Products

Aluminum Sodium Phosphate

    • Product Name: Aluminum Sodium Phosphate
    • Chemical Name (IUPAC): aluminium monosodium phosphate
    • CAS No.: 7784-30-7
    • Chemical Formula: Na₂AlPO₄
    • 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

    684869

    Chemical Name Aluminum Sodium Phosphate
    Cas Number 13776-88-0
    Molecular Formula Na2AlPO4
    Molar Mass 181.94 g/mol
    Appearance White powder
    Solubility In Water Slightly soluble
    Ph Value 7.0 (1% solution)
    Melting Point Decomposes before melting
    Odor Odorless
    Density 2.56 g/cm³
    Stability Stable under normal conditions
    Common Uses Food additive, leavening agent
    Storage Temperature Room temperature
    Toxicity Low (when used as directed in food)
    Ec Number 232-051-1

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

    Packing & Storage
    Packing Aluminum Sodium Phosphate is packaged in a 25 kg white, sealed, food-grade plastic bag with clear labeling and safety instructions.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Aluminum Sodium Phosphate: Typically loaded in 20-foot containers, tightly packed, moisture-proof packaging, net weight approx. 20-22 metric tons.
    Shipping Aluminum Sodium Phosphate is typically shipped in tightly sealed, clearly labeled containers to prevent moisture absorption and contamination. It should be handled with care, stored in a dry, cool area, and transported according to local regulations for non-hazardous inorganic chemicals. Proper documentation accompanies each shipment to ensure safe and compliant delivery.
    Storage Aluminum Sodium Phosphate should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances like strong acids. Keep the container tightly closed when not in use. Use only containers made of appropriate, corrosion-resistant materials, and ensure proper labeling. Avoid excessive heat and direct sunlight. Handle with clean, dry tools to prevent contamination.
    Shelf Life Aluminum Sodium Phosphate typically has a shelf life of 2-3 years when stored in a cool, dry, and tightly sealed container.
    Application of Aluminum Sodium Phosphate

    Purity 98%: Aluminum Sodium Phosphate with 98% purity is used in ceramic glazes, where it improves chemical resistance and surface durability.

    Particle Size <10 µm: Aluminum Sodium Phosphate with particle size below 10 µm is used in dental cements, where it enhances setting time and mechanical strength.

    Melting Point 550°C: Aluminum Sodium Phosphate with a melting point of 550°C is used in glass manufacturing, where it promotes homogeneity and reduces processing temperature.

    pH 8.5 (1% solution): Aluminum Sodium Phosphate at pH 8.5 is used in food additives, where it acts as an effective leavening agent and stabilizer.

    Stability Temperature 250°C: Aluminum Sodium Phosphate stable up to 250°C is used in fire-retardant coatings, where it provides sustained thermal protection.

    Moisture Content <2%: Aluminum Sodium Phosphate with less than 2% moisture content is used in pharmaceutical tablet formulations, where it ensures controlled release properties.

    Bulk Density 0.85 g/cm³: Aluminum Sodium Phosphate with a bulk density of 0.85 g/cm³ is used in specialty paints, where it improves flow properties and dispersion.

    Solubility 5 g/L: Aluminum Sodium Phosphate with solubility of 5 g/L is used in water treatment systems, where it ensures efficient phosphate ion delivery and scale prevention.

    Loss on Ignition <1%: Aluminum Sodium Phosphate with loss on ignition below 1% is used in refractory materials, where it enhances thermal stability and structural integrity.

    Viscosity Grade High: Aluminum Sodium Phosphate with high viscosity grade is used in thickener formulations, where it increases suspension stability and consistency.

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    Certification & Compliance
    More Introduction

    Aluminum Sodium Phosphate: In-House Production Insights and Industry Perspectives

    Experience from the Factory Floor: Why We Produce Aluminum Sodium Phosphate

    Standing inside the heart of our chemical plant, the familiar scent of minerals and metals hangs in the air, and one can see how raw materials move from one process stage to the next. Over the years, our team has spent countless hours perfecting the craft of producing Aluminum Sodium Phosphate. We know raw material consistency, moisture, heat levels, and mixing rates can impact every batch – outcomes that matter to the end user. When we push a reactor toward completion or control a drying phase, these steps don’t just fill orders; they shape building blocks for industries that need reliable chemistry behind their products.

    From Raw Materials to Finished Product

    Aluminum Sodium Phosphate doesn’t just emerge from a simple reaction. It takes the right grade of sodium phosphate and aluminum hydroxide, each sourced with quality in mind and stored under optimal conditions. During preparation, we carefully control temperature and pH. By closely monitoring these critical parameters, we keep impurities low and achieve the correct crystalline form. Every batch undergoes careful filtration and drying, then a dedicated sampling phase. Finished materials must meet our target specification: stable particles, standardized pH, and correct phosphorus-to-aluminum ratios.

    The result is a white, free-flowing powder with steady particle distribution. We found that this uniformity helps customers in ceramics, metallurgy, and flame retardant applications blend and dissolve the product at predictable rates. Our product model, ALNA-732, comes in multiple mesh sizes, which various partners have requested over the years for more specialized blending or reactivity needs. Some ceramics customers ask specifically for our finer grades to attain smoother geopolymer slurries; glass processors and flame-retardant compounders often prefer a more robust mix. Meeting these requests helps improve the material handling and performance downstream.

    Where Our Product Makes a Difference

    Across industries, people often ask why Aluminum Sodium Phosphate stands out compared to alternatives like monoaluminum phosphate or sodium hexametaphosphate. Drawing from our manufacturing perspective, we frequently see product selection driven by end-use requirements rather than procurement trends alone. For foundry binders and ceramic adhesives, our material delivers both high bond strength and resistance to water and acids – a result of the double salt’s structural stability.

    We have worked with tile and glass manufacturers who found monoaluminum phosphate would not deliver the same level of water resistance in their composite formulations, especially after high-temperature exposure. When adding Aluminum Sodium Phosphate to batch mixes, they avoid the premature gelation or hardening observed with other phosphates, helping extend their working window on the production line. This flexibility boosts efficiency when forming fiberglass, fireproof coatings, and foundry cores, where downtime quickly gets expensive.

    Performance Across Applications: What Industry Users See

    Our partners in the fire protection sector report that our product’s stable P/Al/Na ratio allows for better integration in intumescent coatings and low-smoke insulation. The fireproofing market faces strict scrutiny, and end users want clarity about what goes into their materials. Our regular testing routines – sampling for solubility, thermal decomposition temperature, and residual moisture – give confidence that the product behaves as expected. We have supplied batch after batch to cable companies seeking to meet the rigorous standards for flame spread and smoke emission. They can attribute their improved compliance outcomes to switching to a reliable double salt.

    Ceramics producers have shared that, by shifting to our model, ALNA-732, they avoid the efflorescence (salting-out of sodium) seen with simpler phosphate salts. This offers better color retention and mechanical strength in the finished tile. Researchers using our material in modern geopolymer cements tell us they achieve higher compressive strength at comparable cure times to traditional binders, an advantage when targeting faster turnaround without long oven cycles. It comes down to quality starting materials, consistent processing, and strict product testing.

    Comparing to Other Phosphate Salts: Practical Differences

    On paper, many phosphate salts appear interchangeable, but our hands-on involvement shows subtle yet important distinctions. Monoaluminum phosphate, for instance, tends to form harder, less workable pastes once mixed with water; its acidity can also interfere with certain metallic fillers or pigments. Meanwhile, pure sodium phosphates offer higher water solubility but fall short in promoting tough, acid-resistant bonds in refractory or composite systems.

    Aluminum Sodium Phosphate balances alkali and acidity, which brings several real-world advantages. Binders prepared with our product cure evenly across the batch, avoiding the “dry pocket” problem seen with sodium-rich competitors. Acid resistance remains higher, which means tiles, glass, and fire-resistant boards last longer when exposed to harsh cleaning chemicals or acidic gases. Maintenance teams in the construction sector tell us this makes a difference across several years of service.

    Specification Rationale and Changes Over Time

    We have updated the ALNA-732 product line over the years as both manufacturing techniques and user requirements evolved. Early versions exhibited a slightly wider particle distribution, occasionally leading to dust generation during pneumatic handling or batch mixing. By refining our drying process and introducing finer sieves, we reduced dust and improved powder flow – adjustments recommended to us by clients who handle bulk powders at large scale.

    Quality testing at our plant focuses on batch-to-batch reproducibility, measured by P/Al/Na ratios, purity, and residual moisture. Customers know this minimises variability in downstream manufacturing. We discovered that certain glass and ceramic applications suffered defects if aluminum content wandered out of range; finer control over input material quality and process pH led to a more dependable double salt, which translated to lower rejection rates on their production lines.

    Regulatory demands have also shaped our offer. Building codes and fire safety regulations often set ceilings on contaminants or require distinct traceability, particularly for products destined for export. Our in-house laboratory runs heavy metal screening and keeps detailed sample records, tracking shifts in raw material qualities from year to year. This transparency helps customers complete compliance checks without delay.

    How We Support Product Use and Application Development

    Collaboration sits at the core of our business with industrial partners. Some clients come to us with an urgent performance challenge: their molded insulation burns too readily, or their ceramic bond breaks under thermal cycling. We work directly with their technical teams to adjust product recommendations, sharing batch data and conducting pilot-scale mixing tests with their own samples. By letting their technicians visit our site or joining them for field trials, we resolve questions that commodity traders rarely tackle.

    During technical seminars and at industry trade shows, we field detailed questions about handling and shelf life. Since Aluminum Sodium Phosphate can attract moisture, especially at higher relative humidity, we developed new packaging options and partnered with logistics companies to ensure storage best practices. Customers using automated dosing systems require predictable powder flow, so we constantly monitor caking tendency and bulk density. Implementation goes beyond the specification sheet; it’s about solving storage, transport, and handling at every link in the chain.

    Waste Management and Responsible Production

    Running a phosphate-based plant carries environmental responsibilities. The oldest plants struggled with phosphate-rich effluent and off-gassing; we installed closed-loop washing and improved filtration, converting waste liquor into saleable byproducts used by local agriculture. Testing station staff check plant discharge monthly for pH, phosphate, and aluminum content. Any deviation prompts an immediate process review. As demand for materials like Aluminum Sodium Phosphate climbs in sectors like EV batteries or fire-safe building composites, we improve process discipline and documentation to keep ahead of rising regulatory scrutiny.

    Our team engages researchers in regional universities to identify how impurities in off-spec product can be converted or recycled rather than disposed. For us, a modern chemical plant can’t make progress without commitments to both product quality and environmental stewardship – customers increasingly demand this transparency. Our ability to provide real environmental impact figures, rather than generic assurances, wins long-term business in export markets.

    Consistency and Quality Assurance: Meeting User Demands

    Every batch of Aluminum Sodium Phosphate must reach user hands with a guarantee that it matches our promise. Our operators run checks for water solubility, crystalline phase, chemical composition, and loss on ignition. We keep years’ worth of retained samples for regulatory or troubleshooting purposes. It’s not just paperwork; plant managers know they may face a sudden product inquiry—perhaps a glass customer observing unexpected haze, or a construction board manufacturer mapping the spread of surface cracks under stress. With full traceability, we’re prepared for these calls.

    By standardizing lab instruments and sharing training sessions across production and quality teams, we close the loop from synthesis to shipping. Customers notice when they see fewer surprises during their own quality control routines. They often report back to our technical support, and we incorporate their feedback continually. In one recent instance, a construction materials processor observed a pattern of minor lumps in spray-dried product. Our investigation traced the source to a batch dryer heat exchanger, leading us to invest in preventative maintenance upgrades. Direct feedback, scrutinized in the plant, shapes both our process investments and the guidance we provide to new users.

    Challenges Faced and Solutions Learned

    Producing a stable, reliable double salt is not trivial. In early days, we struggled to manage density fluctuations as raw ingredient purity and moisture changed with the season. In response, we installed real-time sensors and improved rapid-mixing protocols. Small adjustments can ripple through the entire process chain, so quality teams and shift supervisors communicate constantly, especially when scaling up output for peak demand seasons.

    Customers have pointed out powder compaction issues during long-distance shipping. We responded by improving packaging and drying steps, learning that protective liners and rapid moisture adjustment before shipment make a visible difference upon delivery. Few users appreciate receiving a drum of caked powder that costs them hours of reprocessing. We took this seriously, using both customer reports and our own pre-shipment trials to drive ongoing improvements.

    Some end users employ alternate chemicals due to price or habit, but feedback from us and our clients often reveals tangible benefits in switching to a true double salt. Properties like acid resistance, workable paste life, and high-temperature stability often exceed those from simpler phosphate salts. Ultimately, practical evidence and firsthand feedback matter as much as any technical sheet or sales pitch.

    Industry Trends and the Future of Phosphates

    Industrial chemistry finds itself at a turning point, where production capacity alone no longer guarantees market security. New building materials and insulation technologies place greater demands on the underlying chemicals. We see a move away from single-function materials toward multi-component systems, and many technical users now invite us to co-develop novel blends for their composite boards or nonflammable insulation mats. Our process adaptability means we work directly with development chemists on pilot projects, evaluating how tailored phosphate solutions outperform the older “off-the-shelf” options.

    Global regulation for fire retardancy and environmental safety tightens every year. Meeting these rising standards requires robust data and trusted sourcing. With the growth of fire-safe cladding and green construction, questions of trace metals, residual phosphates, and raw origin are no longer afterthoughts. Our experience handling regulatory and batch traceability helps keep industrial users on schedule for ever-changing market demands.

    We also witness new application areas emerge—battery developers, specialty glass, and engineered woods—driven by the physical properties of Aluminum Sodium Phosphate. We’re called into technical meetings where customers share their own process parameters, and work together to adjust melting points, bonding rates, and additive compatibility. This partnership helps both sides grow.

    Supply Continuity and Relationship Building

    The last years highlighted supply chain vulnerabilities across the industry, and the demand for reliable sourcing keeps increasing. Users tell us they need predictability in both quality and logistics. In response, we’ve increased raw material inventories, added secondary production lines, and coordinated with shippers to minimize uncertainties. This approach emerged from real-world shortages, not theory. Where some users once spread their business among many unknown suppliers, our investment in direct communication, consistent shipments, and open access to technical assistance has changed the relationship into a true partnership.

    Technical support and solid logistics now count as much as price in long-term contracts. By being available for troubleshooting, adapting specifications for new applications, and delivering what the spec sheet promises, we build trust that outlives transient spot markets or annual conferences. All parties depend on transparency, and we treat reporting deviations, technical suggestions, and long-term joint trials as paths to stronger ties, not administrative burdens.

    Why Direct Manufacturing Experience Matters

    Those who buy only through traders or generic intermediaries lack access to the process details that shape real-world performance. We see, daily, the careful balancing of mixing speeds, drying times, and pH controls necessary to achieve the powder customers demand. Maintenance teams, process chemists, and plant managers can reach out to us with questions that go beyond the obvious specification numbers. With Aluminum Sodium Phosphate, the details show up in every batch, and downstream users experience fewer interruptions and lower rejection rates as a result.

    As environmental and regulatory pressures increase, downstream industries look to source materials with transparent, reliable origins. Direct manufacturers, like us, offer the stability and data required for modern, safe, and high-performance products. Our operational history, combined with ongoing process improvements, sets industry benchmarks and supports partners in navigating an evolving global chemistry landscape.

    Summary of Product Strengths, Grounded in Our Experience

    Aluminum Sodium Phosphate, as produced in our facility, embodies more than a chemical formula. It represents years of process learning, technical problem solving, and partnership with end users who drive us to higher standards every year. The road from mineral to finished double salt requires equipment investment, process discipline, and support from both plant operators and downstream clients facing their own challenges.

    Through feedback, technical validation, and hands-on problem resolution, we continue refining both our product and our approach. Continued success – for users in ceramics, fire protection, glass, and new “green” sectors – depends on practical experience, transparent supply, and a relentless focus on quality across every link in the chain. Aluminum Sodium Phosphate stands as a testament to what dedicated manufacturing can deliver, and the evolving demands of global industry keep us focused on continuous improvement.