Products

Sodium Hypochlorite Solution

    • Product Name: Sodium Hypochlorite Solution
    • Alias: sodium_hypochlorite_solution
    • Einecs: 231-668-3
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    683216

    Chemical Name Sodium Hypochlorite Solution
    Chemical Formula NaOCl
    Appearance Clear, pale greenish-yellow liquid
    Odor Chlorine-like odor
    Molar Mass 74.44 g/mol
    Concentration Range Typically 5-15% available chlorine
    Solubility In Water Highly soluble
    Ph 10-13
    Boiling Point Decomposes before boiling
    Density 1.05–1.2 g/cm³ (depending on concentration)
    Stability Unstable in sunlight; decomposes on heating or in contact with acids
    Main Uses Disinfectant, bleaching agent, water treatment
    Cas Number 7681-52-9

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

    Packing & Storage
    Packing The packaging is a sturdy 5-liter opaque plastic jerrycan with a secure screw cap, clearly labeled "Sodium Hypochlorite Solution."
    Shipping Sodium Hypochlorite Solution is shipped in tightly sealed, corrosion-resistant containers, typically made of plastic or lined steel. It must be kept upright, away from sunlight, heat, and incompatible substances. During transport, it is classified as a hazardous material (UN 1791), requiring proper labeling, documentation, and handling as per regulatory standards.
    Storage Sodium Hypochlorite Solution should be stored in a cool, well-ventilated area away from direct sunlight, heat, and incompatible materials such as acids and metals. Use corrosion-resistant containers, tightly sealed to prevent leaks. Protect from freezing and avoid exposure to organic materials and reducing agents. Clearly label storage containers and ensure easy access to safety equipment and eyewash stations nearby.
    Application of Sodium Hypochlorite Solution

    Applications of Sodium Hypochlorite Solution in Industrial Manufacturing

    Sodium hypochlorite solution serves as an essential raw material across various industrial sectors, offering high reactivity and regulatory reliability in large-scale production environments. As the direct producer, we guarantee critical specifications and consistent supply for stringent downstream requirements. Below, we outline its application in key industries, with each section detailing compliance standards, formulation parameters, integration steps, and types of finished products derived from its use in manufacturing lines.

    1. Municipal and Industrial Water Treatment

    Municipal water utilities and industrial wastewater plants rely on sodium hypochlorite as a reliable oxidizing agent for disinfection and microbial control. Operators incorporate this material in continuous dosing or shock treatment systems to ensure microbiological safety at various process points, including primary treatment, secondary clarifiers, and potable water distribution mains. Dosing takes into account influent contamination levels, pH, and contact time, with automated controls adjusting delivery for optimal pathogen inactivation and residual management.

    Industry compliance standards

    • USEPA Drinking Water Standards (U.S. EPA 40 CFR Part 141)
    • EN 901:2013 (Chemicals used for treatment of water intended for human consumption – Sodium hypochlorite)
    • WHO Guidelines for Drinking-water Quality
    • ISO 14001 Environmental Management (for effluent compliance)

    Typical usage ratio

    • 0.2–1.0 g/L for potable water disinfection, adjustable based on water turbidity and microbial load
    • 5–15 mg/L for industrial and municipal wastewaters, depending on ammonia and organic content

    Downstream process integration

    • Injected directly into mixing channels, rapid-mix basins, or post-filtration contact tanks via metered dosing pumps
    • Integrated with automated chlorine residual analyzers for continuous feedback control

    Final product types

    • Municipal potable water compliant with health regulations
    • Industrial process water meeting in-house microbial limits
    • Disinfected effluent suitable for discharge or water reuse systems

    2. Textile Processing and Bleaching

    Major textile processing plants use sodium hypochlorite for fiber bleaching and stain removal, particularly in cotton, linen, and blended fabrics. The solution acts as the primary bleaching agent in preparation lines, offering strong oxidization for decolorization and surface cleaning before dyeing or finishing. Plants monitor temperature, bath pH, and exposure duration to prevent fiber degradation while ensuring uniform brightness and contaminant removal.

    Industry compliance standards

    • OEKO-TEX® Standard 100 Annex 4 (limitations on chlorine residuals)
    • ZDHC Manufacturing Restricted Substances List (MRSL) Version 3.1
    • ISO 105-C10 (Color fastness to washing: Test for color stability after bleaching)
    • ISO 9001:2015 Certified Quality Management System

    Typical usage ratio

    • 2–5% by weight of fabric in batch kier or jigger bleaching; fine-tuned according to fabric type and desired whiteness index

    Downstream process integration

    • Added to scouring and pretreatment vessels, followed by neutralization and rinsing prior to dyeing lines
    • Controlled via real-time redox potential sensors on continuous ranges

    Final product types

    • Pre-bleached cotton and cotton-blend yarns
    • Textile sheeting for home linens and garment production
    • Ready-to-dye fabric rolls for further finishing

    3. Pulp and Paper Manufacturing

    Sodium hypochlorite is used during pulp bleaching stages to reduce lignin by oxidation, enhancing brightness and purification after mechanical or chemical pulping. Mills apply the chemical in multi-stage bleaching sequences (e.g., CEH, DEH) for both hardwood and softwood pulps. Bleach plant engineers balance hypochlorite dose, retention time, and pulp consistency to minimize chlorinated organics (AOX) while achieving target brightness.

    Industry compliance standards

    • ISO 9197 (Pulp — Determination of brightness)
    • BAT conclusions under the EU Industrial Emissions Directive for pulp and paper industry (2014/687/EU)
    • US EPA Cluster Rule: 40 CFR Parts 430, 431 (Control of chlorinated organics)
    • FSC Chain-of-Custody Certification (responsible pulp sourcing)

    Typical usage ratio

    • 5–12 kg (active chlorine) per ton of dry pulp, variable based on type of raw fiber and required end-use brightness

    Downstream process integration

    • Injected in dedicated bleach towers or batch reactors at controlled temperatures and moderate alkaline pH
    • Followed by washing and neutralization before subsequent bleaching or papermaking stages

    Final product types

    • Bleached kraft pulp for fine papers
    • Sanitary tissue and medical-grade wadding
    • High-brightness paperboard for packaging

    4. Chemical Manufacturing: Organic Synthesis and Chlorination

    Chemical plants incorporate sodium hypochlorite for selective oxidation and chlorination of intermediates during manufacturing of pharmaceuticals, agrochemicals, and specialty chemicals. Key uses include chlorination of aromatic rings, oxidation of sulfides to sulfoxides, and as a reagent in epoxidation or hydantoin production. Operators calculate stoichiometric ratios precisely, maintain batch reactor pH, and control reaction temperature for product purity and to reduce by-product formation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • US FDA cGMP 21 CFR Part 211 (for drug substance manufacturing)
    • REACH Regulation (EC) No 1907/2006 (safety data and registration)
    • ISO 9001:2015 Quality Management System

    Typical usage ratio

    • 1–1.2 molar equivalents relative to target substrate, with minor variation based on target reaction yield and waste minimization efforts

    Downstream process integration

    • Fed in controlled streams into batch or semi-continuous reactors, often under alkaline conditions
    • Reaction progress monitored by in-line spectroscopy or titration with active chlorine indicators

    Final product types

    • Pharmaceutical intermediates such as chlorinated phenols and sulfoxides
    • Biocidal hydantoins for water disinfection tablets
    • Agrochemical actives and process auxiliaries

    5. Food and Beverage Plant Sanitation

    Food processing and bottling plants utilize sodium hypochlorite as a surface sanitizer for contact equipment such as conveyors, tanks, and filling lines, as well as for post-harvest washing of fruits and vegetables. Sanitation teams prepare dilute wash solutions under validated CIP (clean-in-place) protocols to control microbial contamination without leaving unacceptable residues. Operators routinely monitor concentrations to meet food safety regulations and avoid off-odors or alterations to food characteristics.

    Industry compliance standards

    • US FDA 21 CFR 178.1010 (Sanitizing solutions)
    • EU Biocidal Products Regulation (BPR, Regulation (EU) 528/2012)
    • Codex Alimentarius CAC/RCP 1-1969 (General Principles of Food Hygiene)
    • HACCP Food Safety Management (ISO 22000:2018)

    Typical usage ratio

    • 100–200 mg/L of available chlorine for equipment sanitation, depending on contamination level and process contact time
    • 50–150 mg/L for raw produce washing; operators adjust to organic load and rinse water turnover

    Downstream process integration

    • Blended with process water for recirculating wash tanks, conveyor spray systems, or CIP loops following precise SOPs
    • Rinse steps employed after sanitation to meet regulatory residue limits

    Final product types

    • Ready-to-eat produce and bagged salads
    • Bottled beverages and aseptically packaged foods free from surface contamination
    • Processed dairy, meat, and baked goods prepared on sanitized lines

    6. Swimming Pool and Spa Disinfection

    Commercial pool management companies and aquatic centers use sodium hypochlorite as an efficient source of free chlorine for pool water treatment. Operators introduce the solution through automated dosing systems that monitor ORP (oxidation-reduction potential) and free chlorine residuals, ensuring continuous compliance with public health guidelines while inhibiting algae growth and controlling pathogenic microorganisms.

    Industry compliance standards

    • US CDC Model Aquatic Health Code (MAHC)
    • NSF/ANSI 50 – Equipment for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities
    • EN 15288-1:2018 Safety requirements for public swimming pools
    • ASTM F2387 Pool & Spa Water Chemistry Standard

    Typical usage ratio

    • 2–5 mg/L free available chlorine maintained in recirculating pool systems; dose adjusted for sunlight, bather load, and organic contamination

    Downstream process integration

    • Automated liquid feeder systems dose the solution into pool return lines or skimmer boxes
    • Continuous monitoring and feedback via in-line sensors for chlorine, pH, and ORP

    Final product types

    • Public and commercial swimming pools meeting health department standards
    • Therapeutic and spa pools maintained for user safety
    • Water park attractions with strict microbial control

    Free Quote

    Competitive Sodium Hypochlorite Solution prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Sodium Hypochlorite Solution: What We Make and How We See It Used

    Straight from the Manufacturer’s Viewpoint

    In our line of work, sodium hypochlorite solution doesn’t just roll off the line and disappear into a sea of commodity chemicals—it goes on to be the unsung backbone of public sanitation, disinfection, water treatment, and surface cleaning. Our team handles thousands of liters each day, and every batch represents years of research, continual adjustments, and lessons learned through real-world demand.

    What We Deliver Every Day

    Our production facility focuses on industrial-grade sodium hypochlorite, typically in the 12-15% available chlorine range, which suits the majority of commercial and municipal applications. Years ago, we settled on this range for practical reasons: It balances stability during storage and shipping with the potency needed at the point of use. Choices on concentration tie back to factors like shelf life, shipping safety, and how the product will react in contact with pipes, tanks, and dispensing systems. When retailers or institutional customers call and ask about dilution to lower percentages, our technical staff can point out the importance of making those adjustments close to the point of use. Transporting the higher concentration cuts costs, limits unnecessary bulk moving through the country, and reduces the frequency of deliveries in areas with less infrastructure.

    What Matters About Specification

    In a typical production day, sodium hypochlorite quality checks go beyond available chlorine. We monitor pH, iron content, sodium chloride carryover, and by-products from the production process—these details affect everything from shelf life to compatibility in end-use. On our main lines, solution clarity and the scent profile can indicate if a process needs a tune-up or a raw material vendor changed something. Our batches match specific customer specs by design, rather than defaulting to whatever comes easiest. For example, municipal water treatment plants require consistent analysis; an off-target product could mean interruptions in regulatory compliance, and, in our business, that matters as much to us as it does to them.

    What Sets Our Sodium Hypochlorite Apart

    Daily, customers compare sodium hypochlorite against calcium hypochlorite, chlorine gas, or even newer alternatives like peracetic acid. Sodium hypochlorite’s strength sits in its blend of potency and manageability. In the field, operators find that bulk liquid lines, automated pumps, and easy dilution make sodium hypochlorite the preferred chemical. Loading tanker trucks or filling IBC totes, our team monitors temperature and transit conditions that could accelerate breakdown—freshness counts for this product, as available chlorine decreases steadily with exposure to heat, sunlight, and impurities.

    Our sodium hypochlorite does not require special pressurized containers, unlike chlorine gas, which means safer day-to-day handling at libraries, hospitals, or water treatment plants. Compared to calcium hypochlorite, residue remains lower and solution mixing is more straightforward—an important point when hundreds of gallons are moved every month. Our teams hear from utility staff who appreciate not dealing with dust or dissolve time, two complaints heard regularly with dry chlorine products.

    Regulatory and Practical Perspectives

    Decades of evolving environmental and safety standards have kept our process sharp. We work closely with environmental monitoring agencies and health inspectors, learning firsthand what regulatory changes mean at the loading dock, not just in theoretical compliance. For example, the European Union, United States EPA, and regional Asian authorities set different expectations for by-product content, container labeling, and transport documentation. Meeting these isn’t handed off to a paperwork department; our line supervisors and plant chemists collaborate so that the finished solution matches every requirement before it leaves our site. This hands-on experience drives home the real challenge: reliability every delivery, every time. We’ve learned that slip-ups may not just cause lost customers, but public health consequences.

    Where It All Ends Up: Handling and Performance in Practice

    Our sodium hypochlorite supports cities’ drinking water systems, making sure pathogens never reach households. On the sanitation side, think of hospital floors, food processing lines, schools, and even public pools. We get calls about optimizing disinfection procedures—how much to inject, how often to batch dose, how long to let surfaces air dry before reopening. No two customers handle solution the same; some automate everything, others rely on drum transfers done by people using hand pumps. Either way, we know how variable real-world environments are, and that’s why we focus on consistent formulation and clear technical guidance.

    Wastewater and Public Health: Sodium Hypochlorite’s Unseen Impact

    From the wastewater end, our sodium hypochlorite plays a frontline role in neutralizing pathogens and deodorizing effluent before it’s discharged. Municipal facilities favor it for dose control, quick mixing, and proven effectiveness. Lower concentrations don’t always mean less effective treatment; it’s the chlorine residual, contact time, and system design that tell the story. Our engineers have spent time on site to witness what happens during plant upsets and seasonal swings in water chemistry. This kind of exposure shapes improvements in our blend—less sediment, tighter bulk density ranges, and tweaks for temperature stability in various climates.

    Dealing with Shelf Life and Decay: The Reliability Challenge

    Sodium hypochlorite starts degrading the moment it’s produced. We track decomposition curves for each concentration at different storage temperatures, drawing on both lab and commercial warehouse data. In a temperate warehouse, 12% material could drop below 10% in just a couple of months. We recommend tight inventory control—ordering what’s needed, not stockpiling for a year. Some big users have converted to just-in-time supply models, which took investment on our end in logistics software, tank telemetry, and dedicated driver training. We find that such partnerships cut down both on expired stock and financial losses for both sides. The result: fewer complaints about “weak bleach,” and better confidence in pathogen control.

    Safety Hands-On: Practical Concerns for Real Users

    Nothing sharpens attention like a spill, accidental mixing with acid, or pipework failure during loading. We design our sodium hypochlorite for clarity, low sediment, and well-marked packaging. Training for both our own truck drivers and customer technicians deals frankly with splash risks, proper PPE, ventilation, and the dangers of mixing with incompatible chemicals. Documentation and support are part of the package, not afterthoughts. Over the years, we’ve shifted our labeling to larger, easier-to-read formats and added QR codes for instant access to use instructions. Customers tell us this makes daily handling less intimidating for new staff, while long-timers appreciate our practical details about batch tracking and safe storage.

    Differences from Other Products: Choices Informed by Real-World Feedback

    Experience has shown us that sodium hypochlorite’s greatest advantage is rooted in liquid handling: no need to dissolve powders, no hazardous pressurized containers, and control over concentration. Compared to chlorine gas, sodium hypochlorite offers a far lower risk profile. Leaks, catastrophic failures, and emergency shutdowns are far rarer when transporting, storing, and using liquid bleach. Municipalities often upgrade aging gas chlorine installations the moment a budget opens up, aiming to move over to bulk sodium hypochlorite. Food processors and healthcare providers appreciate not handling dust, which reduces cleanup and improves air quality inside facilities.

    Although both forms release the same active chlorine on application, sodium hypochlorite provides a gentler, steadier approach for operators who rotate through various shifts and don’t necessarily specialize in hazardous materials chemistry. Our sales and technical support teams run hands-on demos to illustrate these distinctions, hoping it leads to smarter, safer operations and greater confidence. These are not abstract selling points: People in the industry learn quickly where risks lie and vote with their purchasing budgets.

    The Ongoing Push for Better Solutions

    Nothing in our plant stands still. Raw materials shift, regulatory changes come, and customer demands evolve. We invest in better titration equipment, upgrade reaction tanks, and continue staff training. Environmental considerations grow in importance year over year. Our customers ask us about by-product minimization, container reuse, and safe-dosing calculators. We adjust production and distribution to reduce waste—shorter supply chains and batch-controlled shipments help keep local costs and environmental burdens down. As part of this, we participate in industry groups focused on safe handling, lifecycle assessment, and reducing the environmental footprint associated with large-scale disinfection and bleaching.

    Meeting Customer Needs and a Future Outlook

    Over decades of supply, we have worked with municipalities tackling new pathogens, prepping disaster shelters, and moving from batch mixing to continuous dosing. Feedback from field operators feeds into our process mapping, from production to packaging. We value long-standing relationships because every new situation brings a lesson. When someone calls reporting odd smells, color shifts, or inconsistent results, our technical team gets on it. Many problems trace back to old tanks, cross-contamination, poor cap seals, or dosing setpoints set incorrectly by new staff. We provide troubleshooting, but we also look at ways to improve our own labeling, packaging, and transport controls.

    Reflections from the Plant Floor

    Most people see sodium hypochlorite only as household bleach or a pool chemical. On our end, the bigger story is in the enormous impact it has outside the home. Every tank we fill means another community pool is safe, another hospital ward is protected from outbreaks, and another city’s drinking water supply is secure. Each truck that leaves our production site carries more than a chemical solution; it represents an ongoing effort to maintain public confidence in safe water, hygienic surfaces, and reliable industry operations.

    Why Production and Experience Matter

    The best thing about being a manufacturer is seeing direct results from decisions made in process controls, staffing, and raw material sourcing. We serve demanding sectors where shortcuts show up in water tests, user complaints, and excess maintenance costs. Having spent years listening to both operators and regulators, we understand why it matters whether sodium hypochlorite is fresh, how it was handled on the way, and the value of consistent chemical composition. We take pride in improvements we’ve made over time—less sediment, fresher deliveries, and clear communication.

    Direct from the People Who Make It

    We do not see sodium hypochlorite as a faceless bulk chemical. What we manufacture shapes industries and people’s daily health. Every update in formulation or logistics comes after someone shares a challenge they’ve faced, a problem they need solved, or praise for how things have improved based on feedback we built into our procedures. That’s who we serve, and that’s what keeps us pushing for better performance every day. Sodium hypochlorite may be a simple compound on paper, but for those of us who make and ship it, every drum, tote, and tanker tells a story of trust and continual improvement.

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