| HS Code | 131999 |
| Chemical Name | Sodium Dihydrogen Phosphate |
| Chemical Formula | NaH2PO4 |
| Molecular Weight | 119.98 g/mol |
| Appearance | White crystalline powder |
| Solubility In Water | Highly soluble |
| Melting Point | ≥ 60 °C (decomposes) |
| Cas Number | 7558-80-7 |
| Ph Value | 4.4-4.6 (for 1% solution) |
| Density | 2.04 g/cm³ |
| Odor | Odorless |
As an accredited Sodium Dihydrogen Phosphate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A white, sealed 500g plastic bottle labeled “Sodium Dihydrogen Phosphate, Analytical Reagent, CAS 7558-80-7.” Includes hazard and storage information. |
| Shipping | Sodium Dihydrogen Phosphate is shipped in tightly sealed containers, typically plastic or fiber drums, to prevent moisture absorption and contamination. Packages are clearly labeled and handled according to local regulations. It is stored in a cool, dry, well-ventilated area and transported as a non-hazardous chemical under normal conditions. |
| Storage | Sodium dihydrogen phosphate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from moisture and incompatible substances such as strong acids and bases. Protect from physical damage and direct sunlight. Ensure that the storage area is clearly labeled and adheres to all local, state, and federal regulations for chemical storage. |
Competitive Sodium Dihydrogen Phosphate prices that fit your budget—flexible terms and customized quotes for every order.
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Sodium dihydrogen phosphate has a reputation among chemical manufacturers like us that comes from hands-on experience, not just formula sheets and sales reps. This compound, with the formula NaH2PO4, makes a difference in daily operations in a unique way only those working with it consistently truly understand. Our plant team recognizes how this product impacts downstream processes, what end users expect, and which specifications actually matter for performance.
From the outset, sodium dihydrogen phosphate presents itself as a white, crystalline powder, often supplied in bags or bulk containers. The mono-basic form is favored for its solubility and control over pH. It finds its biggest following among water treatment professionals, food manufacturers, and laboratory operators.
We produce several models based on purity: technical-grade, food-grade, and higher-purity reagents to address a range of applications. For most water softening or boiler treatment, the technical grade addresses routine needs. Food processors require certifications on contaminants and heavy metals, and the strict discipline we hold ourselves to ensures those standards. Laboratories might order the highest purity, looking for reproducibility batch to batch—and our analytical team put years into tightening those tolerances.
A worker who has mixed sodium dihydrogen phosphate into water knows its fast dissolution saves time. In water treatment, dosing it with careful measurement turns calcium and magnesium into soluble complexes, so pipes and boilers operate smoothly. Our operational team takes pride in shipping product with consistent bulk density and granule size—something that makes automated dosing flow without a hitch for engineering teams downstream.
In food processing, customers look for both purity and performance. Bread improvers, cheese production, and beverage buffering rely on this salt because of its proven safety record and its ability to maintain taste and stability. With each shipment, we include our test results proving absence of toxic impurities—boron, arsenic, and heavy metals in particular. Years of feedback tell us that customers scrutinize certificate results, and a missed impurity spec could risk thousands of dollars’ worth of end product.
In our chemical plant we work with a family of phosphates: sodium dihydrogen phosphate, disodium phosphate, and trisodium phosphate. On paper, each compound looks similar, with the only difference a sodium ion here or there. Experience on the floor, though, shows the impact in pH control and application fit.
Sodium dihydrogen phosphate stands out for use where a mildly acidic pH is needed. When buffering baked goods or beverages, or when a process needs to counteract alkalinity, this material shines. Its sibling disodium phosphate, with two sodium ions, tilts a solution further toward basic pH. Trisodium phosphate jumps higher still, making it a heavy hitter for cleaning compounds, not food and beverage production.
For anyone needing steady pH control, our customers consistently request sodium dihydrogen phosphate. We have supported bakeries looking for fluffy bread texture, using this salt to manage the acid-base balance in dough conditioners. A detergent manufacturer, on the other hand, might call for trisodium phosphate for its degreasing power, something sodium dihydrogen phosphate isn’t designed to deliver.
On the ground in our production site, the first priority is getting crystal structure and water content right. Sodium dihydrogen phosphate often appears in its monohydrate or dihydrate forms. Hydration affects shelf life, flowability, and how it interacts in a formulation. We regularly check moisture and inspect for caking—unwanted in high-speed production lines.
Particle size tells its own story. A coarser crystal handles differently in a mixing silo than a fine powder. Feedback from our customers prompted us to develop product in both ranges, so nobody ends up with dust clogs or uneven blends. Purity isn’t just about main chemical content; specific limits for iron, chloride, sulfate, and heavy metals are the points where users in food or semiconductor industries make purchasing decisions.
Quality teams in our company test every batch, which means titrations for assay, flame photometry for sodium, and spectrophotometry for phosphorus. No customer should get a product short on main content, or with surprise impurities sneaking in. This approach saves everyone headaches—no rejected drums, no rework, no production stoppages further down the chain.
Our routine production batches supply companies treating public water to minimize lead pipe corrosion. In those systems, the phosphate coats pipe interiors, keeping metals stable and out of the drinking supply. This process depends on precise chemistry: Use the wrong grade, add the wrong form, and corrosion control falters or sludge formation increases. Municipal teams regularly visit us for technical guidance, and we hear about the impact of inconsistent supplies from those using overseas sources with looser standards.
In bread and dessert factories, process engineers send us reports on how their recipes handle temperature, moisture, and salt content. Even a small variation in phosphate purity can translate to different crust textures or crumb color. Back at our plant, feedback loops with these customers drive our quality upgrades, and batches shift to tighter moisture or ash specifications depending on who is buying.
Pool and spa suppliers turn to us for another reason: reducing algae and scaling. A stable sodium dihydrogen phosphate formulation can make maintenance easier. Pool professionals prefer granules that dissolve rapidly but resist dust loss. We know from maintenance inquiries that changes in packaging, granule size, or moisture management have an outsized operational impact, leading us to develop more robust packaging and suggest storage improvements to end users.
Over the years, our biggest learning has come through trial and error. Moisture control on this compound is a constant battle due to its hygroscopic nature. Rainy season production needs extra vigilance. Adding desiccant packs, shifting to thicker bag liners, or increasing warehousing checks keeps storage losses low. In high-humidity conditions, shipments from other suppliers often arrive with caked lumps; our warehouse team developed inspection routines and moisture-meter checks to minimize that risk for our customers.
Plant managers running automated batching systems offer feedback about bridging and clumping. To address this, we fine-tuned particle size and flow agents to avoid costly downtime. As a manufacturer, solving these practical headaches matters far more than listing a purity figuure on paper. Consistent granule shape, manageable dust, and batch repeatability make a bigger difference to industrial users.
We also maintain transparency about origin and traceability. Many food industry buyers ask about supply security, especially after market disruptions. Our customers see clear batch lot data, analytical certificates, and direct support if they audit our facility. Any producer with an opaque supply chain may struggle to provide this depth, and we’ve picked up new business from multinational food brands burned by less transparent sources.
Working with food and pharmaceutical buyers taught us not to underestimate the importance of compliance. Sodium dihydrogen phosphate made for human consumption must show low levels of lead, arsenic, or mercury. Regulations shift as government agencies review data—especially in the EU and US—so our compliance teams stay up to date and adjust specifications accordingly.
Our site maintains standards based on Codex Alimentarius, FCC, and local food additive regulations. Routine audits check not just for product specs but also for cleaning processes, record keeping, raw material sourcing, and staff training. For years, these steps added paperwork and production overhead, but now we view them as core to our reputation. A buyer who sees consistent certificates and audit reports comes back the next year, knowing they avoid regulatory headaches.
Safety doesn’t stop at regulatory compliance. Bulk handling teams use guidelines honed from daily experience. Adequate ventilation prevents dust buildup, while proper bag sealing and labeling avoid mix-ups in large storage facilities. Staff undergo regular training in emergency response—practical, scenario-based sessions rather than check-the-box quizzes. Frequent communication with users, sharing real-world handling advice, helps prevent common mishaps—like accidental product mixing, which can disrupt production for days.
Years in operation taught us that production practices echo down the supply chain. Demand for phosphate rock, the core raw material, brings with it concerns about environmental impact. As raw phosphate grades decline globally, the need for efficiency grows, and our process engineers embrace closed-loop water systems and dust controls to minimize wastage.
Communities near phosphate mines sometimes voice concerns about hazardous byproducts. Our sourcing team selects suppliers demonstrating proper waste management and invests in third-party audits. These choices improve the quality and longevity of finished sodium dihydrogen phosphate and protect both our workforce and downstream communities. Talking with customers about origin and process remains a recurring theme, especially as sustainability standards gain weight in multinational procurement.
Our energy usage also comes under review by larger buyers, prompting us to track and reduce emissions associated with each ton of product. That includes improvements in heat integration, filter optimization, and transportation logistics. What began as voluntary, customer-driven inquiries now forms part of our annual improvement cycle because we feel the real pressure to operate responsibly from both the marketplace and our own personnel.
Sodium dihydrogen phosphate looks simple on paper, but growing market needs and expectations force us to innovate. Customers in pharmaceuticals or electronics increasingly require higher-purity, low-metal products. We invest in advanced purification—ion exchange goes beyond standard filtration—securing tighter controls on trace elements. This step takes effort and capital, but it pays dividends through loyalty from customers with stringent needs.
Digital monitoring now tracks product from reactor to warehouse. Automating sample collection and real-time quality analytics tightens up batch control, reducing both waste and missed deliveries. We partner with local universities to research improved phosphate recycling, reducing the environmental strain of new mining. Every insight feeds back as a potential product improvement rather than an isolated research file.
Feedback also shapes our product lines. Dairy producers have taught us that a shift in granulation improves solubility for some high-shear mixing systems. Water treatment operators asked for smaller-packaging options for remote locations. Bakery customers want enhanced pH control coatings. By listening—not just marketing—we develop sodium dihydrogen phosphate products that address real-world frustrations.
We see a difference between chemical manufacturers and those who simply distribute or repack. Control over the raw phosphate source, process parameters, and final quality rests with those who run the reactors, not those who relabel bags. End users looking for repeatable behavior, technical troubleshooting, or custom packaging reach out to us directly. Our technical staff can walk facility managers through batching rates, pH impact curves, or shelf life considerations because we see these details every day.
Every now and then, a customer shares a story about losing a batch due to unexpected impurities or flow issues with another supplier. That feedback reinforces our commitment to thorough internal controls. Regular review of test protocols, staff training, and investments in laboratory analysis form the core of consistent manufacturing—a commitment we stand behind with every shipment.
In this industry, trust builds over time through on-time deliveries, honest responses about technical challenges, and willingness to investigate when something isn't right. Years spent improving sodium dihydrogen phosphate aren't a marketing slogan for us; they're a tracker of real improvement and long-term partnerships with demanding buyers.
Sodium dihydrogen phosphate links countless industries, from city water lines to the food on supermarket shelves. Its value depends not on sales pitches but on steady production, proven quality, and an ongoing conversation with those who use the chemical every day. As a manufacturer, we’ve seen the difference attentive production and real support can make. Every grade, every shipment, and every technical engagement builds trust and operational efficiency, not just for our company but for every customer we serve.
That cumulative experience shapes each drum and sack of sodium dihydrogen phosphate we send out. We keep pushing our quality standards higher, draw on our production team's real stories, and respond directly to feedback from the field—all so users downstream get a product that delivers, day after day.
