggles; avoid inhalation of dust and contact with moisture.

Are certificates of analysis provided?

Yes, batch-specific Certificates of Analysis are available upon request for quality verification.

Is the product compatible with acidic compounds?

Sodium Tripolyphosphate is alkaline and should be kept separate from strong acids to prevent chemical degradation.

What packaging sizes are available?

Available packaging includes 25 kg bags, 500 kg jumbo bags, and bulk lined containers.

Can the product be used in water treatment systems?

Yes, it acts as a sequestrant to inhibit hardness ions and prevent scale formation in industrial water systems.

Does this product support pigment dispersion in paint formulations?

Yes, it enhances pigment dispersion and stabilizes paint formulations for uniform coatings.

What industries typically use Sodium Tripolyphosphate?

Sectors include detergents, water treatment, ceramics, textiles, food processing, paints, leather tanning, and paper production.

Is technical support available for product use?

Yes, Finstar offers technical assistance to help optimize formulation and application processes.

Are there any transportation restrictions?

Transportation should follow local regulations; Sodium Tripolyphosphate is generally classified as non-hazardous but verify with SDS.

What is the typical dosage rate in detergent manufacturing?

Dosage commonly ranges between 1% to 5% by weight depending on product formulation and water hardness levels.

Delivery Coverage Across Kenya’s Counties

Finstar is a leading supplier of industrial chemicals across Kenya’s counties. Sodium Tripolyphosphate is dispatched from our Nairobi Industrial Area warehouse to businesses nationwide — including Nairobi, Mombasa, Kisumu, and Nakuru counties — plus cross-border delivery to Uganda, Tanzania, and Rwanda. Towns we regularly supply include:

NairobiMombasaKisumuNakuruEldoretThikaRuiruKiambuMachakosNaivashaNyeriMeruKerichoKakamegaKitaleMalindiNanyukiAthi RiverVoiKilifi

Delivering to a different town or county? Request a quote and our logistics team will confirm delivery timelines to your location.

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