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HS Code |
735289 |
| Chemical Name | Cobaltous Nitrate Hexahydrate |
| Chemical Formula | Co(NO3)2·6H2O |
| Molar Mass | 291.03 g/mol |
| Appearance | Red to pink crystalline solid |
| Solubility In Water | Highly soluble |
| Melting Point | 55°C (decomposes) |
| Density | 1.88 g/cm³ |
| Cas Number | 10026-22-9 |
| Odor | Odorless |
| Ph Of 1 Solution | 4.0 - 5.0 |
| Magnetic Property | Paramagnetic |
| Main Hazard | Oxidizing and toxic |
As an accredited Cobaltous Nitrate Hexahydrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Cobaltous Nitrate Hexahydrate, 500g, is packaged in a sealed, amber glass bottle with a secure cap and hazard labeling. |
| Shipping | Cobaltous Nitrate Hexahydrate should be shipped in tightly sealed containers, protected from moisture and incompatible substances. It is classified as a hazardous substance and must be transported according to regulations for toxic and oxidizing materials, typically under UN number 1477. Proper labeling and documentation are required during shipping to ensure safe handling. |
| Storage | Cobaltous Nitrate Hexahydrate should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. Keep away from heat, moisture, and incompatible substances such as reducing agents and organic materials. Store separately from food and combustible materials. Ensure proper labeling and access to safety data sheets, and use secondary containment to prevent environmental release in case of spills. |
Applications of Cobaltous Nitrate Hexahydrate in Industrial ManufacturingCobaltous Nitrate Hexahydrate serves as a critical intermediate in multiple downstream sectors requiring controlled cobalt input for advanced material production. As a direct manufacturer, our integration capability supports consistent quality for specialty applications governed by strict regulatory frameworks. 1. Lithium-ion Battery Cathode PrecursorsCobaltous nitrate hexahydrate acts as a soluble cobalt source in the wet-chemical synthesis of cathode precursors, such as lithium cobalt oxide (LiCoO2) and nickel-cobalt-manganese (NCM) and nickel-cobalt-aluminum (NCA) compounds. Battery producers dissolve the material and react it with lithium carbonate, nickel, and manganese salts under controlled pH and temperature to obtain homogeneous precursors with precise cobalt content. Accurate cobalt nitrate concentration allows tuning of the cathode stoichiometry, directly impacting battery charge capacity and stability. Manufacturers rely on defined purity and lot-to-lot consistency to meet stringent automotive and electronics sector specifications. Industry compliance standards
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2. Ceramic and Porcelain Pigment FormulationsThis material provides a cobalt source for blue, green, and black pigment preparation used in coloring ceramics and high-performance porcelain glazes. Formulators blend cobaltous nitrate solutions with alumina, silica, or spinel-forming agents before calcining at elevated temperatures to generate intense, stable pigments with excellent dispersibility. Accurate dosing influences color uniformity, opacity, and high-temperature resistance, essential for sanitary ware, fine china, and industrial tiles. Industry compliance standards
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3. Catalysts for Petrochemical and Synthesis ApplicationsOur cobaltous nitrate is a catalyst precursor in the manufacture of Fischer-Tropsch and hydrodesulfurization (HDS) catalysts. Cobalt salts impregnate alumina, silica, or titania supports, followed by controlled drying and calcination to create highly dispersed cobalt oxide species. In HDS, these catalytic systems remove sulfur from petroleum fractions; in Fischer-Tropsch synthesis, they facilitate hydrocarbon production from syngas. Process consistency and impurity control ensure reliable catalyst activity, enabling efficient large-scale hydrocarbon processing. Industry compliance standards
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4. Glass Coloring for Specialty Glass ManufacturingManufacturers incorporate cobaltous nitrate into molten glass formulations to impart deep blue hues in borosilicate, soda-lime, and lead crystal glass. The controlled addition of cobalt at the batch stage enables precise tuning of the final color shade and optical properties. The uniform solubility in glass melts prevents streaking or undissolved solids, supporting high standards for beverage, laboratory, and decorative glassware where transparency and color fastness are critical. Industry compliance standards
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5. Surface Treatment and Metal FinishingIn electroplating and passivation processes, cobaltous nitrate serves as a controlled additive during cyanide-free zinc-cobalt plating and as a post-treatment in conversion coating. The material functions to enhance deposit evenness, corrosion resistance, and aesthetic properties in parts exposed to demanding environments. Strict quality and trace metals control are essential, as variations affect deposit brightness and coating adhesion, particularly for automotive fasteners and electronic connectors. Industry compliance standards
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6. Analytical Reagent PreparationLaboratory supply manufacturers use cobaltous nitrate to formulate reagents applied in spectrophotometric and complexometric analytical methods. Calibration and reference solutions rely on accurate cobalt content, which is critical for trace metal analysis in mining, environmental, and quality control laboratories. Low content of contaminant metal ions supports precise measurement and efficiency in sample processing workflows. Industry compliance standards
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Not every day does a material stand out in the lab or the production floor for both its sheer dependence by researchers and its necessary care in handling. As chemical manufacturers with decades in cobalt compounds, we’ve witnessed first-hand how Cobaltous Nitrate Hexahydrate transforms processes. Our facility doesn’t cut corners. From raw selection through purification to packaging, every stage keeps the end user in mind—whether your work touches catalysis, pigments, or specialty chemistry.
Over the years, our engineers refined synthesis and crystallization methods of Cobaltous Nitrate Hexahydrate, shifting from standard batch precipitation toward more controlled temperature-gradient techniques. We rely on solutions that minimize impurities, favoring high-purity cobalt raw material because trace contaminants raise headaches during downstream applications. The typical model we produce offers consistent blue crystalline material with a cobalt content near the theoretical expectation—often at or above 98 percent purity on a metals basis. This standard supports smooth reactions, giving researchers and industrial users reliable performance, minimal lot-to-lot variance, and clear auditability.
We steer clear of the shortcuts seen in lower-tier imports. Moisture load remains a key metric in every lot we inspect. If water content creeps above six parts per molecule, or crystalline structure shows signs of partial dehydration or yellowing, we take those lots off the table. Full traceability accompanies every drum or bottle, and every batch retains test samples far beyond the shelf life. Markets change, regulatory demands tighten, but we treat every kilogram with the same care as one destined for aerospace-grade work.
Cobaltous Nitrate Hexahydrate tends to act as a benchmark for labs seeking dependable results. Each shipment undergoes atomic absorption spectrometry for cobalt, nitrate titration, gravimetric water-of-crystallization checks, and ICP-OES for metals screening. We do not deploy non-representative spot checks; every major lot, before release, gets a full spectrum of verification. Our specification typically mandates visual confirmation of the deep pink to red crystalline appearance, clear solubility in water, and the absence of dust-like off-colors.
By offering detailed certificates of analysis, we cater to the needs of QA managers in industries ranging from ceramics to chemical syntheses where trace elements can derail entire campaigns. Special requests often come from university consortiums who require certain trace element thresholds below one part per million. Our staff collaborates with clients facing bottlenecks, ensuring we adapt not only quantities but packaging forms—translating research demands into practical solutions that respect tight project budgets.
Field conversations shape much of our product development. We routinely meet with users who tell us about challenges in high-precision catalysis, glass coloring, and battery precursor fabrication. Magnesium alloy dopers, for instance, appreciate the reproducibility of our Cobaltous Nitrate Hexahydrate, as less-stable versions from other suppliers can lead to unpredictable outcomes in alloy color and corrosion resistance.
Ceramics industries have requirements that sound straightforward—imparting deep, true colors to glass or porcelain. The wrong cobalt product might fade during firing or react with kiln emissions, changing tint and costing hours of remedial blending work. Technicians from pigment plants relay issues with other forms of cobalt nitrate sourced internationally, which often clog feed systems due to clumpy, partially hydrated powder. Our material, stored and shipped in controlled environments, pours freely and maintains its structure from first application to last.
In academic circles, colleagues working with layered double hydroxide synthesis have pointed to our product’s predictable solubility profile and absence of metallic dust. This factor matters as they push the limits of solid-state battery technology. Success for them hinges on how raw materials behave, and our internal focus on batch homogeneity means trial runs don’t go to waste.
It’s common to encounter seemingly similar cobalt nitrate products in the marketplace. Names overlap, packaging looks comparable, yet the differences become clear under scrutiny. Many sources offer cobaltous nitrate, but the degree of hydration, micro-contaminant profile, and even crystal habit affect how the compound handles in everyday work. We’ve tested batches from several global suppliers out of sheer curiosity. Some leave syringe filters clogged due to insoluble residue. Some batches degrade quickly to greenish hues—evidence of partial oxidation or microbial contamination.
Users needing reproducible color in glaze applications or requiring consistent nitrate release for catalyst supports find those problems unacceptable. Our routine inspection programs eliminate such surprises. All raw cobalt undergoes triple-filtration through fine mesh, extending equipment lifespan at the customer end and cutting downtime. Handling loss and clean-out time drop, which translates into smoother budgets for plant managers.
We know the hazards, both from dust inhalation and from nitrate’s oxidizing properties. Years in chemical manufacturing bring insight into not just what regulations demand, but what on-the-ground safety looks like for real teams. We design our containers with easy reseal features, minimizing exposure—and go beyond regulatory material safety data, delivering institutional memory on accident prevention, spillage response, and storage best practices.
Customers often ask for guidance on storing cobaltous nitrate hexahydrate in humid regions, or about the shelf life when doubling as a lab reference standard. Our warehouse protocols came from years of dealing with tropical and temperate environments, so we maintain stocks in temperature- and humidity-stabilized rooms. Degradation risks drop and insurance claims stay at baseline.
Many of the most demanding sectors we serve—nuclear medicine, pharmaceuticals, radiolabeling—bring a level of scrutiny not found in commodity markets. Each drum ships with full batch traceability. We track precursor lots, internal batch numbers, and shelf lives, so compliance audits progress with fewer headaches. Regulatory positions on cobalt compounds shift with advances in toxicology—meaning we must always look ahead to coming restrictions or changes. Our staff sits on industry standard committees and regulatory panels, translating the latest guidance on worker exposure, emissions, and cross-contamination into practical action at both the factory and user level.
Recently, clients in battery and electronics reported changing import controls and new hazard labeling requirements for transport. We revised labels, updated document bundles, and established staggered delivery protocols to avoid client-side warehousing delay penalties. This degree of customization doesn’t come from a distribution partner several steps removed from real production; it comes from hands-on experience, shaped daily by customer feedback.
The path to better materials rarely runs smooth; trial batches occasionally throw curveballs, and manufacturing teams sometimes need to overhaul entire unit operations. We experiment with new crystallization reactors and drying protocols, submitting outlier batches for months-long stability tests. Customer quality assurance labs have caught rare inclusions, alerting us to supply source variances. We redirected sourcing partners, reworked laboratory filters, and doubled post-drying screens to avert future problems.
Long-standing partnerships with pigment producers and advanced battery researchers allow us to field-test innovations in real production environments. Direct field trials lead to adjustments—say, narrowing particle size distributions or adjusting anti-caking measures—that produce measurable improvements down the chain. We don’t just respond to problems; our technical staff pushes incremental innovation driving broader product reliability, year over year.
Running a manufacturing line for cobalt salts means walking a line between cost discipline, environmental obligations, and stable output. Our procurement contracts source recycled cobalt streams wherever possible, and our internal effluent controls meet rising standards for nitrate discharge. We retained consultants to improve recycling of rinse water and spent process solutions, and we pass those efficiencies as cost savings.
Our whole plant design includes closed-system storage for volatile or hygroscopic substances, and our shipping methods use containers designed to minimize breakage and secondary packaging waste. Working at scale forced us to invest in automated filling lines, allowing for precise metrics and reducing worker exposure to dust or spills.
Tightening environmental compliance means regular reporting, unannounced inspections, and near-daily dialogue with local authorities. We don’t view this as a burden; regulatory relationships build trust the same way customer relationships do. Project managers from client companies visit our facility, not just for audits, but to learn how we balance throughput with conservation efforts. We share resources—from chemical hygiene plans to spill response tactics—empowering clients to improve their own sites.
Chemical manufacturing never works in a vacuum. Over the years, our team has built lines of communication with engineers, researchers, safety professionals, and purchasing departments across dozens of countries. Discussions range from optimizing current workflows to looking ahead at next-generation cobalt products—materials with lower impurity thresholds, higher flow characteristics, and new forms such as beads or coated granules.
Each collaboration brings its own technical and commercial nuance, shaping our day-to-day work. Requests arrive for larger, less frequent shipments with precise lot control, or for specific analytical documentation not widely available in other regions. We take these seriously and adapt so users can stay focused on their core innovation, rather than chasing down supplier clarifications.
Cobalt chemicals come in many forms: carbonates, oxides, acetates, and sulfates—a list familiar to anyone who’s spent years in inorganic synthesis or pigment production. Each brings different handling quirks, storage stabilities, and downstream reactivities. Cobaltous Nitrate Hexahydrate’s distinguishing edge lies in its fast water solubility and ease of metered dosing. Users dealing with alternative cobalt sources like carbonate or oxide often face multi-hour dissolution requirements and need robust agitated mixing. Nitrate form all but dissolves immediately, even at room temperatures, saving time and reducing waste.
Sulfate or chloride forms introduce anion contamination risk, particularly where sensitivity toward halide or sulfate ions matters—like electronics or specialized catalyst markets. Nitrate leaves only the nitrate ion behind, which many processes already include or can easily tolerate. We’ve witnessed customers cut cycle times by switching to our Cobaltous Nitrate Hexahydrate, as the stepwise preparation drops from a day to an hour, and color development for ceramic glazing runs consistently from batch to batch.
Trace metal context also sets Cobaltous Nitrate Hexahydrate apart. Substitute suppliers often aim to match nominal content but skip advanced contaminant screening, resulting in cobalt batches with unwanted iron, nickel, or copper—deviating from process needs. Our internal practice remains stringent, screening incoming cobalt feedstock rigorously and rejecting material that deviates outside agreed thresholds. Users exposed to surprise fluctuations quickly learn the difference quality makes, especially in demanding or closed-loop recycling applications.
Unlike generalized trading houses, our client relationships involve real troubleshooting, not scripted help-desk responses. Anomalous crystallization? We examine storage histories or recommend in-house modifications—tightening seals, introducing desiccant packs, or suggesting weekly visual checks, based on what we’ve seen work. Instances where humidity in shipping containers caused rare caking incidents led to extra wrapping layers, simple but effective.
Batch-to-batch color shift in ultra-precise pigment operations prompted us to introduce dual-wavelength colorimetry controls, and we have loaned specialized analytical kits to customers under deadline. Our after-sales support includes technician visits and training, not just document packs. Field feedback returns directly to QA and process teams, closing the loop on continuous improvement: new test procedures, upgraded raw qualification screenings, and improvements in packaging ergonomics.
Longevity in chemical manufacture breeds benefits you can’t fake or substitute. Our longest-serving plant managers recall shifts in global cobalt sourcing, swings in regulatory outlook, and volatile downstream demand. We archive past QA reports, lessons from process improvements, and even field complaints, using this institutional memory to steer clear of past pitfalls. Staff mentors pass down tips not yet codified in operating procedure manuals—a habit that bridges generational experience.
It’s common for newer team members to shadow those with more exposure to product idiosyncrasies—subtle color variations or seasonal behavior in hygroscopicity—especially given how downstream operations often operate 24/7 and can’t afford mistakes during off-hours. These habits translate into greater confidence, fewer customer disruptions, and shared pride when new product lines emerge more robust than before.
The chemical industry rarely stays still. We track shifting regulatory requirements on cobalt sourcing, REACH compliance, and shipping logistics, sharing those updates with our clients and altering internal procedures accordingly. Recent conversations with customers involved anticipated limits on certain heavy metal contents, and we adapted sourcing and testing protocols months ahead of the expected regulatory cliff.
Our investment in automation goes beyond production: enterprise systems capture lot movement, testing documentation, and customer audit trails, all accessible to users and regulatory bodies. As battery technology, powder metallurgy, and renewable energy shift global demand for cobalt, our focus remains clear—to prepare not only for today’s needs, but for what will follow as new applications of Cobaltous Nitrate Hexahydrate develop.
Experience counts—more than technical sheets or glossy brochures. Every kilogram of Cobaltous Nitrate Hexahydrate we ship reflects hard-earned lessons, close-knit partnerships, regulatory vigilance, and a commitment to real-world performance. Our doors remain open to feedback from field chemists, plant engineers, purchasing teams, and industry consortia. We take pride in meeting the direct needs of those who put this compound to work, with a practical focus on consistency, traceability, and reliable support.