Trisodium Phosphate

    • Product Name: Trisodium Phosphate
    • Chemical Name (IUPAC): Trisodium phosphate
    • CAS No.: 7601-54-9
    • Chemical Formula: Na3PO4
    • Form/Physical State: Solid
    • Factroy Site: No.70 Danzishi Street,Nanan District,Chongqing,China
    • Price Inquiry: sales2@liwei-chem.com
    • Manufacturer: Chongqing Chuandong Chemical (Group) Co., Ltd
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    Specifications

    HS Code

    322646

    Chemical Name Trisodium Phosphate
    Chemical Formula Na3PO4
    Molecular Weight 163.94 g/mol
    Appearance White, granular or crystalline solid
    Solubility In Water Highly soluble
    Melting Point 1583 °C (decomposes)
    Ph Of 1 Percent Solution Around 12
    Odor Odorless
    Cas Number 7601-54-9
    Density 2.536 g/cm³
    Common Uses Cleaning agent, water softener, emulsifier, food additive
    Stability Stable under normal conditions
    Hazard Classification Irritant

    As an accredited Trisodium Phosphate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Trisodium Phosphate is packaged in a sturdy 1 kg white plastic container with a blue screw-on lid and detailed labeling.
    Container Loading (20′ FCL) Container loading for Trisodium Phosphate (20′ FCL): Typically accommodates 24–26 MT, packed in 25 kg or 50 kg bags, securely palletized.
    Shipping Trisodium Phosphate is shipped in tightly sealed, moisture-resistant containers such as drums or bags. Proper labeling with hazard information is required. It should be stored and transported in a cool, dry place, away from acids and incompatible materials, in compliance with local regulations for handling and shipping chemicals.
    Storage Trisodium phosphate should be stored in a cool, dry, well-ventilated area, away from moisture and incompatible substances such as acids. Keep the container tightly closed and labeled. Avoid exposure to humidity to prevent clumping or decomposition. Store at room temperature and protect from physical damage. Ensure proper handling and access only to trained personnel using suitable personal protective equipment (PPE).
    Shelf Life Trisodium phosphate generally has an indefinite shelf life if stored in a tightly sealed container, away from moisture, heat, and direct sunlight.
    Application of Trisodium Phosphate

    Purity 98%: Trisodium Phosphate with purity 98% is used in industrial cleaning formulations, where it ensures efficient removal of stubborn grease and oil residues.

    Molecular Weight 163.94 g/mol: Trisodium Phosphate with molecular weight 163.94 g/mol is used in water treatment plants, where it aids in precise scale prevention and control.

    Granular Form: Trisodium Phosphate in granular form is used in detergent manufacturing, where it promotes uniform mixing and dissolves rapidly during washing.

    Stability Temperature 100°C: Trisodium Phosphate with stability temperature of 100°C is used in boiler water conditioning, where it maintains stability and prevents precipitation at elevated process temperatures.

    Anhydrous Grade: Trisodium Phosphate anhydrous grade is used in food processing facilities, where it regulates acidity without introducing excess moisture.

    Particle Size <200 µm: Trisodium Phosphate with particle size less than 200 µm is used in surface preparation for painting, where it provides thorough and even surface cleaning prior to coating.

    Solubility 145 g/L at 25°C: Trisodium Phosphate with solubility of 145 g/L at 25°C is used in laboratory buffer preparations, where it guarantees rapid dissolution and accurate pH control.

    Low Heavy Metal Content: Trisodium Phosphate with low heavy metal content is used in the production of pharmaceuticals, where it ensures compliance with stringent safety regulations.

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    Certification & Compliance
    More Introduction

    Trisodium Phosphate: A Reliable Solution from Direct Manufacturers

    Introduction to Trisodium Phosphate

    Making Trisodium Phosphate day in and day out, you develop a habit of looking at raw materials the way a baker eyes flour: it’s never just about the powder, but what it can do for your process. Our model of trisodium phosphate, with the formula Na3PO4, comes up in plant batches in two main forms: the white, granular anhydrous type and the crystalline dodecahydrate that forms in cooler, wetter conditions. The balance between purity, consistency, and particle size defines success, not only for us as a manufacturer but for every processor down the line who relies on what we make.

    Quality from Source to Ship

    Producers who’ve been around know that real quality control starts at the first mixing tank. Our mainline trisodium phosphate achieves a purity of over 98%, with low heavy metal content—a concern for several industries, especially food and water treatment. This doesn’t just protect your downstream product; it safeguards everyone who handles it, from warehouse staff to the end user. The density and solubility are shaped by how and where we dry the product. We keep dodecahydrate on hand for clients whose processes demand extra water content, but many prefer the anhydrous grade for efficiency and shelf life.

    Applications: Why Industries Keep Coming Back

    Across the years, one behavior never fails: processors call us because they had a problem our product was built for. A detergent manufacturer hits emulsification issues—trisodium phosphate goes into the mix and breaks up stubborn mineral residues. Metal finishers see scale build-up; again, our granules provide key alkalinity, breaking down and dissolving deposits, prepping surfaces for plating or painting. Water treatment teams want scale reduction, corrosion control, and easy pH adjustment without introducing unnecessary impurities.

    Food producers—and we have strict, separated lines for these customers—demand food grade, low-iron product for use as an emulsifier or to control acidity. Not every customer realizes how functional this salt is in cheese making, canned vegetables, or seafood processing, until faced with a bad batch or a rejected shipment. We have to maintain clear records and documentation to support the traceability and assurance their auditors need.

    In oil extraction and drilling, trisodium phosphate cuts through the heavy oils, cleans up drilling muds, and tackles corrosion on the rigs. Even in swimming pools, operators trust our bags to buffer water, keeping pools clear and safe. Every market has its own requirements, from food safety to chemical resistance, and years of hands-on production experience lets us tailor each lot for the right use.

    Differences Compared to Other Phosphates

    It pays to know your phosphates. Many new buyers confuse trisodium phosphate with monosodium or disodium phosphate, thinking “a phosphate is a phosphate.” Years of working reactors, tweaking formulas, and cleaning up customer mistakes say otherwise. Trisodium phosphate stands out for its high alkalinity, which lets it act as a strong degreaser and cleaner, far beyond what monosodium or disodium phosphates manage in the same concentration. Where a food plant uses monosodium phosphate for simple buffering, trisodium phosphate raises pH drastically, breaking protein and fat residues that cling to all surfaces.

    Sodium hexametaphosphate and tetrasodium pyrophosphate pop up in some specialty blends, especially in water softening, but neither offer the same blend of pH control and cleaning efficiency. Hexametaphosphate’s chain structure makes it a great dispersant, but when the job calls for easy, quick neutralization plus a cleaning kick, our trisodium salt has few equals.

    True differentiation shows up in regulatory scrutiny. Only certain batches meet the food grade requirements laid down by authorities around the world. We’ve seen the headaches competitors face when they try to use lower grades in sensitive exports. Our facility uses controlled manufacturing lines, routine impurity screening, and batch traceability that prevent costly cross-contamination. In industrial grades, strict attention to sodium content and low water of hydration extends storage life on hot, humid days, letting customers avoid caking that haunts so many bulk buyers.

    Technical Handling: Lessons from the Floor

    No substitute for hands-on experience. We learned long ago that exposure to moist air pulls in hydration water, especially in bulk storage. Unprotected bins turn free-flowing granules into sticky lumps. We keep all large inventory in dry, temperature-controlled silos; for smaller users, bag sizes from 25 kg up to 1000 kg super sacks each get an inner liner to keep humidity out. Customers see the difference when pouring TSP in a mixing tank: powder glides in, dissolves fast, no lumps, and no wasted product.

    Our process operators know forklifts and bag handling routines are as critical as the chemical reaction itself. Old warehouse practices left many competitors' product open to dust or cross-contamination with similar-looking materials, especially in multi-chemical plants. Our shop floor maintains strict flow controls—TSP batches are separated by grade, cleaned down between runs, and never share conveyors with hazardous ingredients.

    That might not sound glamorous, but we’ve fielded desperate calls from buyers stuck with muddy, off-white product that won’t perform in their process, or ends up in regulatory recall. A few extra steps at our end, and our steady customers never see these problems.

    Workplace Safety and Environmental Care

    Everyone in manufacturing knows: no process runs for long without a safety mindset. Trisodium phosphate must not be inhaled or splashed in the eye, and residues need proper neutralization, especially in food, pharma, and water treatment environments. Newer team members get the same training from day one: use gloves, wash up after spills, keep the work area dry. Dust collection fans run daily. Old timers remind new hires about caustic burns and what happens if storage drums leak onto concrete.

    Disposal also calls for practical care. Local wastewater regulations dictate phosphate discharge limits, especially in regions with agricultural runoff concerns. We help customers set up closed systems and advocate for monitoring, adjusting on-site pH, and keeping any flushes below the allowable limits. Even simple mistakes, like dumping cleaning waters directly into municipal drains, can trigger fines. Our long-standing clients appreciate our willingness to talk them through compliance, saving headaches before an inspector ever visits.

    Supply Consistency and Working Through Logistics

    Relying on a direct manufacturer brings more control and speed. Over decades, we built our supply chain to handle sudden shifts in order size, from a pallet for a new food plant to multi-ton tank cars for detergents. We match each production run to firm forecasts. New projects often require faster turnaround—our team works overtime to keep the line moving, minimize downtime, and ship product that passes tight quality checks. We coordinate with freight forwarders trained in handling chemicals, not just any carrier, cutting down on transit loss and delays.

    Demand can shift quickly—especially when downstream users stock up ahead of seasonal regulatory changes. We keep reserves in regional warehouses, separated by grade, always ensuring traceability so no food grade product crosses with industrial batches. Direct buyers trust us not to blend or relabel product, unlike what sometimes happens in less experienced third-party trade. That credibility keeps our long-term contracts steady, especially when global shortages push lesser suppliers out of the market.

    Regulatory Compliance: Food, Water, and Beyond

    Every year, regulations get stricter—especially in food processing and water treatment. Years ago, handfuls of companies ignored details, leading to recalls, fines, and lost clients. Our factory invests in dedicated food-only lines, frequent third-party audits, and documentation that matches audits in North America, Europe, and Asia. We register batches, keep detailed documentation for up to a decade, and update every customer about changes that might affect compliance.

    For water treatment, public works buyers check iron, aluminum, and heavy metal content of every batch. Our plant’s upstream supplier contracts and in-house testing prevent out-of-spec shipments. Before loading trucks, we require spot analysis, and nothing leaves without tested and signed QC forms. These aren’t just paperwork; we’ve seen what happens when a water utility must dump tens of thousands of liters over a failed test. We shoulder responsibility well past our loading dock, and we recognize that our end users depend on truly reliable raw materials.

    Advancements and Future Directions

    Market conditions change. Environmental oversight has ballooned, with new focus on phosphorus in local watersheds. Our R&D group works on offering products with less contaminant carryover, and ways to fine-tune sodium and phosphate content for specialized downstream applications. Efforts to cut down on production waste, recover scrubber water, and recycle process heat let us run cleaner, improve yields, and keep costs under control even as input prices change.

    We field customer requests for smaller, more specialized lots, tighter particle size ranges, and different hydration levels for specific climate zones. Each shift, our operators document conditions and monitor for trace impurities. Over time, we see detailed production logs bear fruit: less downtime, smoother loading, and more predictable results for users, whether they run cheese plants or tank cleaning floors.

    Supporting Buyers Through Expertise

    Real partnership grows from conversations about process pain points. Customers facing recurring issues—gel formation, slow dissolution, packaging waste—hear from us about tweaks they might try, batch blending tips, or bulk unloading solutions. Decades of shipping and handling this material arms our support team with real-world advice on everything from transfer options (gravity feed, auger, or pneumatic conveyors) to best timings for mixing with sensitive ingredients.

    For downstream blending, we offer insight based on hundreds of clients’ experiences. While everyone wants “plug and play,” not every TSP batch fits into every recipe. With detailed documentation and sample retention, we track down and troubleshoot odd behavior or caking incidents reported by customers, often tracing problems right to their storage temperature or mixing sequence. Our technicians keep up with industry best practices, sharing new findings with clients through bulletins, field calls, and sometimes on-site visits. This commitment saves time and money, catching and fixing issues before they turn into line stoppages or shipment rejects.

    Reliability in Comparison to the Wider Market

    Trisodium phosphate isn’t a high-profile chemical, but its steady performance makes it indispensable across so many sectors. Experienced buyers see the difference between true manufacturer supply and repackaged, poorly stored lots from intermediaries. From years of direct supply, we know reputations are built one good batch at a time. Any lapse in quality—unexpected moisture, off color, high iron, dust fines—costs our partners significant downtime and cleanup expense.

    Repeated testing, physical checks, and direct staff oversight (not just automated lines) catch issues before shipment. Our experience manufacturing other sodium phosphates means we can trace problems across the entire supply chain, addressing seasonal raw material swings before they impact customers. These steps cost more up front, but prevent the loss of much more value in customer recalls or rejected end products.

    End users relying on trisodium phosphate for high-visibility sanitation (in dairies, canneries, food plants) cannot afford surprises. We focus on eliminating variables: no substitute raw materials, stable staff, and controlled inventory with continuous upgrades based on feedback and shifting compliance rules.

    Commitment to Continuous Improvement and Transparency

    Every batch we produce comes with a story—routine, problem, tweak—recorded by our production team and relayed to sales and support. We welcome open dialogue from every link in the chain, from operators upstream to users downstream. Any deviation, no matter how minor, prompts an investigation and review; corrective steps go into future batches, and customers hear any information that might impact them.

    Buying from a direct manufacturer of trisodium phosphate gives industry a foundation for reliable, flexible, and targeted solutions. The goal: keep processes running, meet all compliance rules, and avoid downstream surprises. Our long experience producing and handling this critical material puts us in a position not simply to supply, but to inform and partner with every customer, large and small.