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Sodium Peroxide

    • Product Name Sodium Peroxide
    • Alias peroxide_sodium
    • Einecs 215-209-4
    • 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

    781750

    ChemicalName Sodium Peroxide
    ChemicalFormula Na2O2
    MolarMass 77.98 g/mol
    Appearance Yellowish-white or yellow granular solid
    Odor Odorless
    MeltingPoint 460°C
    BoilingPoint Decomposes before boiling
    Density 2.805 g/cm³
    SolubilityInWater Reacts with water
    CASNumber 1313-60-6
    Reactivity Powerful oxidizing agent
    Stability Stable under recommended storage conditions
    pH Basic (alkaline) when dissolved in water
    Uses Bleaching, disinfectant, source of oxygen

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

    Packing & Storage
    Packing Sodium Peroxide, 500g: packaged in a tightly sealed, yellow-labeled, HDPE bottle with hazard symbols and safety instructions.
    Shipping Sodium Peroxide must be shipped as a hazardous material, packed in tightly sealed containers resistant to moisture and separated from combustibles and organics. It should be labeled as an oxidizer and transported according to UN 1504 regulations, with appropriate hazard labels and documentation to ensure safe and compliant handling during transit.
    Storage Sodium peroxide should be stored in a cool, dry, well-ventilated area away from moisture, heat, and incompatible substances such as organic materials, acids, and reducing agents. Keep it in tightly closed, corrosion-resistant containers, clearly labeled, and protected from physical damage. Store separately from flammable or combustible materials to prevent dangerous reactions, and ensure access is restricted to trained personnel.
    Application of Sodium Peroxide

    Applications of Sodium Peroxide in Industrial Manufacturing

    Sodium peroxide is a highly reactive inorganic compound used as an oxidizing agent and oxygen source across several controlled manufacturing sectors. As an experienced manufacturer, we serve global industrial clients by providing material optimized for their specific process demands.

    1. Textile Bleaching and Desizing

    Textile processing plants employ sodium peroxide for the intensive bleaching of cellulose fibers such as cotton and flax, especially in continuous operations that require rapid and uniform whitening. Its high reactivity supports the removal of natural pigments, traces of lignin, and preparation residues at low temperature, minimizing fiber damage. Manufacturers optimize the chemical’s addition during the desizing and scouring steps to prevent yellowing and ensure fast wetting. Operators monitor alkali levels and peroxide decomposition rates to meet batch-specific absorbency and appearance targets.

    Industry compliance standards

    • OEKO-TEX Standard 100 safety limits for residues
    • EU REACH Annex XVII restrictions on regulated chemicals
    • ISO 9001:2015 quality management requirements
    • ZDHC MRSL compliance for input chemicals

    Typical usage ratio

    • 5–15 g/L solution concentration in continuous processes
    • Ratio adjusted based on fabric weight and shade; higher for heavy or dark textiles
    • Process pH maintained between 10.5–11.5
    • Sodium silicate or similar stabilizer frequently used in 1:10 to sodium peroxide

    Downstream process integration

    • Dosed after initial scouring and before optical brightener applications
    • Integrated into the main liquor stream on jiggers, jets, or continuous lines
    • Reacted under controlled temperature (60–90 °C) with agitation
    • Neutralization and thorough rinsing follow bleaching cycle

    Final product types

    • Bleached woven cotton and linen fabrics
    • Medical-grade gauze and absorbent pads
    • Yarn for textile dyeing or printing processes
    • High-purity cellulose for technical textiles

    2. Ore Leaching and Metal Extraction

    Mining operations in the non-ferrous metal sector, especially for uranium and vanadium ores, use sodium peroxide as a strong oxidizer to enhance the dissolution of target metals. The addition to alkaline leaching systems promotes the conversion of lower valence species into soluble complexes, improving extraction yields. Careful titration matches the stoichiometric requirements for each ore matrix to minimize excess consumption while avoiding hazardous decompositions. This method supports processing refractory minerals where conventional oxidants show low efficiency.

    Industry compliance standards

    • ISO 14001 environmental management for mining sites
    • International Cyanide Management Code (for gold-related fields)
    • National Mining Association Safe Practices
    • OSHA 1910.120 hazardous material handling

    Typical usage ratio

    • 10–35 kg per tonne of milled ore, depending on metal content
    • Dosage determined by feed analysis and required oxidation state
    • Alkalinity maintained with sodium carbonate or caustic soda between pH 10–12
    • Total oxidant monitored via redox potential (450–600 mV)

    Downstream process integration

    • Added to pre-milled ore slurry within pressure leach autoclaves
    • Integrated in continuous or batch leach circuits
    • Mixed into pulp with agitation to maximize reactant contact
    • Subsequent solid-liquid separation and purification steps

    Final product types

    • Uranium oxide (yellowcake)
    • Vanadium pentoxide flake or powder
    • Refined sodium diuranate
    • High-purity leach solutions for downstream refining

    3. Laboratory and Electronics Oxygen Generation

    Research laboratories and electronic device manufacturers use sodium peroxide as a chemical oxygen generator in settings where compressed gas storage proves impractical or unsafe. Material is loaded into fixed beds or sealed canisters, where it releases pure oxygen upon contact with moisture, following a controlled thermal reaction. Technicians select specific granule sizes to match target oxygen flow rates and system pressures, often incorporating catalysts to manage reaction speed and minimize overheated zones. Stringent process controls ensure purity, especially for semiconductor cleanrooms and analytical instruments.

    Industry compliance standards

    • EN ISO 7396-1 for on-site oxygen systems
    • IEC 61010 safety for laboratory apparatus
    • RoHS Directive 2011/65/EU for electronic chemicals
    • SEMATECH Technology Roadmap (semiconductor environments)

    Typical usage ratio

    • Roughly 100 g generates 30–33 liters O₂ at STP
    • Charge size adjusted by duty cycle and system volume
    • Humidity and thermal ramp rate usually controlled with external dosing apparatus
    • Replacement frequencies defined by continuous or emergency system design

    Downstream process integration

    • Loaded into sealed oxygen generator modules
    • Activated on demand or by automatic initiation in controlled environments
    • Oxygen directed into microelectronic fabrication chambers or gloveboxes
    • Residue neutralization and canister replacement protocols followed post-reaction

    Final product types

    • Chemical oxygen generator units
    • Instrument-grade oxygen for gas analyzers
    • Environmental control modules for microelectronics
    • Backup oxygen supplies in specialty laboratories

    4. Chemical Synthesis and Organic Oxidation

    The fine chemical and pharmaceutical manufacturing sectors use sodium peroxide to introduce selective oxidative conversions, including the formation of carboxylic acids from alkyl aromatics, epoxidation of alkenes, and sulfoxidation of thioethers. Chemists select this reagent for its ability to generate strongly basic reaction media while providing a powerful oxygen donor for single-step processes. Feed rates, solvent composition, and exotherm control are carefully engineered at pilot and production scale to maximize product purity and ensure operator safety. Waste minimization strategies include closed handling and quench systems.

    Industry compliance standards

    • ICH Q7 GMP requirements for API synthesis
    • EU Regulation (EC) No 1907/2006 (REACH) management for chemicals
    • ISO 9001:2015 for fine chemical plant management
    • US EPA Title 40 CFR effluent restrictions (for waste discharge)

    Typical usage ratio

    • Molar ratios range from 1.1:1 to 2:1 sodium peroxide to substrate, depending on desired conversion
    • Reaction concentrations typically 0.05–0.5 mol/L for batch processes
    • Process temperature controlled at 20–40 °C for sensitive intermediates
    • In-situ generation of reagent considered for hazardous scale-ups

    Downstream process integration

    • Charged directly into reaction vessels equipped with mechanical agitation
    • Added in a controlled feed to reactor to moderate heat release
    • Utilized in solid-liquid phase oxidations and slurry reactions
    • Followed by quenching and product extraction in contained systems

    Final product types

    • Substituted aromatic acids (e.g., terephthalic acid)
    • Epoxide intermediates for polymer synthesis
    • Pharmaceutical active ingredients and intermediates
    • Specialty sulfoxides and sulfonates

    5. Wastewater Treatment and Sludge Oxidation

    Industrial effluent plants in sectors like paper, petrochemical, and chemical manufacturing use sodium peroxide for oxidative pretreatment of high-COD waste streams. The compound rapidly decomposes organic pollutants, phenols, and color bodies, particularly in alkaline pH conditions. Process engineers dose it at the head of treatment trains, sometimes in combination with ferric salts or lime, to maximize oxidation and microbial accessibility. Automated dosing and monitoring systems ensure chemical consumption rates align with varying flow and contamination loads, supporting both regulatory discharge compliance and downstream biological polishing.

    Industry compliance standards

    • US EPA Clean Water Act standards for industrial discharge
    • EN 12255 series for municipal and industrial wastewater
    • ISO 14001 requirements for environmental management
    • Local environmental authority permits

    Typical usage ratio

    • 0.5–5 kg per m³ of wastewater, depending on initial COD and target reduction
    • Higher dosages for shock loads or specific contaminant spikes
    • pH controlled above 9 to accelerate organic breakdown
    • Actual dosing tailored after jar testing and pilot runs

    Downstream process integration

    • Injected at influent mixing chambers prior to primary clarifiers
    • Combined with mechanical aeration for sludge management
    • Integrated into batch treatment tanks for episodic waste flows
    • Precedes secondary biological and filtration stages

    Final product types

    • Treated effluent compliant with discharge permits
    • Dewatered, oxidized sludge for landfill or incineration
    • Recycled process water for internal plant use
    • Colorless, low-toxicity water for safe disposal
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    Certification & Compliance
    More Introduction

    Sodium Peroxide: A Manufacturer’s Perspective on a Reliable Oxidant

    An Experienced Approach to Sodium Peroxide Production

    In a manufacturing setting, real care and attention follow every batch of sodium peroxide as it moves from our reactors into shipment drums. Sodium peroxide doesn’t receive the same attention as hydrogen peroxide or potassium permanganate, though it quietly fills essential roles across various industries. We’ve been developing, scaling, and refining sodium peroxide (Na2O2) production for years, responding to shifts in demand, adapting processes, and listening closely to feedback from those actually using our products in the lab or in full-scale operations.

    What Sets Sodium Peroxide Apart in Daily Use

    Sodium peroxide stands apart from other common oxidizers due to its stability and solid form. Unlike liquid peroxides, sodium peroxide ships and stores safely under the right conditions. The chemical doesn’t off-gas, degrade, or evaporate under normal storage, meaning users get the active content they expect when they open a new drum. Over the years, we refined our granulation process to produce a consistent pale yellow powder that’s free-flowing and doesn’t cake up in humid weather, which saves headaches for our customers. The model we use most widely in our facility follows a purity of 98% minimum, tested by both iodometric titration and gravimetric moisture checks. That level of reliability in content translates into fewer dosing errors for users. Full traceability follows every batch, building confidence that the sodium peroxide arriving at a customer’s dock matches what they actually ordered.

    Putting Sodium Peroxide to Work

    Only a few chemicals find themselves so deeply embedded in gold extraction, chemical synthesis, and environmental remediation as sodium peroxide. In the gold mining industry, sodium peroxide takes on refractory ores by breaking apart sulfides and organic matter, making gold available for further leaching steps. This process, known as oxidative roasting and pressure oxidation, would stall without a strong, controllable oxidant like Na2O2. Its use also reaches into the laboratory, where it serves as a bench reagent for oxidizing organic substances and supports specialty synthesis such as epoxidation and bleaching reactions. Sodium peroxide reacts with carbon dioxide to purify air in certain breathing systems—miners and submariners know this application well—and the oxygen release proves much steadier than chemicals like superoxides.

    We take pride in manufacturing a sodium peroxide grade with low chloride and low sodium carbonate content because these contaminants change reactivity, sometimes worryingly so. Some competitors have cut corners in dehydration steps. Over time, we’ve seen that shortcutting results in products that underperform, forcing chemists and engineers to make up for the difference through costly overdosing or post-reaction cleanup. Our sodium peroxide never ships with detectable moisture, so users avoid inconsistent results in analytical applications and bulk processes alike.

    Comparisons With Other Oxidizers

    Chemists often reach for hydrogen peroxide due to its convenience, but the liquid form brings limitations. It decomposes in light and at higher temperatures, which means our customers can lose active ingredient before they use it. Concentrated hydrogen peroxide—like the “stabilized” types at 30% or 50% content—carries significant hazards for burns and explosions from spills, especially in warm climates without proper refrigeration. Sodium peroxide, by contrast, keeps to itself in sealed containers, only reacting vigorously when intentionally added to water, acid, or specific feeds. That controllability matters in high-temperature smelting, waste oxidation, and air purification, where solid dosing and predictable O2 evolution trump convenience.

    Potassium permanganate stays popular for water treatment. It colors water intensely and works effectively against manganese, iron, and hydrogen sulfide. Yet its oxidation potential sits lower than sodium peroxide, and permanganate introduces potassium ions that sometimes cause problems in industries that need careful control over process chemistry or product purity. Sodium hypochlorite—liquid bleach—is cheap but leaves behind chlorinated byproducts. Environmental scientists cringe at those organochlorines and the need for expensive post-treatment cleanup in water plants. Sodium peroxide remains attractive for oxidative destruction or controlled oxygen release settings where these factors matter.

    Daily Realities of Handling Sodium Peroxide

    From our factory floor straight through to the end user, practical handling routines keep sodium peroxide working safely. Production teams double-screen every lot to ensure a consistent mesh size; fines lead to dust, but oversize granules can produce hot spots during reaction. We noticed that packers who neglected proper anti-caking materials saw hardening during long sea journeys, especially in sub-tropical climates. Our adjustment—more frequent sampling, better drum liners, critical checks before shipping—reduced field quality complaints drastically.

    Sodium peroxide’s reactivity means it doesn’t tolerate rough treatment with water, acids, or organic solvents. Experienced operators never decant it near sinks or pipelines with leaking condensation. Years back, a customer lost a drum to heat buildup from storage in a poorly ventilated enclosure; now, ventilation and segregation became standard, sharply reducing loss incidents. Our training for technical support engineers emphasizes direct conversation with end-users, walking them through workflows on both plant visits and remote calls instead of relying on generic handling PDFs. Our experience shows that hands-on support on sodium peroxide usage, from loading to neutralization steps, makes a real difference in process reliability.

    Role in Gold Extraction and Metallurgy

    No conversation about sodium peroxide goes far without mentioning refractory gold extraction. Many gold ores across Africa, Australia, and North America contain sulfides and organic carbon blocking direct cyanidation. Miners face waste piles that resist industry-standard approaches. Sodium peroxide roasting unlocks gold by oxidizing sulfides to water-soluble sulfates, liberating gold particles for recovery. Our partnership with mining engineers centers on adjusting sodium peroxide dosage to ore mineralogy. Some mines need coarser granulation, others favor dust-controlling anti-caking treatments. We’ve worked through custom blending and packaging requests more than once, considering real-world mining logistics where high altitudes and tropical humidity impact chemical performance.

    Sodium peroxide forms sodium carbonate during oxidation, another point where differences in raw material sourcing, drying, and milling show up. Carbonate levels must stay controlled, as excess carbonates influence leaching chemistry. We’ve fine-tuned furnace conditions and hydrogen peroxide reaction ratios to minimize impurities, based on test samples and feedback from mine site labs. We hesitate to push sodium peroxide as a fix-all solution in gold mining, but we’ve watched operations move from erratic returns to predictable gold output simply by switching oxidants and working directly with chemical experts.

    Use in Environmental Applications

    On the environmental side, sodium peroxide breaks down stable organic compounds rapidly during advanced oxidation treatments. We’ve supplied water treatment specialists looking to remediate industrial sites contaminated by chlorinated solvents and pesticides. Our sodium peroxide batches react quickly, decomposing toxic substances and yielding oxygen instead of unwanted halogenated byproducts. Regulatory pressure has increased the importance of environmentally safer oxidation options, prompting ongoing dialogue with customers about process waste, residual sodium salts, and air monitoring equipment calibration.

    Our own wastewater systems deploy sodium peroxide in controlled-dose scrubbing processes where it helps neutralize acidic off-gases formed during batch synthesis of other specialty chemicals. When we built out a new waste disposal line, sodium peroxide proved cheaper than relying solely on imported potassium-based oxidizers. This shifted not only cost but also reduced the management burden for potassium waste streams downstream. The day-to-day work shows that sodium peroxide extends value outside the lab setting, especially for users equipped with proper training and reaction controls.

    Product Integrity From Our Plant to Yours

    Every sodium peroxide shipment gets checked by our in-house quality assurance lab. Impurities like iron, copper, or carbonates undermine the expected reactivity and introduce risk in processes like gold extraction and pharma synthesis. We maintain independent third-party testing for select shipments—especially for customers involved with regulated industries. A heavy investment in air handling, anhydrous transfer lines, and nitrogen blanketing systems means we avoid introducing moisture or trace acids during filling. These efforts reflect years of customer feedback and site visits; we never take shortcuts that would pass hidden problems down the line.

    Many clients request documentation about batch-level moisture and contaminant levels. We see this as an opportunity to have real conversations and discuss ways to tweak chemical feed rates, production scheduling, or storage requirements to protect the integrity of their sodium peroxide stocks. Some users in the chemical synthesis sector have shifted from other suppliers after struggling with material that caked solid before it ever hit the reaction vessel. Regular calls with plant managers help us refine spec limits that match the application, not just the textbook. Standardization brings predictability but only goes so far—adaptation to real plant constraints makes all the difference.

    Logistics and Storage Practices

    Uncertainty in supply chain reliability has never been higher. Sodium peroxide stands up well to long-haul shipping and storage as long as containers remain sealed, cool, and dry. We reinforce this with robust steel drums lined with moisture barriers, plenty of desiccant, and clear marking. Our logistics teams learned to adjust shipping schedules in monsoon regions, preventing offloading issues at ports where humidity spikes react with poorly packaged chemicals. More than once, we caught poorly sealed competitor drums arriving fused into a single block of useless material; attention to detail in the packing room secures customer trust, especially when every day of lost production means real costs.

    We also support traceability, offering full batch history for customers facing audits or recalls. Our plant digitalizes every drum, matching output from synthesis, drying, packaging, and dispatch against an intelligent tracking system. When a question arises—unexpected reactivity profile, out-of-spec granulation, or odd field test—we can pull up relevant records in minutes, not days. This lets us troubleshoot collaboratively, either by revisiting a suspected storage mistake or offering advice on changing local warehouse conditions.

    Future Challenges and Innovation

    No chemical process stays static for long. We monitor regulatory trends across territories to keep sodium peroxide in compliance with safety and transport requirements. Change to permissible impurity levels or hazardous substance restrictions keeps us adjusting processes and investing in analytical controls. We’ve participated in industry workshops sharing case studies about new routes for sodium peroxide synthesis, pursuing solutions that cut down byproducts and energy consumption. Our recent investments focus on recycling mother liquors and developing byproduct sodium carbonate integration into adjacent product lines, cutting both waste and raw material costs.

    Emerging uses in battery technology and specialty catalysis continue to pop up in technical conversations. We see research teams experimenting with sodium peroxide’s oxygen-releasing potential in closed systems. Our technical service team maintains relationships with those leading research, field-testing small batches for feasibility, and gathering data on real-world performance outside the bench. Long-term partnerships with academic labs mean we not only adjust manufacturing processes to new requirements but also catch potential performance issues before they scale. By staying close to those using and learning about sodium peroxide, we keep our production lines aligned with both established demand and the leading edge of chemical innovation.

    Trust Through Direct Experience

    Chemical users value sodium peroxide for its strong, predictable oxidation in tough conditions. That reliability grew from years spent working through supply challenges, end-user handling problems, and honest conversations with engineers and scientists on the front lines. We respond to ongoing changes in metallurgy, environmental science, and specialty synthesis not through generic updates but by refining every process—from raw material selection to packaging and shipment. Our business works because we recognize the difference between simply selling sodium peroxide and delivering a dependable tool that keeps people’s operations steady and safe, year after year. This is what leadership in chemical manufacturing looks like: practical, transparent, and accountable at every step.