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

    • Product Name Lead Hydroxide
    • Alias Plumbous hydroxide
    • Einecs 215-173-4
    • 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
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    Specifications

    HS Code

    565399

    Chemical Name Lead Hydroxide
    Chemical Formula Pb(OH)2
    Molar Mass 241.21 g/mol
    Appearance White powder
    Density 7.41 g/cm3
    Melting Point Decomposes before melting
    Solubility In Water Insoluble
    Cas Number 1309-60-0
    Ph Alkaline
    Main Hazards Toxic if ingested or inhaled
    Stability Stable under normal conditions
    Synonyms Plumbous hydroxide
    Uses Precursor to other lead compounds
    Color White

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

    Packing & Storage
    Packing Lead Hydroxide, 500g: White HDPE bottle with secure screw cap, labeled with hazard symbols, product name, batch number, and safety information.
    Shipping Lead Hydroxide should be shipped in tightly sealed containers, clearly labeled, and stored in a cool, dry, and well-ventilated area. It must be protected from moisture and incompatible substances. Handle with care, using appropriate personal protective equipment, and comply with all local, national, and international regulations for hazardous materials.
    Storage Lead hydroxide should be stored in tightly sealed containers made of compatible materials, such as polyethylene or glass, to prevent contamination and moisture absorption. Store in a cool, dry, well-ventilated area away from acids, oxidizing agents, and sources of heat or ignition. Clearly label the container and restrict access to trained personnel. Avoid contact with food and drinking water supplies.
    Application of Lead Hydroxide

    Applications of Lead Hydroxide in Industrial Manufacturing

    Lead Hydroxide is a specialty inorganic compound used by downstream manufacturers in several heavy industrial sectors. Its chemical characteristics and performance in formulations enable precise control over physical properties in end-use products. Below are the most established industrial applications based on real downstream production processes.

    1. Stabilizer in Polyvinyl Chloride (PVC) Cable Compounds

    Wire and cable manufacturers use Lead Hydroxide as a key heat stabilizer in PVC insulation and sheathing formulations for power transmission and industrial cabling. The compound contributes to thermal stability during extrusion, enhances long-term electrical properties, and improves resistance to weathering and flame. Its use is restricted to non-food-contact cables and must meet regional directives on lead content and environmental limits.

    Industry compliance standards

    • IEC 60502 – Power cables with extruded insulation and their accessories
    • RoHS Directive (with exemptions for certain cable types)
    • GB/T 12706 – Chinese standard for power cables
    • UL 1581 – Reference standard for electrical wires, cables, and flexible cords

    Typical usage ratio

    • Usually 2–6% by weight in PVC compound, adjusted based on required heat-aging resistance and mechanical properties; higher content in applications subject to severe thermal cycling.

    Downstream process integration

    • Manufacturers incorporate directly into the PVC resin blend during high-intensity mixing before extrusion. QC monitoring ensures compliance with lead content regulations and controls final dispersion.

    Final product types

    • High-voltage power cables
    • Underground and submarine cables
    • Industrial flex cable assemblies
    • Specialty wiring for mining and heavy-duty environments

    2. Intermediate in Lead-Acid Battery Plate Manufacturing

    Industrial battery producers use Lead Hydroxide as a controlled precursor in manufacturing the positive paste for lead-acid batteries. This compound supports the formation of highly pure lead dioxide after electrochemical conversion. Stringent controls over purity and particle size ensure uniform paste application and optimal electrochemical performance over repeated cycling.

    Industry compliance standards

    • IEC 60896 – Stationary lead-acid batteries
    • JIS C8704-1 – Japan Industrial Standard for lead-acid batteries
    • BS EN 60254 – Traction batteries for industrial trucks
    • UL 1989 – Standard for stationary cells and batteries

    Typical usage ratio

    • Lead Hydroxide forms up to 100% of the paste precursor in advanced paste technologies; traditional mixes use 10–40% with additional lead oxides, depending on required plate characteristics.

    Downstream process integration

    • Operators add directly to the mixing process when producing positive plate paste. Manufacturers control atmospheric conditions to prevent premature conversion and optimize battery life cycle performance.

    Final product types

    • Stationary UPS batteries
    • Industrial forklift batteries
    • Automotive starter batteries (under exempted regulatory regimes)
    • Telecom backup cells

    3. Additive in Specialty Ceramics and Industrial Glass Production

    Producers of high-density ceramics and certain leaded specialty glass formulations use Lead Hydroxide for its controlled reactivity and contribution to density, refractive index, and chemical durability. Applications include X-ray shielding glass and high-density ceramic glazes for tiles and protective linings in reactor, medical, and research facilities.

    Industry compliance standards

    • ISO 6872 – Dental ceramic materials
    • ASTM C559 – Leaded glass for radiation shielding
    • RoHS Directive Annex III (exemptions for radiation glass)
    • GB 6566 – Chinese radioactivity limits for building materials

    Typical usage ratio

    • 5–35% by batch weight in glass melts, depending on shielding requirements and clarity; usually 3–12% in ceramic glaze recipes, adjusted for target thickness and opacity.

    Downstream process integration

    • Glass manufacturers introduce directly to furnace batch mixes under controlled temperature profiles. Ceramic producers apply as a component of glaze slurry before high-temperature firing. Raw material QC confirms batch-to-batch consistency.

    Final product types

    • Lead glass panels for X-ray and CT scanners
    • High-density tiles for nuclear shielding
    • Protective laboratory work surfaces
    • Specialty optics requiring elevated refraction

    4. Pigment Component in Anti-Corrosive Industrial Paints

    Large-scale paint and protective coating manufacturers use Lead Hydroxide in the formulation of industrial-grade anti-corrosive paints for steel structures, bridges, and marine applications. Its function is to inhibit substrate oxidation, based on strong chemical binding capability with corrosive agents. Use remains subject to regulatory controls, with application primarily in heavy infrastructure projects outside of restricted sectors.

    Industry compliance standards

    • ISO 12944 – Corrosion protection of steel structures
    • ASTM D476 – Standard for pigments for paints
    • EN 1504 – Products and systems for the protection of concrete structures
    • Local environmental lead-content restrictions (e.g., US EPA, REACH)

    Typical usage ratio

    • Ranges from 1–8% by total pigment content; adjusted based on required film durability, exposure category, and regulations. Higher ratios used in marine or chemically aggressive environments.

    Downstream process integration

    • Add to pigment grinding stage, dispersed with solvents or resins under controlled shear conditions to ensure uniform coverage. Coating performance verified by accelerated weathering and immersion testing.

    Final product types

    • Anti-corrosion primers for bridges and ship hulls
    • Protective coatings for offshore platforms
    • Industrial machinery paint
    • Maintenance coatings for transmission towers

    5. Reaction Agent in Industrial Electrolyte Preparation

    Certain non-ferrous metal refining processes use Lead Hydroxide as a pH control and reaction agent in electrolyte formulations for selective precipitation. This helps remove unwanted ions during hydrometallurgical extraction of precious and base metals from complex ores, improving process efficiency and purity of the refined product. Its application requires careful dosing and monitoring of effluent discharge to comply with environmental and worker safety mandates.

    Industry compliance standards

    • ISO 14001 – Environmental management systems
    • OSHA 1910.1025 – Occupational exposure to lead
    • GB 20424 – Integrated emission standard of pollutants for the lead and zinc industry
    • REACH Annex XVII – Restrictions on lead compounds

    Typical usage ratio

    • Application-dependent; typically 0.1–0.5 mol/L in process electrolytes, calculated based on ore contaminant profile and targeted downstream purity. Automated dosing systems used for precision.

    Downstream process integration

    • Introduced during process solution preparation or directly to reaction vessels via metered addition. Effluent and product monitored on-line for residual lead and precipitation completeness.

    Final product types

    • Refined gold, silver, or copper ingots
    • High-purity metal salts
    • Electrolytic slimes for precious metal recovery
    • Secondary products from by-product residue
    Free Quote

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    Certification & Compliance
    More Introduction

    Lead Hydroxide: Building Reliable Results through Chemical Precision

    Understanding Our Product

    Working in chemical manufacturing introduces a unique relationship with every substance we make. Lead Hydroxide, carrying the formula Pb(OH)2, comes up in conversation when people need control, predictability, and a clear answer to heavy-duty demands. Our team has handled this material daily for years. Its off-white, finely powdered form never strays from expectations, and that matters more than specs on paper.

    Inside the plant, each step of synthesis and drying stays tightly supervised. We check for soluble lead and keep particle size consistent, not simply for a data sheet, but so downstream batches in customer factories work as planned. Over time, we learned the minor details—hydration state, filtration method, and wash water quality—can all swing a batch’s performance. Some customers run batch reactors for stabilizer production. Some refine pigments for glasswork. Every variable shifts how Lead Hydroxide fits.

    How Our Model Stands Apart

    Every manufacturer has their quirks, but Lead Hydroxide in our hands reaches a high level of purity. Hydroxide content stays in a tight band; most of our batches test above 98% pure by mass. Trace impurities like bismuth or tin appear far below regulatory limits, because we source from controlled mining operations and carry out full purification. The powder flows easily because we avoid overheating during precipitation and drying. Customers mention smooth dispersion in liquid media—no clumps, no sticky residue. That's not something you find with low-grade varieties.

    What we produce finds its biggest purpose in the battery sector. Lead-acid battery factories—domestic and global—prefer predictable reaction curves during paste production. They watch for rapid, uniform conversion in their mixer tanks. Our hydroxide never introduces uncertainty; long-term buyers say final paste densities land near target every time. In recent years, pigment producers for glass and ceramics reached out for high-dispersion grades. We fine-tuned filtration cycles, adjusted spin rates, and delivered cleaner, dustier powders. These tweaks make real differences.

    Why Purity Matters

    Purity ends up being more than a number. Working closely with battery manufacturers, we discovered even slight contamination—sulfates, chlorides, or trace metals—wrecks uniformity in battery plate fabrication. Those spots often trigger early corrosion or failure. Many reclaimed or industrial-grade Lead Hydroxide batches float contaminants into the process. We’ve seen factories lose hundreds of hours sorting out the mess. In contrast, lab tests on our powder repeatedly document less than 0.01% foreign cations. That translates straight into material reliability for anyone using the hydroxide as a precursor.

    In pigment and glass applications, soluble metals or errant silicates stain products or cause unpredictable hue shifts. The refining process we follow, which uses multiple washing and gravity settling cycles, minimizes these troublemakers. Customers send back feedback showing improvements in color stability, and glass frit clarity, once they switch to our material. No amount of technical literature substitutes for firsthand experience and raw test data over years of quality monitoring.

    Handling and Storage Realities

    Lead Hydroxide isn’t always simple to store or transport. We know moisture causes agglomeration and clumping—an everyday headache unless you prepare for it. Sealed polypropylene bags, moisture protection packets inside the drum, and climate-controlled storage keep our product crisp and pourable. In humid summers, even one slip in warehouse protocol shows up as slow-flow days for customers. We built our packaging and shipment routines with those lessons in mind.

    This powder settles quickly in suspension. Customers running slurries for manufacturing processes told us early on about the pain of clogged filters and waste build-up. Our production tweaks—like extended agitation during precipitation, followed by low-speed drying—produce finer particles that mix into water or acid more evenly. These facts seldom make glossy catalogs, but they protect the integrity of a busy factory's workflow.

    Comparing to Other Lead Compounds

    Lead chemistry has breadth: monoxide, dioxide, carbonate, and red lead. Each compound shines or fails depending on use. Lead Hydroxide delivers value through high reactivity and well-behaved physical characteristics. The reaction profiles differ. Lead monoxide kicks off more heat and gas on contact with acids—useful in some battery chemistries, but dangerous in pigment production or ceramics. Lead carbonate, prized for opacity, proves tougher to disperse and more prone to introducing insoluble residues.

    Another key difference: safe handling and conversion. Lead Hydroxide, with low dust levels and a manageable hazard profile when packaged in modern sacks, creates less airborne contamination than finely ground red lead or certain oxides. Plant workers face lower risks of dust exposure, crucial in long-term industrial health. Downstream, the hydroxide feeds directly into oxidation or precipitation steps, reducing waste and improving yields.

    From a materials science angle, hydroxide starts off neutral and can be steered in several reaction directions—oxidation, precipitation, or reduction—making it the right pivot point for diverse lead derivatives. People crafting specialty glass, stabilizers, pigments, or even x-ray shielding navigate toward the hydroxide when seeking control over final product traits.

    Supporting Responsible Use

    The world shifted its view of lead compounds in the past decades. Our team works with strict process controls. On-site filtration systems, careful collection of process water, and a closed-loop waste cycle stand between us and environmental releases. Inspection teams visit us regularly. Not simply for compliance, but to prove responsible handling at each stage. We make acid neutralization a priority, scrubbing out stray contaminants before anything leaves our plant.

    Inside customer factories, we suggest practical approaches. Dedicated storage, ventilated powder rooms, and fitted masks for workers all make up the foundation. No shortcuts. We developed detailed training materials based on incident logs from earlier years. It’s not about checking boxes—real safety emerges through honest, open transfer of experiences, mistakes and all.

    Innovations in Production

    Manufacturing Lead Hydroxide is far from static. Over the years, we faced down outages in electrical supply, wide swings in raw ore purity, and repeated shakedowns of our water treatment system. Seeking resilience, we built redundancies into our precipitation tanks and filtration lines. By switching to variable-speed agitators, tighter particle size spread arrived almost overnight. These stories of adaptation rarely show up in sales literature, but they drive steady quality improvements.

    In recent years, new demands from electronics and advanced ceramics spurred us to invest in in-line particle size analysis and automated moisture controls. The benefits landed in higher-grade products that competitors often struggle to match. Customers in high-precision industries find that every ton of hydroxide provides the same performance, batch after batch, year after year. Consistency comes not from one-off tweaks but a manufacturing culture built on noticing every detail, sharing fixes, and not hiding from mistakes.

    Listening to Industry Feedback

    Industry rarely stands still. Clients reach out with hard questions—how to hit tighter tolerances, remove obscure elements, or support new downstream chemistry. We take these as opportunities rather than headaches. Once, a glass bead producer traced sporadic blue tinting back to a single element in our wash water. That led us to overhaul tank materials and add additional filtration steps. Since then, no color problems. Pigment clients request better dewatering for faster throughput; we work side-by-side, running pilot batches until the process lands right.

    Battery engineers, always chasing efficiency, query about trace-level catalysts or doping with alloying elements. We research, sample test, and tune precipitation chemistry to suit new cell designs. It’s an unending, collaborative cycle. We remain a manufacturer as much as an advisor, bridging between technical ideas and steady outputs. That partnership sits at the core of how lead compounds keep evolving.

    Environmental and Regulatory Realities

    Lead’s reputation means regulation runs high. We learned to document every step, from ore receipt through final packing. Periodic audits go deeper than paperwork—they bring new ideas for solvent management, energy use, and pollution control. Our waste streams undergo treatment in two separate lines to block both dissolved and particulate phases. Anything pushed into municipal drains arrives as inert, tested residue.

    Efforts from regulatory agencies push us toward more efficient water re-use, air scrubbers, and rapid accountability. In some years, investments feel steep; in hindsight, they only strengthen our brand. Local environmental agencies occasionally highlight our facility when setting benchmarks. Those moments of third-party recognition vindicate the daily hustle around the plant—more than automated systems, it’s vigilant crews and open books that rise above “safe enough” into best-in-class practice.

    Looking Ahead: Meeting Changing Demands

    Manufacturing never happens in a vacuum. In the past five years, a growing segment of our business turned toward advanced battery technology, specialty coatings, and unique glasswork requiring even tighter control. Rare earths, heavy metal substitutes, and eco-friendly stabilizer chemistry all affect the way people use our Lead Hydroxide. We commit ongoing capital to plant upgrades, aiming for sub-micron particle control, smarter packaging, and emission-free operation.

    In partnership with universities and research labs, we fund work on lower-toxicity processing. Lead chemistry will never be trivial, but modern techniques minimize exposure risks and grow potential uses far beyond yesterday’s boundaries. We write these changes directly into our plant workflow—batch records, hands-on training, and after-action reviews ensure practical, not theoretical, results.

    Summary

    Lead Hydroxide, as produced at our facility, stands out for purity, practical reliability, and hands-on technical support. Decades of refinement mean each drum, sack, or bulk tote receives the same careful attention. Downstream users—from longtime battery shops to cutting-edge glasswork labs—draw on those strengths to push their fields ahead. We welcome challenge, feedback, and innovation, knowing that real progress comes from one improvement at a time, and never from standing still.

    Nobody understands the full story from spec sheets alone. Our experience teaches that quality comes from paying close attention to detail, responding to real users, and investing in safer, cleaner processes at every step. These principles guide us, ensuring that Lead Hydroxide serves as a reliable cornerstone for those who depend on it.