Pentahydrate Sodium Metasilicate

    • Product Name:Pentahydrate Sodium Metasilicate
    • Chemical Name (IUPAC):Sodium metasilicate pentahydrate
    • CAS No.:10213-79-3
    • Chemical Formula:Na₂SiO₃·5H₂O
    • Form/Physical State:Solid
    • Factroy Site:No.3369 Bohai 10th Road,Lingang Economic Zone,Binhai New Area,Tianjin City,China
    • Price Inquiry:sales2@liwei-chem.com
    • Manufacturer:Tianjin Soda Plant
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    Specifications

    HS Code

    479130

    Chemical NameSodium Metasilicate Pentahydrate
    Chemical FormulaNa2SiO3·5H2O
    Molecular Weight212.14 g/mol
    AppearanceWhite crystalline solid
    Solubility In WaterHighly soluble
    Melting Point72.2°C
    Density1.68 g/cm³
    Ph Of 1 Percent Solution12.4
    Cas Number10213-79-3
    OdorOdorless

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

    Packing &Storage
    PackingPentahydrate Sodium Metasilicate is packaged in 25 kg woven polypropylene bags with inner polyethylene liner for moisture protection and safety.
    Container Loading (20′ FCL)Container Loading (20′ FCL):Typically loaded with 25MT (1MT per pallet),packed in 25kg bags,ensuring secure,moisture-proof transportation.
    Shipping**Pentahydrate Sodium Metasilicate**is typically shipped in sealed,moisture-proof bags or fiber drums to prevent caking and moisture absorption. Containers are clearly labeled and handled as an irritant. During transport,it should be kept dry,well-ventilated,and away from acids and food products to ensure safe delivery.
    StoragePentahydrate Sodium Metasilicate should be stored in a cool,dry,and well-ventilated area,away from incompatible substances such as acids. Keep the container tightly closed and clearly labeled to avoid moisture absorption and contamination. Store away from food and drink. Ensure appropriate protective measures are in place to prevent skin and eye contact during handling and storage.
    Shelf LifePentahydrate Sodium Metasilicate typically has a shelf life of 2 years if stored in a cool,dry,and sealed container.
    Application of Pentahydrate Sodium Metasilicate

    Purity 99%:Pentahydrate Sodium Metasilicate with 99% purity is used in industrial cleaning formulations,where it ensures high detergency and efficient removal of grease and oils.

    Particle Size <100 µm:Pentahydrate Sodium Metasilicate with particle size below 100 micrometers is used in laundry detergents,where it provides rapid dissolution and uniform dispersion.

    Stability Temperature 60°C:Pentahydrate Sodium Metasilicate stable up to 60°C is used in automatic dishwasher tablets,where it maintains cleaning performance under elevated temperatures.

    pH 12 (1% solution):Pentahydrate Sodium Metasilicate with pH 12 at 1% solution is used in textile processing,where it facilitates effective desizing and scouring of fabrics.

    Melting Point 72°C:Pentahydrate Sodium Metasilicate with a melting point of 72°C is used in ceramic slip casting,where it acts as a deflocculant to improve fluidity and casting properties.

    Water Solubility 200g/L:Pentahydrate Sodium Metasilicate with water solubility of 200 grams per liter is used in metal surface treatment,where it enables thorough cleaning and rust removal.

    Bulk Density 0.9 g/cm³:Pentahydrate Sodium Metasilicate with bulk density of 0.9 grams per cubic centimeter is used in powdered detergent blends,where it ensures homogeneous mixing and ease of handling.

    Molecular Weight 212.14 g/mol:Pentahydrate Sodium Metasilicate with a molecular weight of 212.14 grams per mole is used in water treatment formulations,where it efficiently sequesters metal ions and inhibits scale formation.

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    Certification &Compliance
    More Introduction

    Pentahydrate Sodium Metasilicate:Reliable Solutions Straight from the Source

    What Pentahydrate Sodium Metasilicate Delivers for Manufacturing

    As a long-established manufacturer with decades of chemical processing behind us,we’ve watched industries shift and technology move ahead at breakneck speed. Through all these changes,Pentahydrate Sodium Metasilicate (Na2SiO3·5H2O) has kept its standing as a workhorse ingredient across dozens of fields. Many approach this compound as an everyday commodity. On the ground,where production schedules,reliability,and customer performance matter,it’s anything but ordinary. It’s the backbone for cleaning and detergent formulas. Strong alkalinity and buffering power make it invaluable in water treatment. In ceramics and textiles,its properties shape everything from color fixation to durable glazing. Knowing how it behaves,and why it stands apart from alternatives,gives manufacturers the edge.

    Formulation Variety:Keeping Processes Adaptable

    Over the course of our production runs,we’ve noticed that consistency matters. Quality management,tight particle size control,and purity of Pentahydrate Sodium Metasilicate impact every blend it enters. Unlike the anhydrous or nonahydrate forms,the pentahydrate model strikes a balance that suits most industrial mixing and application routines. Its water content supports fast dissolution,faster than the anhydrous form,but without the caking that sometimes complicates nonahydrate versions during storage. Many plants prefer pentahydrate because it handles well in bulk,can be moved with standard conveying equipment,and supports efficient hydration during formulation. Since it disperses rapidly in both hot and cold water,your batch process doesn’t face bottlenecks waiting for wet-out. Our plant runs daily lots for customers who rely on this straightforward behavior.

    Benefits Rooted in Real-World Experience

    Day-to-day,we see formulation teams troubleshooting specific problems. Powder detergents that require a stable alkaline base,but risk dusting or uneven mixing,often perform better using Pentahydrate Sodium Metasilicate. Its granule structure,shaped during our own drying and milling process,helps prevent separation. This makes automated dosing more reliable and helps maintain the final product’s effectiveness on consumer shelves. Industrial cleaners benefit in a similar fashion—caustic cleaning blends demand an agent strong enough to cut grease and particles but gentle enough not to corrode sensitive surfaces. Pentahydrate’s moderate pH profile and buffering capabilities hit the sweet spot. Unlike sodium hydroxide or aggressive builders,it’s less prone to damage metals,glass,and certain polymers,reducing equipment downtime and replacement costs,a fact echoed in customer maintenance logs over many years.

    Comparing Pentahydrate to Other Hydrate Forms

    In our facility,it’s clear that even small changes in a raw material’s water composition can make big differences across an operation. Anhydrous Sodium Metasilicate packs maximum active content by weight,which makes sense in certain high-alkali blends. Yet its higher density and lower water content present handling challenges—dusting,slow solubility,and a requirement for careful storage. Nonahydrate contains more water,giving it a bulkier feel and higher flowability,but sometimes tipping the moisture balance too far for powder stability. Pentahydrate brings enough water for fast dissolution and manageable storage while avoiding those moisture-driven pitfalls such as caking. Our customers in automated packaging,especially where humidity varies,prefer pentahydrate because it helps keep their lines running smoothly.

    Specifications Tested for Industry Demands

    Lost batches and downtime cost real money,not theory. Because of this,we push every lot through rigorous checks. Our plant operates high-precision reactors,followed by spray drying to ensure a uniform pentahydrate structure. Consistency in Na2O and SiO2content is critical—we see how slight drifts impact the end user’s ability to control pH and detergent power in finished goods. Powdered pentahydrate grades exiting our lines routinely hit a tight particle size range,forming free-flowing granules that minimize dust and stickiness. Labs verify every shipment for iron,heavy metals,and other potential contaminants,responding to the tightening global standards on chemical purity. In fact,feedback from downstream customers in paper processing and electronics has driven us to refine our purification steps,ensuring that trace contaminants don’t cause later problems in sensitive applications.

    Environmental Pressures Shaping Production

    True sustainability comes from more than a marketing slogan—it grows from practical environmental stewardship. Strict wastewater rules force us to close material loops and recover as much sodium and silicate as possible. Over the years,updating our plant filtration technology and using closed-system reactors instead of open kettles drastically minimized effluent levels. We now recover process steam,redirecting energy to feed the spray dryers,resulting in lower carbon footprints per ton produced. Efforts like these don’t just keep us compliant with local and international clean air and water standards,they drive down energy bills and give our customers a reduction in embedded emissions—key metrics for customers whose end-markets demand transparency on upstream footprint.

    Applications Built from Practical Needs

    We work directly with engineers and chemists who demand more than theoretical performance. In detergent manufacture,Pentahydrate Sodium Metasilicate strengthens the cleaning action of surfactants and saponifies greasy soils in both household and industrial formulas. Whether in commercial dishwashing blends or textile pre-wash solutions,it boosts stain removal,stabilizes enzymes,and prevents the redeposition of soils. Our technical team has responded to requests for tailored grades as certain powder sizes dissolve a fraction of a minute faster,a difference that matters on high-speed wash lines.

    In pulp and paper,pentahydrate improves the delignification and bleaching steps. Strong but controlled alkalinity frees up fibers for higher strength and brightness,while the moderate pH avoids over-cooking and loss of yield seen with harsher bases. The feedback loop from mill trials guided us to tweak production for particulates and solubility,as mill engineers saw trouble if the grain size shifted outside their machinery’s designed flow rates. Rapid solubility is vital for consistency;if a batch sticks on a wet conveyor,that means wasted time,money,and water. Our team minimizes those headaches by delivering batches with reliable dissolution.

    Over in ceramics and tile manufacturing,Pentahydrate Sodium Metasilicate gives slip and glaze mixes stronger bond strength. Acting as both a deflocculant and binder,it keeps solids suspended in liquid,improves spread,and raises the mechanical integrity of the finished item. Artisans and industrial plants both reported fewer cracks and higher yields. Where customers noticed variability in locally sourced chemical blends,switching to the pentahydrate grade made from our controlled process brought production errors down. This kind of behind-the-scenes help doesn’t always grab headlines,but consistent product means fewer reworks and recalls.

    Industrial water treatment often faces rapid changes in influent water quality,especially for plants drawing from variable municipal or surface sources. Using Pentahydrate Sodium Metasilicate,operators adjust pH and prevent scale build-up on heat exchangers and piping. Unlike simpler caustics,this compound offers buffering capacity,holding target pH longer and minimizing repeated chemical doses. That slashes costs and risk of chemical burns or runaway reactions. Our field engineers consult directly with plant operators,using data from real-time dosing systems to suggest optimal feed rates. Several large beverage and power clients improved uptime and reduced scale formation after adopting our pentahydrate model in their treatment protocols.

    Differences That Affect Shop-Floor Reality

    Every hydrate form of sodium metasilicate comes with its quirks,and customers often call seeking advice on which to use for their process. Anhydrous form brings high concentration,but unless batch times are long or you’re set up for dry blending,you can waste time trying to get it into solution. Nonahydrate feels friendlier in terms of handling but picks up moisture quickly. Storage failures from clumping hurt automated lines. Pentahydrate falls into a reliable range:dense enough for shipping,flowable enough for hoppers,quick-dissolving for batch tanks. Our experience behind the bulk bag filling line backs up what our customers see—pentahydrate leads to fewer stoppages,easier cleaning,and less product loss in most bulk-handling setups.

    Spec differences also show up downstream. Tighter control on iron and trace cations becomes a bigger deal for electronics,paper bleaching,and cleaning high-value surfaces. Our continuous quality upgrades,like switching to lined reactors and advanced filtration,are rooted in watching how even ppm-level shifts impact costly customer lines. It isn’t just about paper certificates—our own engineers have spent afternoons running dissolution tests to fine-tune every lot’s release,just to ensure customer sides don’t chase issues back to us.

    Supporting Innovation and Compliance

    Chemicals like Pentahydrate Sodium Metasilicate don’t exist in a regulatory vacuum. Asia,Europe,and North America keep tightening material controls and traceability rules. Corporate ESG commitments are shaking up how supply chains operate. We developed integrated batch-tracing into our manufacturing software to ensure every drum and bag can be linked back through the production line,dates,and tested property data. Independent audits and third-party certifications,including ISO and REACH registrations,are not just wall plaques—they’re tools for customer compliance,driven by hard-earned lessons in documentation and competitive bidding. Where downstream users must declare origin and purity,our internal systems and product testing support their own regulatory compliance,boosting supply chain resilience and customer confidence.

    Partners in Growth,Not Just Production

    As original producers,our job isn’t just making and shipping a commodity. We keep focused on continuous improvement,finding ways to deliver on actual customer needs instead of just running another drum down the line. Teams from research and production meet frequently with client engineers,trading real troubleshooting stories and new requirements. Past requests led to innovations in dust control,more precise bulk loading,and tailored packaging for global shipment. We developed a returnable IBC program to help minimize packaging waste—a cost win for both the client and the environment.

    We recognize that what works for a household cleaner producer in one country may not fit a ceramics maker half a world away. On-site visits and tailored pilot batches help us keep our ears open,responding to local processing or regulatory twists. In places where transport and warehousing pose challenges,we streamlined certain Pentahydrate Sodium Metasilicate grades for low dust and compact storage,preventing losses even in humid coastal regions.

    Troubleshooting and Future-Proofing Operations

    Every time a raw material shipment lands at a customer dock,production can either flow smoothly or grind to a halt from clumping,off-spec contamination,or unpredictable dissolution. We learned these lessons early,often at painful cost. Plant managers told us about granules clogging up batch feed,dust clouding air at fill hoppers,or unexpected reactions wrecking a detergent blend. Pains like these sent us back to the drawing board—retuning drying parameters,changing particle size control,and working shoulder to shoulder with customers on batch trials to close those gaps.

    In our ongoing discussions with plant chiefs and line supervisors,we gather direct feedback about storage and handling. Pentahydrate Sodium Metasilicate’s stability against atmospheric moisture makes it compatible with long-term storage and distribution,compared to the frustrations that can come from nonahydrate getting sticky or anhydrous producing airborne dust. Where locations face seasonal temperature swings,customers appreciate pentahydrate’s predictable handling,which lets them focus on production output rather than constant inventory rework. Documentation and rapid lab checks bridge the gap if any question arises—we’d rather spend an extra hour double-checking a lot than have a batch recall on a client’s site.

    Real Results for Real Customers

    We’ve watched detergent manufacturers cut downtime by switching to pentahydrate when they struggled with caking from nonahydrate. Textile firms tackling inconsistent dyeing achieved more vibrant,lasting results when they standardize on our pentahydrate grade. Paper mills chasing higher whiteness and lower reject rates report better results from our high-purity,tightly controlled batches. These improvements aren’t luck—they come from years of process optimization,customer feedback,and a deliberate focus on production realities at scale.

    Clients don’t want textbook answers—they want solutions that actually make their daily work easier,cut waste,and support regulatory compliance. Bridging the gap between theory and real-world operation means direct lines of communication between our production crew and end users. Internal training and cross-functional plant teams ensure up-to-date best practices,from tank unloading to final batch testing. Data proves the value of these efforts—our shipment rejection rate remains below market average,and repeat customers give us the field perspective to keep improving.

    Adapting to Tomorrow’s Demands

    Markets are pushing faster,with end-user requirements shifting every year. Regulations tighten,customers seek greener,more traceable options,and automation brings new logistical and batch-size challenges. Our factory stands ready,drawing on the experience learned in both the laboratory and at scale. Innovation in Pentahydrate Sodium Metasilicate production isn’t about esoteric chemistry—it’s about listening,adapting,and never settling into complacency. Product consistency drives performance,and that consistency only comes from a willingness to tweak,improve,test,and upgrade,again and again.

    In this field,trust matters. It isn’t built overnight. Plant investment in smarter filtration,more detailed batch tracking,and tighter property controls all pay back in fewer headaches downstream. For those struggling with new formulation targets or trickier regulatory requirements,we offer more than just a spec sheet. Years of feedback and product trials underpin our technical advice—field-tested,proven,and always grounded in the practical needs of manufacturing. Pentahydrate Sodium Metasilicate will keep finding new roles in tomorrow’s factories,just as it has served reliably across changing industries and standards.