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Sodium Ethylxanthogenate

    • Product Name Sodium Ethylxanthogenate
    • Alias SEX
    • Einecs 238-036-2
    • 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

    943147

    Chemical Name Sodium Ethylxanthogenate
    Chemical Formula C3H5NaOS2
    Molecular Weight 144.19 g/mol
    Appearance Yellow powder or flakes
    Solubility In Water Soluble
    Melting Point Decomposes before melting
    Density Approximately 1.3 g/cm³
    Cas Number 140-90-9
    Odor Unpleasant, similar to mercaptan
    Storage Conditions Cool, dry, well-ventilated area
    Main Uses Flotation agent in mining industry

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

    Packing & Storage
    Packing Sodium Ethylxanthogenate is packaged in a 25 kg net weight woven plastic drum with a secure inner polyethylene liner for safety.
    Shipping Sodium Ethylxanthogenate should be shipped in tightly sealed, labeled containers, protected from moisture and incompatible materials, such as acids and oxidizers. Store and transport in a cool, dry, well-ventilated area. Comply with relevant hazardous material regulations, and handle with appropriate personal protective equipment. Avoid direct contact and inhalation.
    Storage Sodium Ethylxanthogenate should be stored in a cool, dry, and well-ventilated area, away from heat, moisture, and incompatible substances such as acids and oxidizers. It must be kept in tightly closed containers, clearly labeled, and protected from physical damage. Proper storage prevents decomposition and hazardous fume release, ensuring both safety and chemical stability.
    Application of Sodium Ethylxanthogenate

    Applications of Sodium Ethylxanthogenate in Industrial Manufacturing

    Sodium Ethylxanthogenate is widely applied in targeted processes across the mining, chemical synthesis, and polymer industries. Below we highlight specialized downstream use cases, compliance frameworks, integration points, usage benchmarks, and specific end products derived from its application by industrial manufacturers.

    1. Sulfide Ore Flotation in Non-Ferrous Metal Mining

    Sodium Ethylxanthogenate serves as a high-performance collector in the flotation of copper, lead, and zinc sulfide ores. Mining concentrators rely on this reagent for separating valuable metal minerals from gangue, especially in chalcopyrite, sphalerite, and galena recovery lines. Operators select its strong selectivity and rapid interaction with metal sulfide surfaces, enabling efficient concentration formation under controlled alkaline pH. Properly calibrated dosing ensures optimal concentrate grade and recovery yields without excessive reagent wastage or process contamination.

    Industry compliance standards

    • GB/T 17414-2015 (China National Standard for Flotation Reagents)
    • ISO 8833:1989 (International Standard for Flotation Reagent Testing)
    • REACH Registration (EU)
    • Mine effluent discharge standards (local environmental authorities)

    Typical usage ratio

    • 20-70 g/tonne of ore, depending on feed mineralogy and ore grade
    • Adjustments based on pH, mineral composition, and circuit design

    Downstream process integration

    • Added at flotation cells after grinding and pulping
    • Directly injected into slurry before aeration and agitation
    • Re-dosed at scavenger cells for tailings management

    Final product types

    • Copper concentrate
    • Zinc concentrate
    • Lead concentrate

    2. Synthetic Intermediate in Agrochemical Manufacturing

    This compound plays an essential role as a sulfurizing agent and functional intermediate during the synthesis of certain thiocarbamate and dithiocarbamate agrochemicals. Integrated chemical plants utilize it for precise insertion of ethylxanthate groups under controlled reactor conditions, ensuring stable product profiles. The reactivity profile supports scalable batch production regimes and conforms with modern traceability and worker safety mandates.

    Industry compliance standards

    • Good Manufacturing Practice (GMP) for Agrochemicals
    • EU Regulation (EC) No 1107/2009 (Plant Protection Products)
    • GB 38502-2020 (China Pesticide Manufacture)
    • OSHA HAZCOM (worker safety)

    Typical usage ratio

    • Stoichiometric amounts based on targeted reaction (generally 0.8–1.2 molar equivalents).
    • Ratio governed by reactant purity and product yield targets.

    Downstream process integration

    • Charged into jacketed reactors during exothermic step
    • Fed as pre-dissolved aqueous solution to keep batch consistency
    • Monitored continuously by inline spectrometry for endpoint detection

    Final product types

    • Dithiocarbamate herbicides
    • Fungicidal active ingredients
    • Plant growth regulatory intermediates

    3. Polymerization Control Agent in Synthetic Rubber Production

    Sodium Ethylxanthogenate functions as a chain transfer reagent during emulsion polymerization of SBR (styrene-butadiene rubber) and related copolymers. Manufacturing lines deploy this agent to fine-tune molecular weight distribution, regulate branching, and ensure reproducible physical properties of elastomers. Its precise introduction, often at the latex stage, provides downstream users with rubber grades engineered for abrasion resistance and tensile behavior critical for tire and industrial applications.

    Industry compliance standards

    • ISO 9001:2015 (Quality management systems for chemical production)
    • ASTM D3185 (Emulsion Polymerization of Styrene-Butadiene Rubber)
    • EPA TSCA Inventory (polymer chemical compliance, USA)
    • GB/T 16774-2020 (China SBR Rubber Manufacturing)

    Typical usage ratio

    • 0.05–0.30 phr (parts per hundred rubber) based on desired polymer chain length
    • Titrated in pilot runs for process scale-up

    Downstream process integration

    • Dosed into latex reactor after monomer charging and emulsifier addition
    • Integrated with initiator system to synchronize polymer growth
    • Controlled by DCS (distributed control systems) for product uniformity

    Final product types

    • SBR rubber for tires
    • General-purpose synthetic rubbers
    • Elastomer masterbatches

    4. Accelerator in Viscose Rayon Fiber Production

    Rayon manufacturing plants utilize Sodium Ethylxanthogenate as a cellulose xanthation accelerator in viscose fiber spinning. The compound interacts with alkaline cellulose to produce xanthate derivatives, which directly affect solubility and spinning liquid parameters. Plants control this addition to optimize filament tensile strength, elongation, and thermal stability during acid regeneration. Strict process monitoring ensures no excessive ethylxanthate contamination in the effluent.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (Textile chemical safety)
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals, Manufacturing Restricted Substances List)
    • GB/T 13758-2017 (China Viscose Fiber Production Standard)
    • REACH Compliance (EU textile chemicals)

    Typical usage ratio

    • 0.5–2.0% wt on cellulose dry weight, based on required degree of xanthation
    • Optimized via laboratory titration and pilot spinning trials

    Downstream process integration

    • Added during the xanthation step after mercerization
    • Reacted under nitrogen blanket to minimize volatilization
    • Monitored via colorimetric analysis before spinning dope filtration

    Final product types

    • Regular viscose staple fiber
    • Continuous filament rayon
    • Polynosic and specialty cellulosic yarns
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    Certification & Compliance
    More Introduction

    Sodium Ethylxanthogenate: Built for Modern Mining and Environmental Solutions

    What Sets Our Sodium Ethylxanthogenate Apart

    Our team has poured decades of hands-on experience into the production of Sodium Ethylxanthogenate. This particular compound, commonly referenced as SEX by industry professionals, has found its foundation in the mining world, especially for mineral processing and recovery of precious metals like copper and gold. The model we manufacture sits at a purity level exceeding 90%. Each batch goes through multiple filtration and drying steps to drive off unwanted residues, limiting the kind of non-xanthogenate side products that can cause headaches during flotation runs. The end result is an off-white to pale yellow powder, with a subtle odor, shipping in moisture-tight drums lined with polyethylene to guarantee shelf stability and minimal degradation over time.

    Our commitment lies not just in chemical stats, but in understanding what consistently delivers in tough operational conditions. Sodium Ethylxanthogenate stands out for its rapid solubility in water and its strong collector power. Compared to sodium isobutyl xanthate or sodium isopropyl xanthate, this compound offers a broader range of selectivity in sulfide ore flotation. Teams working with complex ores including polymetallic deposits notice improved recovery without the same frothing or excessive foaming that hinders downstream separation and filtration. Overdosing can lead to losses, a risk reduced by the sharp dosing endpoint we’ve engineered with carefully monitored pH, reaction temperature, and feedstock selection.

    It’s routine for us to run customer samples directly through our own pilot flotation cells, replicating process conditions with customized blends. The feedback keeps coming back: our Sodium Ethylxanthogenate simplifies reagent use. You get a cleaner operation and tighter performance. Whether tackling low-grade ores or going after tailings reprocessing, there’s less spend on correcting unwanted side effects from excessive by-products seen with older, less refined approaches. That difference makes an impression, especially when regulations around discharge streams get tighter each year.

    Pushing Further on Performance and Environmental Safety

    Consistency has become critical as mineral grades fall and government oversight grows. With Sodium Ethylxanthogenate, miners avoid the volatility that often plagues other xanthate-based reagents. Our staff regularly audits not just raw materials, but the packing line and delivery chain. At no point do we lose sight of product handling—reducing the risk of package corrosion, spills, or worker exposure. There’s nothing theoretical about making sure our compound doesn’t break down into carbon disulfide before it arrives at the site.

    As environmental rules demand lower xanthate discharge and stricter emissions reporting, the purity in each shipment lowers the load of possible contaminants. This benefits both operators and site managers who face constant inspection on water management. We’ve worked alongside environmental teams to document how our blend leaves fewer residuals in tailings ponds, helping clients make a stronger case in permitting and compliance audits. We keep careful records of every batch, adhering to best practice for traceability and transparent reporting. These steps help distinguish manufacturers from repackagers—an important detail buyers often only learn after a complication mid-campaign.

    We’ve studied the full lifecycle of sodium ethylxanthogenate and designed our facility process to recover and treat off-gas before shipment. Special attention is paid to handling in hotter climates where decomposition risk climbs. Our warehouse and shipping partners understand that maintaining sub-ambient temperatures often separates a reliable delivery from one with partial breakdown before arrival. In humidity-heavy zones, the robust barrier lining in our drums keeps microleaks from eating into the useful content.

    Out in the Field: Solving Real Problems

    Our application specialists spend considerable time onsite in mines ranging from northern open-pit copper to southern alluvial gold projects. Mines looking to switch away from traditional sodium isobutyl xanthate or sodium isopropyl xanthate often ask what they can expect. On-site trials reveal that Sodium Ethylxanthogenate can achieve faster mineralization rates on copper sulfides while improving selectivity between copper, lead, and zinc minerals. This higher selectivity minimizes losses to waste rock. This means less reagent dosing and, over time, lower cost per ton of ore treated. Some operators worry about “frothing”—the bubbles collecting too much non-targeted mineral. Our experience shows manageable froth, easier downstream thickening, and water recycling with Sodium Ethylxanthogenate.

    In gold processing, especially refractory ore treatment, this compound helps mobilize fine-grained gold locked within sulfide minerals. Smaller mines struggling with low-recovery and fluctuating ore composition often see the most noticeable improvements. One gold operation in Central Asia reported that switching to our Sodium Ethylxanthogenate shifted their gold recovery from 81% to almost 87% while reducing overall chemical consumption, translating to substantial cost savings over the operational year. We hear stories like this often, from the Andes down to Australia. The consistency across climates and ore bodies comes from strenuous process control and a refusal to cut corners on either quality or support.

    Our production team regularly troubleshoots for clients who inherit old stock or out-of-spec batches from unfamiliar suppliers. Contamination and partial degradation lead to erratic flotation behavior, and sometimes uncontrolled gas formation in storage. Our plant aims to solve those problems before the drum leaves the loading dock, but the real test sits in how well the compound performs when faced with unpredictable field storage or challenging weather. Remote mines lack the luxury of frequent shipments, so shelf life and rugged packaging mean fewer headaches months down the line. Building trust with end users comes from facing extra work in quality assurance, constant batch testing, and training both our own employees and our clients on safe, reliable application.

    Direct Comparison With Other Xanthates

    Some buyers ask if Sodium Ethylxanthogenate might simply replace sodium amyl xanthate, or perform the same role as sodium isobutyl xanthate. There are important differences. Sodium Ethylxanthogenate features a shorter alkyl chain, producing less aggressive surface activity than amyl forms. This shift produces cleaner separation from gangue minerals. In practical terms, some mines dealing with sensitive copper-lead-zinc ores find sodium amyl xanthate draws in too many impurities or creates excess froth, leading to lower downstream recovery. On the other hand, traditional sodium isobutyl xanthate remains cost-effective for robust, high-throughput scenarios, yet lacks the tighter selectivity window demonstrated by Sodium Ethylxanthogenate in complex ore matrices.

    Comparisons show that the material we produce releases its collector action cleanly at close to neutral pH. This supports reduced consumption of lime for pH control, which directly lowers both reagent spend and operating complexity during difficult ore campaigns. Since our product further minimizes residual sulfur compounds released into process water, mines enjoy easier regulatory compliance and simpler water treatment.

    Beyond mineral flotation, sodium ethylxanthogenate has shown results in catalysis and organic synthesis, especially where the desired end-product benefits from strong nucleophilic properties. Chemical manufacturers looking for a reagent that delivers consistent reactivity without unpredictable breakdown lean toward our compound because of its reliably narrow purity range and lack of residual solvents.

    Other xanthates, especially those derived through lower-quality or inconsistent feedstocks, tend to drift on color, odor, and purity from batch to batch. This isn’t just a cosmetic issue. Inconsistent batches generate process interruptions, sometimes requiring emergency halts that can cost hundreds of thousands in lost production or missed shipment deadlines. Across all our output, a consistent performance profile decreases downtime and sharpens process predictability for each operator, not just over a week, but measured out over yearly production cycles.

    Safety and Handling: Practical Guidance Built on Production Experience

    Handling Sodium Ethylxanthogenate asks care, not only due to its toxicological profile but also its sensitivity to moisture and atmospheric conditions. While working at our site, operators rely on sealed systems and dedicated storage bays set apart from acids and oxidants. From experience, even mild decomposition inside drums releases not only unpleasant odors but also creates hazards to plant safety. All container shipments include clear documentation on best practice storage—cool, dry environments, away from direct sunlight. Regular training on correct personal protective equipment helps maintain our safety record at both our own facility and at client sites.

    During transfer and dosing, dust formation can create both safety and process efficiency risks. We’ve adapted our drum closure design for reduced spillage and provide personnel with appropriate respirators and gloves. Routine field checks for drum integrity and content reviews after long shipping journeys ensure the chemical retains its potency and remains free from excess moisture ingress. We also maintain communication lines with client sites, ready to troubleshoot or advise on on-the-ground challenges that arise during extreme weather changes or unexpected logistical setbacks.

    Spent xanthate solution recovery and neutralization remain a key environmental issue, and our production legacy includes co-developing handling procedures that curb unnecessary environmental impact. Whether developing on-site neutralization strategies or improving downstream destruction using hydrogen peroxide or ultraviolet oxidation, our engineers bring hands-on knowledge to the table. Reducing the environmental load from chemical discharge not only meets regulatory thresholds but also cements a reputation for responsibility in mining and chemical manufacturing.

    Developing the Next Generation for Modern Mining and Chemical Applications

    Our R&D team continues to explore new applications and process improvements. With an eye on tighter environmental controls, alternate purification methods, and advanced quality control analytics, every stage of manufacturing receives ongoing scrutiny. Client feedback consistently screens for any drift in performance, encouraging us to maintain a strong dialogue between our lab, production floor, and the field.

    Mining companies under pressure to reduce operating expenses and environmental burdens need compounds that prove reliable year-over-year. The lessons learned during tough years—when ore profits dip, or new environmental restrictions limit usage—have taught us the value of transparency, adaptation, and technical dialogue with operators. Our product isn’t just made in a lab; it exists because real-world operators put it through years of tough campaigns and keep asking for more, not less. The result: continuous improvements not only in chemical quality but also in refining methods, packaging, and shipment protocols.

    We have seen a shift toward more sophisticated, closed-loop flotation systems where every reagent must be measured for both immediate effect and long-term environmental legacy. Sodium Ethylxanthogenate’s tighter activity window and strong performance in lower-grade ores support the mining economy’s drive to recover more metal with fewer inputs. Looking beyond mining, our partnerships with chemical synthesis clients form a learning loop, driving us to hone product specifications even further, so that each synthesis run generates predictable results without the need for constant process intervention.

    Honest Partnership in a Demanding Market

    Building Sodium Ethylxanthogenate at scale isn’t simply a feat of chemistry—it's a commitment rooted in the lived experience of filling every drum and answering every emergency call at odd hours. Operators recognize the value in suppliers who back quality guarantees not with empty promises but with detailed records and access to technical support. Long-term relationships with downstream users mean we face the same pressures as our clients: shifting ore grades, sudden regulatory decisions, fluctuating input costs. We keep our ears to the ground, responding with flexibility but never sacrificing the controls that separate a good batch from a great one.

    We draw from industry data, regulatory updates, and operational returns to keep improving—not just in lab results, but in what makes a safe, reliable, and effective chemical reagent. Monthly review cycles include both in-house testing and field input, while continuous professional development for our technical staff ensures we keep pace with evolving demands. The best measure of success sits not in sales volume, but in the continued trust of operators who come back again and again for a chemical they know will deliver, no matter the site or the season.

    Our team stands ready to advise clients considering new flotation campaigns or struggling with supplier inconsistency. Bringing real-world, practical know-how gained from decades in chemical manufacturing, we aim to be more than just a vendor. We strive to serve as partners—reliable through every shipment, responsive to every change, and committed to environmental and operational responsibility. Sodium Ethylxanthogenate reflects these values in each batch, each drum, and every successful mining or chemical operation that depends on consistent, quality performance.