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

    • Product Name Cadmium Sulfate
    • Alias Sulfuric acid, cadmium salt
    • Einecs 233-331-6
    • 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
    VTB
    Specifications

    HS Code

    902275

    Chemical Name Cadmium Sulfate
    Chemical Formula CdSO4
    Molar Mass 208.47 g/mol
    Cas Number 10124-36-4
    Appearance White crystalline solid
    Solubility In Water Soluble
    Density 4.691 g/cm³
    Odor Odorless
    Ph 1 Solution 4.5-6.0
    Refractive Index 1.64
    Hazard Class Toxic
    Un Number 2570
    Ec Number 233-331-6

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

    Packing & Storage
    Packing White, opaque plastic bottle labeled "Cadmium Sulfate, 500g." Features hazard symbols, safety instructions, and tightly sealed screw cap for secure storage.
    Shipping Cadmium Sulfate must be shipped as a hazardous material, in compliant, leak-proof, and clearly labeled containers with appropriate UN identification (UN 2570). It should be handled with care, avoiding exposure, and transported following local, national, and international regulations regarding toxic and environmentally hazardous substances. Proper documentation is required.
    Storage Cadmium sulfate should be stored in a cool, dry, well-ventilated area away from incompatible substances such as strong acids and bases. Keep the container tightly closed and clearly labeled. Store in a corrosion-resistant container to avoid degradation. Protect from moisture and prevent release into the environment. Access should be restricted to trained personnel, and proper safety measures must be in place.
    Application of Cadmium Sulfate

    Applications of Cadmium Sulfate in Industrial Manufacturing

    Cadmium sulfate serves as a critical raw material across several specialized industrial segments. As a direct producer, we deliver this compound to strictly regulated downstream sectors where detailed specification and process control are paramount for product quality and compliance.

    1. Electroplating for Corrosion-Resistant Coatings

    Electroplating operations use cadmium sulfate in bath formulations to deposit metallic cadmium onto steel and non-ferrous substrates, offering enhanced corrosion resistance, especially for aerospace and marine hardware. Operators maintain specific solution chemistries and temperature controls to achieve uniform, adherent coatings that comply with demanding industrial standards. Our material supports precise cathodic efficiency and allows tight plating thickness control, optimized for critical component assembly and finishing.

    Industry compliance standards

    • ASTM B766 (Standard Specification for Electro-Deposited Coatings of Cadmium)
    • SAE AMS-QQ-P-416 (Plating, Cadmium)
    • REACH Annex XVII (Substances subject to restrictions)
    • RoHS Directive exemptions relevant to aerospace and military use

    Typical usage ratio

    • 20–60 g/L bath concentration, adjusted based on desired deposition rate and coating thickness (typically 5–15 μm)

    Downstream process integration

    • Added to plating tanks following initial bath make-up and routinely monitored for replenishment during production shifts
    • Used in conjunction with brighteners, grain refiners, and other bath additives fitted to component geometry and throughput

    Final product types

    • Aerospace fasteners and fittings
    • Electrical connectors for harsh environments
    • Marine equipment and components
    • Industrial instrument housings

    2. Nickel-Cadmium Rechargeable Battery Manufacturing

    This compound is employed in electrode preparation for nickel-cadmium (NiCd) battery cells. Production lines convert it to cadmium hydroxide via controlled precipitation, followed by integration into negative electrode pastes or pressed plates. The purity of input greatly affects plate efficiency, cycle life, and charge recovery under variable load cycles, critical for emergency power, aviation, and precision instrumentation battery units.

    Industry compliance standards

    • IEC 61951-1 (Secondary cells and batteries containing alkaline or other non-acid electrolytes — Nickel-cadmium)
    • UL 2054 (Household and Commercial Batteries)
    • UN 38.3 (Transport of Dangerous Goods—Batteries)
    • OECD Decision C(2001)107, Control of Transboundary Movements of Spent Lead-Acid Batteries

    Typical usage ratio

    • Electrode paste contains 99–99.5% active cadmium material, derived directly by batch conversion; concentration optimized by slurry consistency and plate loading (typically 10–40 kg/1000 cells)

    Downstream process integration

    • Precipitated as hydroxide before mixing with conductors and binders
    • Pasted, pressed, or sintered into negative plate substrates prior to cell assembly and formation cycling

    Final product types

    • Nickel-cadmium cylindrical, prismatic, and button cells
    • Rechargeable battery packs for emergency backup and professional equipment
    • Starter batteries for aircraft and railway rolling stock
    • Industrial remote energy storage modules

    3. Pigment Manufacturing for High-Durability Plastics and Ceramics

    Industrial pigment producers use cadmium compounds to synthesize vibrant, lightfast reds, oranges, and yellows. The sulfate form dissolves efficiently in pigment batch reactors before co-precipitation with selenium or sulfur compounds. Strict control over input quality and process yields pigments that meet both colorimetric and migration regulations, ensuring suitability for demanding plastic resins and architectural ceramics under prolonged UV or thermal cycling.

    Industry compliance standards

    • EN 71-3 (Safety of toys — Migration of certain elements)
    • ISO 9001:2015 (Quality management systems for chemical processing)
    • REACH Annex XVII (Cadmium restrictions in plastics, ceramics, paints)
    • DIN 55944 (Pigments and Extenders)

    Typical usage ratio

    • 1–2% by weight in plastic masterbatches; ceramic glaze formulations use 0.1–0.5% pigment content post-calcination, with actual cadmium input dependent on shade intensity requirements

    Downstream process integration

    • Dissolved in aqueous or solvent-based media before reacting with selenium/sulfur sources
    • Filtered, washed, and calcined prior to incorporation into colorant masterbatches or directly dispersed in glaze slurries

    Final product types

    • Engineering plastic parts requiring weather-resistant coloration
    • Decorative and technical ceramics for tiles and sanitaryware
    • High-visibility safety plastics and molded signage
    • Architectural ceramic glazes and colored frits

    4. Catalyst Preparation for Petrochemical and Organic Synthesis

    Cadmium-based catalysts employ sulfate as a precursor during catalyst matrix fabrication for selected organic syntheses and petroleum refining steps. Controlled calcination and impregnation techniques incorporate precise cadmium loadings onto carrier substrates such as alumina or silica. The resulting catalysts maximize selectivity in hydrogenation, coupling, or polymerization reactions, with all handling and formulation performed under restricted ventilation and specialized containment to protect worker safety and environmental compliance.

    Industry compliance standards

    • ISO 14001 (Environmental Management)
    • OSHA Standard 29 CFR 1910.1027 (Cadmium exposure in catalyst manufacturing)
    • REACH Title VIII: Authorization and restriction of use for specific catalyst applications
    • Process-specific internal QC protocols for catalyst batch traceability

    Typical usage ratio

    • 0.5–5% cadmium content by total catalyst weight; variation based on target activity and process throughput, finely tuned per reactor design

    Downstream process integration

    • Impregnated onto carrier substrates via wet or dry methods, then calcined under controlled conditions
    • Formulated into fixed bed, slurry, or fluidized catalyst systems incorporating other promoters as required

    Final product types

    • Hydrogenation and coupling catalysts for fine chemical synthesis
    • Refining catalysts for specialty fuels
    • Olefin polymerization aids in advanced resin manufacturing
    • Selective reduction catalysts for organic intermediates
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    Certification & Compliance
    More Introduction

    Cadmium Sulfate: Industry Reliability Straight from Our Line

    Purity You Can Track, Performance You Can See

    Years on the plant floor show the difference made by a consistent source of Cadmium Sulfate. In our facility, we manufacture Cadmium Sulfate with a focus on dependable performance, where every batch leaves our reactors after rigorous quality checks. Customers measuring surface-treatment quality, pigment strength, or plating bath conductivity come back because they know the Cadmium Sulfate runs the same this week as it did last year. Our main model, with purity above 99.5 percent by weight, fits the needs of precision electroplating and laboratory research. Each lot matches its certificate, with iron, nickel, and copper held at trace levels to avoid side reactions during salt bath operations.

    We choose high-grade cadmium to cut problems at the source—no patch fixes later. Our salt remains free-flowing and bright white, never clumpy, because moisture and heavy metal contaminants sit out in every test. As operators ourselves, we understand how surprises in the drum can disrupt production, so our process includes extra filtration and drying steps to cut down on insolubles and ensure no grit finds its way into your systems.

    Clear Cut Choices in Process Solutions

    Cadmium Sulfate can look similar from one supplier to another, but user experience quickly separates the batches that work from those that cost time and headaches. In the battery industry, small shifts in impurity levels show up as longer charging times or swollen cells. For pigment makers, off-spec salt leads to muddy hues and clumps in end formulations. Electroplaters need smooth, even deposits without pits, which comes down to excluding trace elements and keeping crystalline size consistent.

    Over the years, we have heard from customers burned by clouded solutions or erratic deposit thickness. Our tight control over particle size—not just overall purity—reduces haze in solutions and gives plating baths a longer usable life. By regulating drying temperature and humidity, we turn out crystals that dissolve fast and don’t leave sediment. Where some Cadmium Sulfate products show faint yellowing or brown flecks, ours comes clean and stays stable in sealed packaging, with no unexplained color drifting after shipping or storage.

    Built for Electroplating: Our Daily Test

    The majority of our Cadmium Sulfate heads toward the surface finishing sector. Platers trust its high solubility and chemical stability when preparing baths for machinery parts, fasteners, and aerospace fittings needing strong corrosion resistance. Our own in-house plating lab puts each batch through a full passivation cycle, tracking deposit brightness, grain structure under the microscope, and post-plating adhesion in salt fog tests. You don’t need to worry about pitting, dullness, or excess foaming when adding our material to your standard bath recipes.

    Consistency defines the experience: a batch that starts clear and ends clear after days in solution. Industry colleagues know when Cadmium Sulfate comes off one of our lines, nobody finds unexpected sludge at the bottom of their tanks or color oddities after parts are pulled and rinsed. This happens because our production and packing crews invest in detailed moisture controls and double-check sieve analysis, using hands-on process know-how built up across hundreds of batches each year.

    Battery Applications: Stable Performance Over the Long Run

    Cadmium Sulfate belongs in the lead-acid battery sector partly due to its predictable reactivity. With high-purity salt, cell fabrication goes smoothly, and the resulting batteries hold steady discharge characteristics over extended cycles. We work closely with battery manufacturers testing for electrolyte compatibility and monitoring how trace metals might influence shelf life. Small impurities or inconsistent hydration lead to soft shorts or capacity dips, so every shipment from our plant hits the high marks for those parameters—confirmed with both in-house labs and external third-party checks.

    For nickel-cadmium and silver-cadmium battery lines, our product’s tight granular control and maintained pH eliminate growth of side crystals or metallic cadmium during cycling. Technicians running pilot lines can rely on predictable blending and no off-ratios, whether making button cells or packs for industrial electronics. Downstream partners often stick with our Sulfate after switching from basic commodity grades, crediting less cell-to-cell variability and lower scrap rates.

    Pigments, Stabilisers and Ceramics: Clarity in Every Batch

    Ceramic and pigment sectors reach for Cadmium Sulfate because it imparts rich, reliable color when processed with selenium or sulfoselenide agents. Our model’s absence of metal ion contaminants keeps pigment milling free from unexpected grayness or dulling, especially critical in artists’ graphite and specialty glassware. Our product’s clean crystal shape proves important not only in initial mixing, but throughout multi-stage calcination or milling steps, minimising foaming or caking in heated vessels.

    PVC stabiliser formulators look to our Cadmium Sulfate’s reactivity to protect their compounds against heat aging and photo-degradation. Since many processes demand exact metering, free-flowing, dust-minimized powder helps prevent waste and protects workers handling the raw material. The careful steps we designed in our finishing area add value for these teams: custom particle sizing, anti-static fine-tuning, and double-layer sealed packaging stop losses before they start. We also offer a fine crystalline variant, supporting customers in ink and pigment lines needing rapid dissolution.

    Why Purity and Consistency Trump Lowest Cost

    On the surface, Cadmium Sulfate might look like a commodity, but experience shows that underestimating purity’s importance can mean ruined runs. In the past, we ran side-by-side plating comparisons with off-market imports. Those skipping the trouble of advanced refinement ended up with extra washouts and frequent filter changes, eating up the savings from the lower sticker price. A few milligrams per kilogram of iron or nickel jump out on product inspection reports; more than that, and they begin catalyzing tint changes or defects in finished goods.

    Maintaining consistency costs money and time at the plant. By holding every lot to internal reference standards—and rejecting anything lagging behind—we help downstream users avoid last-minute adjustments to their process chemistry. Our plant maintains strict logs and tracks changes to feedstock sources, running repeat checks on pH and moisture to catch process drift early. Customers often tell us that their complaint drop rate and downtime falls off markedly after switching to us. They also spend less on maintenance, since they do not have to scrub baths or replace plugging filters as often.

    The Edge Of Direct Manufacturing

    Unlike traders or brokers who relay inventory from many sources, we control production from start to finish. This matters for traceability, and it matters for turnaround. In the plating and battery sectors, lead times slip when shipment origin gets murky or documentation lags behind. As manufacturers, we issue full batch documentation, and can run custom analyses for repeat buyers. Decisions about process tweaks—such as shifting from granular to powder, or adjusting the drying curves—happen on the same site where the material gets packed. This speed helps customers scale up or troubleshoot urgent issues.

    Our engineering and laboratory teams work side by side, monitoring not just spec sheet numbers, but real-world results from actual customer lines. Changes in the input cadmium or washing procedures can show up as subtle surface film changes in finished goods. Our plant leadership meets daily to review test data and evaluate each batch’s fit for purpose—not just for the coming delivery, but for customer satisfaction that outlasts a single order.

    Applications Beyond the Obvious: Research and Environmental Uses

    Cadmium Sulfate isn’t locked into just plating and battery jobs. University research labs and specialty glass makers come to us for lots that meet precise contaminant profiles. Medical isotope production and groundwater contaminant analysis often require ultra-pure grades, and our technical group works with scientists to hit lower detection limits for trace elements. Some clients order just a few kilograms at a time, but expect the same documentation detail and personal support as our biggest surface treatment customers.

    In environmental studies screening for heavy metal transport, direct knowledge of the product’s full composition helps avoid measurement errors. By limiting introduction of interfering metals and delivering supporting purity certificates, we support detailed analytical procedures. We respond quickly to requests for atypical lot sizes or specific purity grades for experimental trials. Our QA team logs special requests, and production adapts batches to keep up with changing scientific demands.

    What Sets Our Cadmium Sulfate Apart

    We stand behind the practicality of our product for everyday industrial runs. Each batch comes through human eyes, with process chemists who know what each line of the test sheet means in production. Unlike intermediaries chasing the lowest-cost input, our practice focuses on reliability. Visual checks flag even slight discoloration; hands-on sampling exposes changes in flowability before packing. Every drum gets a final inspection—bottom, top, and sides. Our quality heads document even minor process shifts, sharing this understanding both with customers and internally, aiming for the sort of trust long partnerships rely on.

    It’s common to see fluctuations in locally available grades, especially where shipment routes pass through many hands. By staying active in the factory and communicating directly with end-users, we shorten both technical and supply chains. Adjustments to granulation or packaging get handled before materials ever leave the site, cutting down on the surprise issues that slow a batch’s smooth integration into plating, pigment, or battery workflows.

    Direct Feedback: Turning Experience into Improvement

    In our shop, customer reports don’t go into a file—they prompt immediate checks. If a plating line sees spotty deposits, we investigate upstream batches and run fast-track impurity screens. In the pigment sector, even small clumping flags mean investigation into possible storage or transport issues. Our R&D teams carry out regular joint plant-customer meetings, putting production engineers side by side with end users to solve process optimization, dusting, or solubility concerns in real time.

    Ongoing improvement means learning not just from our own results, but from feedback shared with humility and attention. We let plant users tell us about real-life bottlenecks and factor those pain points directly into process adjustment. If someone flags a moisture problem after months in storage, our logistics team tests adjustments to anti-caking and packaging immediately rather than waiting for multiple reports. Open communication means improvements roll out with each season.

    Packaging, Storage, and Delivery: Supporting Process Ease

    Cadmium Sulfate leaves our site in DRUM, BAG, or customized sealed containers chosen to fit where and how the customer runs their operation. Air and moisture barriers, double-layer linings, and clear lot identification cut down on product loss and handling risks. The packaging team routinely reviews and updates materials to deal with seasonal humidity, shipping distance, and containment requirements. For customers with tight end-of-line feed systems, we supply tailored granule sizes and easy-open closures, streamlining downstream dosing or loading.

    Many of our clients benefited from guidance on optimal storage. We advise setups that balance airflow, darkness, and moisture management, lowering clumping risk over extended periods. Our technical support doesn’t end with shipping; we offer standing advice on batch handling, safe transfer, and waste management, aiming to keep the product performing at its best all the way through to its final application.

    Long-Term Buyers: Relationships Built on Consistency

    Industrial buyers working with us for years shape our approach—feedback on runtime, bath longevity, pigment performance, and scrap levels guides the way we invest in process upgrades or new purity monitoring. Real results from real lines matter more than just lab numbers, and many of our improvements come directly from partnership with end users seeing Cadmium Sulfate in varied conditions. Repeat orders get priority, and our order management system tracks needs in advance, ensuring just-in-time delivery for plating, ceramics, or electrochemical production lines.

    Buyers tackling new projects—whether restoring aerospace machinery, launching new pigment blends, or building energy storage pilot lines—work directly with our application chemists. Past experiences guide recommendations for purity, particle sizing, and even compatible bath additive ratios based on experience, not just tables or literature. This approach turns specification work from a paperwork task into a source of meaningful process gains and lower rates of reject, downtime, or rework.

    Our Promise: Cadmium Sulfate That Holds Up in Real Conditions

    We view Cadmium Sulfate not as a commodity, but as a backbone chemical whose impact lasts well after it leaves the warehouse. Plant teams busy with scheduling, inventory, or troubleshooting need less worry about defect rates and chemical rework. By anchoring our process in close oversight, clear communication, and willingness to act on feedback, we ensure that Cadmium Sulfate lands on your line ready to deliver. Facing ever-higher expectations on traceability and compliance, we refine our production to keep customers ready for audits and changing technical demands.

    Direct manufacturing pulls us closer to what customers experience, and sharpens our understanding of the practical stakes involved. Every batch represents a commitment to usable, predictable performance, with support from a team as invested in real outcomes as our end users. Our Cadmium Sulfate reflects not only process know-how, but thousands of hours in the lab and on plant floors solving today’s demands and preparing for tomorrow’s. Customers looking for salt that arrives ready for action, supported with honesty and practical advice, trust our plant’s output year after year.