Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Praseodymia

    • Product Name Praseodymia
    • Alias Praseodymium Oxide
    • Einecs 231-130-8
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    Specifications

    HS Code

    618232

    Product Name Praseodymia
    Chemical Formula Pr6O11
    Molar Mass 1021.44 g/mol
    Appearance Greenish-yellow powder
    Density 6.5 g/cm3
    Melting Point 2393 °C
    Boiling Point 3760 °C
    Solubility In Water Insoluble
    Main Use Polishing powders, ceramics, glass coloring
    Cas Number 12037-29-5

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

    Packing & Storage
    Packing Praseodymia, 100g, is packaged in a sealed amber glass bottle with a secure screw cap and labeled with safety information.
    Shipping Praseodymia (Praseodymium Oxide) is shipped in tightly sealed containers to prevent moisture absorption and contamination. It should be transported under dry, cool conditions, away from acids and incompatible materials. Ensure containers are clearly labeled, comply with all regulatory guidelines, and handle with appropriate safety precautions to avoid inhalation or contact.
    Storage Praseodymia, also known as praseodymium(III) oxide (Pr₂O₃), should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. Protect it from moisture, acids, and incompatible substances. Avoid exposure to direct sunlight and keep it away from flammable materials. Ensure proper labeling and follow all relevant safety guidelines when handling or storing praseodymia.
    Application of Praseodymia

    Applications of Praseodymia in Industrial Manufacturing


    As a direct manufacturer of high-purity praseodymia, we support diverse sectors with application-specific grades, meeting the requirements of downstream industrial segments. Our deep integration into end-user production lines enables process stability, regulatory compliance, and reliable performance across precise end uses.



    1. Rare Earth Glass Coloring and De-colorization


    Praseodymia serves as a selective coloring agent in specialty glass manufacturing, where producers require precise tinting for optical, lighting, or protective applications. Plant managers dose the compound in controlled batches to achieve green, yellow, or neutral tones, meeting strict optical clarity and transmission targets. Process engineers must maintain consistent dispersion in molten glass to avoid color streaks or flaws. Product developers rely on our stable oxide form for batch certification, consistency across batches, and trace impurity control to optimize light absorption or transmission. QC teams verify compliance with both supply chain transparency requirements and final use optical properties.


    Industry compliance standards



    • ISO 9001:2015 Quality Management Systems for specialty glassmaker suppliers

    • DIN EN 1748-2-1 Borosilicate Glass standard for laboratory wares

    • RoHS and REACH compliance for glass used in electronics and lighting

    • EU and US FDA migration limits if glass is used in food-contact scenarios


    Typical usage ratio



    • 0.01–0.2% by weight in the glass batch; final addition adjusted based on desired color strength, furnace homogeneousness, and silica/calcium oxide content


    Downstream process integration



    • Incorporated during raw sand and flux blending or directly into molten glass tanks ahead of final forming stages


    Final product types



    • Camera and microscope lenses

    • Protective eyewear (welder’s glass, safety visors)

    • Decorative crystal glass and artware

    • Architectural window panels with UV control



    2. Ceramic Pigment and Frit Production


    Our praseodymia acts as a key pigment oxide and is integral to specialized ceramic colorant formulations. Ceramics manufacturers batch the raw oxide with other metallics to achieve precise yellow-green or pale hues, depending on required architectural or sanitary ware color. Technicians monitor kiln conditions and glaze matrix chemistry to control diffusion and color uniformity. Praseodymia’s defined particle size and purity allow for high repeatability across tile, sink, or porcelain runs. Our material’s low trace contamination supports consistent shade matching and long-term durability after firing.


    Industry compliance standards



    • ISO 10545-7 for ceramic surface abrasion resistance

    • EN 14411 for ceramic tiles

    • ASTM C373 for water absorption in ceramics

    • California Proposition 65 for leachable metals, if used in food-contact glazes


    Typical usage ratio



    • 0.05–5% by weight in pigment blends, adjusted for color intensity and batch volume; lower range used for pastel hues, higher for saturated colors


    Downstream process integration



    • Added to base glaze or body formulation during milling or slip preparation prior to pressing or shaping


    Final product types



    • Glazed ceramic floor tiles

    • Sanitary ware coatings

    • Kitchen countertop tiles

    • High-end ceramic artware



    3. Automotive Catalytic Converter Components


    In automotive catalyst manufacturing, engineers utilize praseodymia within multifunctional rare-earth formulations to enhance oxygen storage capacity and stability under harsh operating conditions. Praseodymia improves thermal durability and promotes redox cycling needed for NOx, hydrocarbon, and CO conversion. Batch integration relies on stringent blending with ceria and zirconia supports, targeting high surface area and uniform metal oxide dispersion. Process control teams track compositional ratios to comply with evolving emission regulations and maximize converter service life, crucial for OEM and aftermarket suppliers.


    Industry compliance standards



    • ISO 22241 for automotive catalyst materials

    • EURO 6 and China 6 emission standards (tailpipe gas limits by vehicle class)

    • US EPA Tier 3 emission guidelines for catalyst chemical performance

    • IATF 16949:2016 automotive quality management system


    Typical usage ratio



    • 1–8% in total rare earth oxide system (often cerium-praseodymium-zirconium solid solution); ratio depends on application temperature and target emissions


    Downstream process integration



    • Dispersed with ceria and other oxides into the wet-milling or precursor slurry; applied to ceramic monolith supports via dip-coating or washcoating before calcination


    Final product types



    • Three-way catalytic converters (gasoline vehicles)

    • Diesel oxidation catalysts

    • Motorcycle and small engine exhaust systems

    • Heavy duty vehicle aftertreatment modules



    4. Magnetic Alloy Additive for High-Performance Magnets


    Manufacturers of NdFeB (neodymium-iron-boron) magnets add praseodymia as a partial substituent for neodymia to achieve specific coercivity, thermal stability, and targeted magnetic curves. Metallurgists blend and sinter alloys under an inert atmosphere, precisely dosing praseodymia content to shape performance for drive motors, actuators, or electronics. Consistent raw oxide composition safeguards against microstructural flaws or unwanted impurity phases. Detailed QC and traceability documentation back to our origin support compliance for strategic applications in high-reliability sectors.


    Industry compliance standards



    • IEC 60404-8-1 for magnetic properties of sintered magnets

    • ISO 9001 and AS9100 (Aerospace) quality systems

    • US ITAR or EU dual-use export controls (for defense applications)

    • RoHS and REACH for electronics sector magnets


    Typical usage ratio



    • 5–20% praseodymia in total rare-earth oxide input; ratio determined by desired coercive force and cost optimization relative to neodymium price volatility


    Downstream process integration



    • Blended into rare earth metal alloy mix prior to strip casting, jet milling, or hot pressing


    Final product types



    • Electric vehicle drive motors

    • Wind turbine generators

    • Miniaturized actuators for precision devices

    • Hard disk drive spindle motors



    5. Polishing Powder for High-Precision Optical Surfaces


    Praseodymia-based powder provides required hardness and chemical reactivity for advanced optical polishing applications. Manufacturers formulate sub-micron powders with controlled particle morphology for LCD, camera lens, and semiconductor glass finishing. Operators employ slurries on CNC polishing lines, adjusting concentration and flow to meet nanometer-level flatness and minimal scratch requirements. Our plant-sourced consistency supports repeatable results for high-value substrates in electronics, medical optics, and scientific instrumentation.


    Industry compliance standards



    • ISO 10110 for optical element quality

    • ANSI/OEOSC OP1.005 for surface condition inspection

    • RoHS directive for electronics-related glass

    • Sony Green Partner environmental management for supply chain


    Typical usage ratio



    • 0.5–3% solids content in polishing slurry; percentage set by substrate hardness and required surface finish specification


    Downstream process integration



    • Dispersed into water-based slurry tanks or loaded onto robotic polishing pads at the final finishing stage


    Final product types



    • Flat panel display substrates (LCD, OLED)

    • Camera and microscope optics

    • Precision instrument glass

    • Photomask and semiconductor wafer glass



    6. Solid Oxide Fuel Cell (SOFC) Material Additive


    Praseodymia is integrated by energy technology companies within ceria-based electrolyte systems for solid oxide fuel cells to boost ionic conductivity and enhance thermal stability. Chemical engineers fine-tune the oxide ratio for peak performance in intermediate-temperature SOFCs. Controlled doping of praseodymia into the oxide lattice helps maintain phase stability and reduces sintering temperature without sacrificing conductivity. Our strict batch homogeneity ensures scale-up from pilot to commercial cell manufacturing, supporting green energy project deployment globally.


    Industry compliance standards



    • IEC 62282 series for fuel cell safety and performance

    • ISO 14687-2 (hydrogen fuel use)

    • UL 1973 for stationary battery and cell safety

    • OEM-specific durability and impurity limits for stack materials


    Typical usage ratio



    • 2–10 mol% in the doped ceria solid electrolyte, adapted to balance power output, operating temperature, and startup time


    Downstream process integration



    • Mixed with base ceria powder during co-milling or co-precipitation; pressed and sintered prior to multi-layer stack assembly


    Final product types



    • Stationary SOFC power generation modules

    • Auxiliary power units (APUs) for vehicles

    • Distributed microgrid SOFC systems

    • Backup power solutions for telecoms or data centers

    Free Quote

    Competitive Praseodymia prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Praseodymia: Real-World Performance from a Manufacturer’s Lens

    Manufacturing with Confidence: The Story Behind Our Praseodymia

    Turning out batches of high-purity Praseodymia every day, we see far more than a simple rare earth oxide. Years spent at the furnace and filtration line reveal real-world demands from ceramics, automotive, glass, and catalysis companies: color consistency in glass, precise oxygen storage for catalysts, and reliability for ceramics. Our commitment isn’t just about numbers on a spec sheet. It’s about listening to customers, catching flaws before they leave the plant, and keeping our product true to what the application deserves.

    We produce Praseodymia under strict air and moisture controls, using refined praseodymium feedstock, calcined and milled to an optimized particle profile. Our main product, model PX-34, offers a purity range regularly verified by ICP-OES, controlling cerium, neodymium, and iron below trace thresholds. Our line covers custom requests for micron size and surface area. From our seat, purity means more than the percentage on a label—it decides glass tint, autocatalyst longevity, and pigment intensity.

    The Value of Purity: What This Means in Real Factories

    We know that in ceramics or glass, impurities matter. Iron in excess leads to tint inconsistencies and combustion spots under torching. Cross-contamination with neodymium, even at half a percent, dulls the yellow-green vibrance our Praseodymia brings to colored glasses and glazes. Sinkmarks in tableware, cloudy signal lenses, light filters that shift after months—these quality lapses trace back to a lack of control at the manufacturing step.

    Glassmakers demand both color accuracy and a clean melt. Inhouse, we test for these flaws by melting our Praseodymia into sample borosilicate beads and titrate for color value; we let our R&D team measure solar absorption shifts. For pigment customers, high surface area grades mean stronger, more even color. Demanding architects, automakers, and industrial designers want glass and enamel colors to match a swatch across years and productions. Our skilled operators, trained in reading subtle color shifts in test melts, pick up issues before they hit the next pallet. Applications that deal in optical filters and high-transparency specialty glass lean heavily on these features and trust comes through production consistency, not paperwork.

    Serving the Catalyst Sector: Why Specification Crosswalks Matter

    Our Praseodymia often ends up at catalyst plants. Here, it’s not about chromatic strength but oxygen exchange ability. Catalysts rely on rapid oxygen storage/release and a low heavy metal background that won’t poison reactions. The technician blending Praseodymia for automotive catalysts has to trust that every drum performs the same, month to month. It isn’t possible for a manufacturer to excuse failed batch performance from contamination picked up in the warehouse.

    We maintain routine batch checks for surface oxygen, particle consistency, and bulk density. Our driers and calciners run under controlled air flows, traced back to individual lots of praseodymium carbonate. Feet on the ground in the catalyst sector know that even a minor slip in the calcination protocol, a drop in purity, or a misstep in packaging can mean a whole reactor charge underperforms. We track feedback and complaints from companies running emission control or olefin production to keep blends dialed in tight—and change our process when the field experience calls for it.

    Seeing Through the Eyes of Ceramics and Glass Technicians

    Across thousands of square meters of tile, tableware, and architectural glass each year, technicians have only so many levers to pull before production stalls. Chemical composition and particle quality define which levers produce results and which lead to unsellable batches. Praseodymia—sometimes operating as the headline colorant, sometimes a subtle brightener—must lend stable color, punch through process heat cycles, and resist weathering after years in service.

    Color uniformity in glass owes as much to the oxide blend as to firing conditions. Our decades manufacturing Praseodymia have taught that tweaks in calcination time or milling change how colors emerge, especially in combination with tin, cerium, and other oxides. Raw material that enters our spray dryers with high moisture can cause caking, then create streaking in customers’ glazes. We fight upstream issues, train our crews constantly, and sample from every shipment as an investment in downstream quality—because downtime at a customer’s furnace burns trust, not just money.

    Praseodymia and the Pigment Revolution

    Pigment-makers, from paint companies to ceramic decal workshops, prize Praseodymia for yellow-green depth and fastness under heat and sunlight. Subtle tone adjustments, needed for everything from pastel tiles to automotive reflective paints, require more than a single number on a certificate of analysis. Particle sizing, with the right mixture of agglomerates and fines, brings out the boldest color. Big agglomerates fail to disperse, leaving spotty color. Excess fines can affect rheology, clog spray guns, or affect optical performance.

    We have dedicated grind lines for pigment use, complete with narrow particle size control. Our NIR spectrometers scan every lot for shade accuracy and tint strength. Batch color slips run quickly through R&D, letting us troubleshoot alongside pigment technicians. Our approach links raw ore selection, calcination schedules, and particle milling—not as a series of boxes to check, but as interconnected levers that tune final pigment output.

    Market Pressures and Sourcing Realities

    Rare earth material markets shift quickly, translating to real problem-solving at the manufacturer’s level. Demand surges and hiccups in ore supply chains put pressure on production schedules. We don’t swap between ore grades or suppliers on a whim. Experience shows mixed sources introduce inconsistencies, visible in downstream quality data logged by customers.

    Our long-term relationships with miners and conversion plants mean we can lock in stable feedstocks. Quality starts at the mine and runs through every handoff. Routine batch retesting—weighing, sieving, melt testing—becomes the frontline defense, especially when imported ore batches arrive. Customers return for consistent product, not just price by the ton, because they see the value in fewer headaches and more predictable results. The real cost of a cheaper, uneven raw material means off-hue product, color mismatches in the field, and reputation risks no distributor shoulders.

    How Our Praseodymia Excels Compared to Alternatives

    Many rare earth producers target bulk volume rather than daily process control. We keep every batch sample and production record for years. Most large volume suppliers sell a “one-size” powder for dye, catalyst, and glass uses, flooding spec sheets with just a few lines. Instead, our PX-34 model responds to what glassblowers and pigment formulators actually request: reliable, low-neodymium content powders, no detectable trace of alumina, iron, nickel, or zinc, with a PSD (Particle Size Distribution) skewed for dispersibility.

    Several competitors focus on cutting costs, offering “mixed praseodymium-cerium” grades. In our experience, cerium content above 2% quickly overshadows the color and chemical properties needed in technical glass, pigment work, or high-end catalysts. Our material delivers a brightness and tint purity import versions usually miss. We field calls from glass batch houses who’ve jumped for bargain blends—only to discover color control headaches, or rapid fade under solar testing. Excellence depends on granular manufacturing decisions: refining, drying, blending, and not just the label purity.

    Customers looking at rare earth blends or lower grade Praseodymia as a workaround often return after run-ins with batch failures or QA bottlenecks—and not just the multinational corporations. Small specialty pigment shops and artisan glassworks seek us out for the results, not simply a product list. The difference you see working with hands-on manufacturing runs deeper than the initial spec; it’s about the transparency, tech support, and feedback cycle we build with every transaction.

    Environmental and Regulatory Accountability

    Pushing Praseodymia production forward brings environmental responsibilities. Real-world manufacturing means water treatment, gas scrubbing, and transparent waste streams. Regulators enforce discharge standards and emissions limits, and violations put the whole operation at risk. Our team audits each stage, sampling water, measuring air particulates, and reporting outcomes directly to authorities as part of daily job routines.

    Years spent refining environmental control systems has taught us the biggest advances come from engineering, not paperwork. Sharper separators recover more product, reducing waste. Closed-loop water circuits mean less downstream treatment. In-plant capture and safe storage of filter cake cut disposal needs, keeping local communities secure. A manufacturer’s name is only as good as its stewardship of raw materials, energy, and waste—especially since environmental lapses become public knowledge fast.

    Listening to the End User: Product Evolution and Feedback

    Technical managers, pigment formulators, and melt shop supervisors provide the best ongoing product calibration. Beyond the batch certificate, we field regular feedback about melt performance, color compatibility, and unexpected outcomes. Glass colorers point out subtle haze, ceramic glaze makers warn about firing discoloration, car catalyst labs report minute oxygen capacity shifts. These real-world metrics drive adjustments, not only production line tweaks or quality controls on paper.

    We readjust our drying cycles, adjust blending techniques, fine-tune grinding settings, and experiment with particle classification, because each customer’s process highlights new requirements. While lab results anchor the initial quality guarantee, it’s only after repeated technical discussion—and, sometimes, direct visits to customer lines—that process issues get ironed out. We encourage open communication, treating every production complaint as a root cause analysis that teaches us where to innovate next.

    Solving Challenges in the Field

    No manufacturing run stays perfect. Equipment fouling, off-grade stock, power fluctuations, and human error challenge even seasoned operators. We invest in redundancy, testing, and training not to check boxes, but because missed details—like a poor grind profile or residual salts—quickly turn up in major customer complaints.

    One memorable issue: a pigment customer flagged lower-than-expected tint strength in midyear lots. We pulled retained samples, checked old test records, and matched those findings with a new moisture spike in incoming ore. This kind of trace-back, while time-consuming, builds credibility with long-term clients because it’s not about hiding mistakes. We replaced off-batch material, remixed the process, and built new controls against moisture-related slump.

    Another time, a specialty glassmaker noticed decolorization and popped inclusions in their end product after switching blend ratios. Our technical staff visited the production site, ran melt trials with their team, and isolated a batch of Praseodymia that had picked up magnetic fines. Installing fresh separators and updating pre-lab screening stopped the issue, and our customer saw batch-to-batch predictability restored. Each challenge turns into improvement, making our process better and supporting a culture where quality wins over throughput.

    Long-Term Value for Industry

    Years of supplying Praseodymia to high-specification markets show the long arc of value isn’t about turning out maximum tonnage. It’s found in small batch consistency, genuine transparency, and the circle of feedback from users across glass, ceramics, catalyst, and pigment industries. We see the product every day, not as a commodity, but as the result of methodical, careful work. The engineers, lab techs, operators, and R&D teams on our floor put their reputation behind each drum that goes out.

    Industrial users benefit from more than just a raw material. Strong technical support, honest troubleshooting, and the assurance of predictable performance define a manufacturer worth coming back to. We update our formulae and techniques not out of trend-chasing, but because each adjustment answers a real need raised by the users of Praseodymia. The knowledge built through hands-on production and real-time customer dialogue lets the product adapt over time.

    Staying Ahead with Proactive Testing and Support

    Testing never stops after a batch ships. Clients writing in with field performance data, improvements, or even frustrations help shape next generations of product. We maintain ongoing dialogue, visiting users on-site, swapping samples back and forth, and trying adjusted parameters. Hands-on support turns into more robust Praseodymia—less prone to mishap, more suitable across the wide range of industry processes.

    Instrumentation keeps evolving too. Particle counters, thermal analysis, automated titrators, and color spectrometers—each becomes a tool for the next round of quality improvements. Modern pigment blends expect tighter PSD. Advanced autocatalyst houses demand even lower trace metals and better flow characteristics. We keep test records open for review and believe in sharing constructive feedback, not just certificates. The best partnerships with industry come from transparency, accountability, and ongoing improvement.

    Learning from Generations of Manufacturer Experience

    Longstanding production staff teach lessons that can’t be found in textbooks or certification courses. The sight of a batch drying unevenly or the trace scent of residual ammonium salts alert experienced operators to problems early. Our most seasoned mill technician can spot the shift in sound as the mill load changes and diagnose a grind issue long before analytical results come back. These lessons sustain product integrity more than any data sheet or factory audit.

    Every improvement to our Praseodymia, from optimized particle sizing to streamlined impurity removal, depends on listening to such direct feedback. Custom solutions, tailored for a single demanding user, often become the seed for broader product upgrades that all customers benefit from. Instead of rigid adherence to routine, we keep space for hands-on ingenuity and the lessons passed down informally on the production floor.

    Why the Manufacturer’s Role Isn’t Just Made in a Lab

    Manufacturing Praseodymia that meets the mark is a cross-section of science, organization, and sweat. It involves scrutinizing every step: sourcing, refining, processing, packaging, and shipping. Value comes from deep industry knowledge, frank discussion with customers, and a readiness to admit mistakes and fix them. The difference in product performance—a brighter pigment, a more stable glass, a longer-lasting catalyst—begins and ends with decisions at the factory, not behind a sales desk.

    We have skin in the game for every drum leaving the dock. Market fluctuations, customer audits, and technical challenges keep both our promise and standards high. For customers, real advantage starts with a product made by people who use what they learn every day to keep improving—not just to meet a spec, but to make a meaningful difference in your production line.