Products

Liquid Chlorine

    • Product Name: Liquid Chlorine
    • Chemical Name (IUPAC): Sodium hypochlorite
    • CAS No.: 7782-50-5
    • Chemical Formula: NaOCl
    • Form/Physical State: Liquid
    • Factroy Site: Qinghai Salt Lake Industry Co., Ltd., 28 huanghe road, Golmud City, Qinghai Province
    • Price Inquiry: sales3@liwei-chem.com
    • Manufacturer: Qinghai Salt Lake Industry Co., Ltd
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    Specifications

    HS Code

    815469

    Chemical Name Liquid Chlorine
    Common Name Sodium Hypochlorite Solution
    Chemical Formula NaOCl
    Appearance Clear, pale yellow-green liquid
    Odor Strong, bleach-like smell
    Molar Mass 74.44 g/mol
    Density 1.1–1.2 g/cm³ (varies by concentration)
    Ph 11–13 (alkaline)
    Solubility In Water Completely soluble
    Boiling Point Decomposes before boiling
    Main Use Disinfectant and water treatment
    Available Chlorine Content 10–15% by weight
    Stability Unstable; decomposes in sunlight and heat
    Corrosiveness Corrosive to metals and skin
    Storage Temperature Below 25°C (77°F)

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

    Packing & Storage
    Packing Liquid Chlorine is packaged in sturdy, sealed 25-liter yellow HDPE drums, clearly labeled with hazard warnings and handling instructions.
    Container Loading (20′ FCL) Container Loading (20′ FCL): Liquid Chlorine is loaded in approved ton containers, securely packed and sealed, ensuring safe transport and handling.
    Shipping Liquid chlorine is shipped in specially designed, corrosion-resistant steel cylinders, drums, or tank cars under pressure to maintain its liquid state. Containers must be clearly labeled, kept upright, and stored in cool, well-ventilated areas away from heat or combustibles. Proper protective equipment and emergency procedures are essential during handling and transport.
    Storage Liquid chlorine is typically stored in specially designed, sealed steel cylinders or tanks equipped with pressure relief valves. These containers should be kept in cool, well-ventilated, and dry areas, away from heat sources, flammable materials, and direct sunlight. Proper signage, leak detection, and secondary containment are essential to ensure safety and prevent accidental release of toxic chlorine gas.
    Shelf Life Liquid chlorine typically has a shelf life of about 6 months, after which its effectiveness decreases due to gradual breakdown and evaporation.
    Application of Liquid Chlorine

    Purity 99%: Liquid Chlorine with purity 99% is used in municipal water disinfection, where it ensures rapid microbial deactivation and compliance with drinking water standards.

    Stability Temperature 10-50°C: Liquid Chlorine with a stability temperature of 10-50°C is used in industrial process water treatment, where consistent performance is maintained across varying ambient conditions.

    Concentration 12-16%: Liquid Chlorine at concentration 12-16% is used in large-scale swimming pool sanitation, where it provides effective algae control and pathogen removal.

    Viscosity Grade Low: Liquid Chlorine of low viscosity grade is applied in automated dosing systems for wastewater treatment, where it enables precise and uninterrupted chemical delivery.

    Container Size 1,000 L: Liquid Chlorine in 1,000 L containers is used for continuous dosing in power plant cooling towers, where it reduces bacterial fouling and maximizes heat exchange efficiency.

    Melting Point -101°C: Liquid Chlorine with a melting point of -101°C is deployed in cold storage facility sanitation, where it remains reliably effective under low temperature conditions.

    Impurity Content <0.2%: Liquid Chlorine with impurity content less than 0.2% is utilized in pharmaceutical process water preparation, where it supports stringent purity requirements for sensitive production environments.

    Molecular Weight 70.9 g/mol: Liquid Chlorine featuring a molecular weight of 70.9 g/mol is used for chemical synthesis in chlorination reactions, where it guarantees stoichiometric accuracy and predictable reaction yields.

    Density 1.56 g/cm³: Liquid Chlorine with density 1.56 g/cm³ is incorporated in pulp bleaching applications, where it ensures controlled penetration and high-efficiency lignin removal.

    Reactivity Control Stabilized: Liquid Chlorine with stabilized reactivity control is used in food processing equipment sanitation, where it prevents excessive chlorine release and minimizes corrosion risks.

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    Certification & Compliance
    More Introduction

    Liquid Chlorine: The Backbone of Reliable Water Treatment and Industrial Disinfection

    Direct from Our Production Line

    Liquid chlorine production has been a daily operation on our site for decades. The whiff in the air, the clanging of pipes, the dedicated crew—these have become part of our working rhythm. Meeting ever-tightening quality standards, we produce high-purity liquid chlorine under tightly monitored reactions that start at the cell and finish in insulated storage, never breaking the safety chain. Our staff monitor every stage, from brine purification to the final product loading, keeping human oversight at every critical control point.

    Many people picture liquid chlorine as an anonymous commodity with little variation. That idea vanishes under the scrutiny that follows every batch we make. In our plant, quality checks move hand-in-hand with production, not as an afterthought. We draw on years at the controls—knowing when a pump isn't right just by the hum, spotting trouble in a pressure gauge before a machine triggers an alert. The workflow embeds precautions that only come from decades of handling tons of pressurized gas in liquid form, turning concentrated safety into standard practice.

    Product Focus and Experience

    Our primary grade of liquid chlorine appears as a clear amber liquid, typically delivered to customers in pressurized tankers or tonner cylinders. This product contains almost pure chlorine (Cl2), free of common ions and organic residues, so it performs with reliable consistency during dosing. Over the years, we've invested in plant upgrades to minimize iron and chlorate signatures, because we know low impurity translates into higher performance downstream, especially in municipal plants and sensitive manufacturing lines.

    Throughout our production cycle, we keep close records of pressure, temperature, impurity levels, and physical condition, not only to meet compliance, but because we found these habits cut down the risk of unexpected shut-downs and help us fine-tune our process. Our in-house laboratory runs titrations and spectroscopic analysis as each batch leaves the purification circuit. This hands-on sampling approach ensures the liquid chlorine rolling out the gate matches the specification—typically around 99.5% chlorine by weight, held at minus 34 degrees Celsius under several atmospheres of pressure.

    Why Liquid Chlorine Remains Essential

    The history of water treatment owes a lot to chlorine. Liquid chlorine, delivered in pressurized form, slips into dosing skids and feeding lines more directly than solid forms, cutting out extra steps. One plant engineer told us that switching from chlorine gas to our liquid product trimmed downtime by over twenty percent—not a small amount when thousands depend on plant output. Handling risks exist, yes, but a sharp eye for safety, a careful maintenance plan, and reliable supplier relationships keep systems running year after year.

    In our experience, the real world seldom matches textbook processes. Tanks sweat through summer heat, lines develop tiny corrosion scars, and plant operators face every kind of weather. During trial runs, field crews find that pure, stable liquid chlorine responds to controls with tight margins, giving predictable results batch after batch. This is why some of the largest water utilities specify liquid chlorine; the stakes run higher when public health enters the equation.

    Industrial clients come to us after struggling with off-spec sodium hypochlorite that fades before the job is done. They find that switching to our liquid chlorine stretches their chlorine molecule further. For pulp bleaching, chemical synthesis, and cooling towers, liquid chlorine's concentration delivers stronger oxidative punch compared to alternatives. We have watched manufacturing plants recalibrate their chemistry to match the higher reliability and potency.

    Common Applications from Years on the Job

    Most of our liquid chlorine flows into large-scale water disinfection—municipal drinking water, industrial process water, and swimming pools—where cost, quality, and response speed matter most. It handles pathogens, clears up algae, and keeps water compliant with regulations.

    Besides water treatment, we support chemical companies in producing hydrochloric acid and chlorinated organics. Liquid chlorine enables vinyl production, solvent manufacturing, and specialty intermediates. One paper plant commented on the improvement they witnessed from cleaner, purer chlorine: bleach yields rose, maintenance headaches dropped, and worker comfort improved due to fewer byproducts in plant air.

    Many clients also use our liquid chlorine for effluent treatment, odor control, and poultry processing, where bacterial control is a frontline requirement. Smaller volumes also see use in electronics, alloy surface cleaning, and even microelectronics fabrication. Contractors arrive on-site with specialty dosing equipment, knowing exactly how much product reaches the process line, thanks to the high concentration and careful calibration that starts here in our plant.

    How Liquid Chlorine Compares with Other Disinfectants

    People sometimes ask why we recommend liquid chlorine over sodium hypochlorite, calcium hypochlorite, or chlorine dioxide tablets. Over decades, the difference surfaces in long-term reliability and ease of handling in large installations. Liquid chlorine ships with little degradation—chlorine gas doesn't lose potency during storage or transport the way bleach solutions do. Bleach starts breaking down the day after it’s produced; by the time it arrives at a remote site, it could lose a chunk of its intended strength.

    Compared to solid forms, liquid chlorine eliminates dissolving steps. No slow mixing, no issues with incomplete solution, and zero build-up in feeder lines. That trouble comes up often in hard-water regions, as calcium and magnesium salts build scale around solid-dosing systems. With liquid chlorine, each molecule already sits primed for reaction, giving pure, punchy oxidation immediately after release.

    Some clients mention the labor involved in handling cylinders or drums of powdered chlorine, which creates extra exposure risks and disposal headaches. Our liquid chlorine arrives ready to fit into pressurized feed systems, taking advantage of existing piping and minimizing on-site chemical handling. Our long-time customers rarely see unplanned downtime caused by product switching or inconsistent feeding, since we ship product only after direct sampling—never just by paperwork.

    Within pool management, lifeguards and maintenance staff mention the cost savings and reduced chemical clutter when they switch to bulk liquid chlorine instead of bags of calcium hypochlorite. There’s less mess, less spillage, and tighter inventory control, given the longer shelf life and clean transfer into dosing pumps.

    It comes down to trust in the product and people behind it. On our site, we know every tanker shipment follows a detailed checklist built from years of field incidents—small and large—that define what works and what doesn’t. Transport crews train on real-life loading bays, wearing gear best suited for the job, and using pressure-rated hoses and gas sensors that cut response time in a pressure release event.

    Safety: Hard Lessons Turned Into Practice

    Safety shapes every task in chlorine manufacturing, from unloading salt for the cell process through final loading into insulated cylinders and tankers. We have confronted leaks, cold burns, and the hidden hazards of pressurized systems since before many new hires were born. New operators learn quickly, sometimes the hard way, as even a missed hex nut or a brittle gasket can trigger a chain of risks.

    Among seasoned crew, small habits echo hard-won lessons: Inspect every valve stem. Keep tools tagged and pressure-rated. Triple-check seals before moving product. These routines cut down incident rates year after year, which matters most to the friends and families of staff who trust that coming home at day’s end is routine, not luck.

    One incident a few years back changed some of our site routines. A faulty relief valve on a shipment trailer triggered a remote alarm—our on-staff spill crew responded within minutes, going straight to containment procedures refined in hundreds of drills. No injuries followed, but the incident reshaped our maintenance calendar. Now, every third party trailer runs through double inspection before connecting to any transfer header. Mistakes teach best when the pain gets remembered, built into how people train, and passed along to the next crew.

    We also stay close to the first responders and regulatory agencies nearest our plant. Good working relationships and regular drills link our process to external safety plans, not just to legal compliance but to actual readiness. The learning from the field—what to expect, what to fix, what to avoid in design—feeds directly into the next round of plant modifications and personnel training.

    Challenges of Chlorine in Today’s Regulatory Climate

    Chlorine production and handling may never get easier in terms of regulation. Air, water, and worker safety standards tighten with every review cycle. We see these changes not as hurdles to clear, but as prompts to improve old methods. Just last year, we installed digital batch controls linked to plant-wide alarm monitoring, a move that caught several process swings before anyone had to reach for a radio.

    On another front, we keep records now for the life of the plant, not just by audit window. Every shipment links back to salt lot, custody chain, and maintenance logs. Auditors spend real time at our desks, reviewing those dull hours logged by workers watching a tank sight glass in the middle of the night, and it makes a difference. One review caught a habit of over-tightening a pipeline connection—a practice that, left unchecked, could have led to a hazard in the wrong weather.

    In response to calls for greener chemistry, we’ve trimmed waste by recapturing vented chlorine into the product stream, reducing emissions as a matter of standard routine, not just compliance. Water re-use loops carry brine back through a filtration circuit before returning to the main cell plant, reducing overall demand and minimizing effluent. These changes grew from small suggestions in our morning meetings, shaped by comrades worried about their own families’ water supply downstream as much as about a regulatory deadline.

    Tracing Every Drop: Supply Chain and Reliability

    Anyone in this business knows a supply delay can force whole cities to scramble overnight. We learned long ago to reserve buffer stock on hand—enough for several days of deliveries—rather than trust to just-in-time shipments alone. Our tanker fleet undergoes regular rotation, keeping units fresh and maintenance current.

    Every delivery cycle involves coordination with plant managers and operators at receiving sites, often long after standard hours. Our dispatch team checks real-world transit times, weather, and working hours at customer unloading bays. We rely on staff who stick with us through holidays, late nights, and peak season demands. One winter storm threatened to block half our weekly loads—we didn’t leave a single municipal utility short that week, thanks to hands-on response from drivers and load supervisors tracking each truck’s location hour by hour.

    Equipment downtime happens everywhere. Pumps fail, seals leak, and control valves freeze. By keeping our inventory and people deep enough, we cover most outages without missing critical deadlines. We swap out hardware in hours, not days, and support partner sites with spare parts and kit handoff.

    What We’ve Learned from Customers and Years of Practice

    Buyers rarely want theory—they want to know what real crews face on the ground. Over years, we’ve collected stories from customers: one plant manager scribbled dosing records on phone notepads while waiting for computer repairs; another tracked shelf life on chemical drums with masking tape dates. Our team visits sites, checks fittings, and learns from the small adjustments people use to keep the chemical process humming.

    We work with municipal operators who request special offloading hours, smaller tankers, or added driver check-ins. Their input helped shape our current schedule and fleet mix. Likewise, several industrial clients requested custom purity specs for resin manufacturing, prompting us to install extra purification steps. Field engineers give us feedback after every shipment about container condition, offloading ease, and even label clarity. Adjustments grow from these conversations, not from office memos.

    Mistakes sometimes happen on both sides: dosing pumps stick, temperature alarms get missed, or tank valves fail to reseat after loading. By sharing details of root-cause investigations, we build thicker trust with customers and regulators alike. They know failed gaskets or operator errors make the news, and improvement means sharing the full story, not just patching over the immediate fault.

    Pushing for Better: Ideas from the Shop Floor Up

    Innovation doesn’t always come from new software or expensive plant upgrades. Often, lessons from maintenance crew or operators save more downtime and increase product reliability than anything else. Some of our best improvements came from the floor—the suggestion to replace a solid pipe joint with a flexible section spared us repeated vibration cracks that no supplier’s manual mentioned. A new discharge nozzle cut filling times by a quarter, thanks to a loader who noticed slow vapor release during summer.

    We test new dosing equipment in our own plant first, watching how it responds to temperature swings or pressure drops. The failures—gaskets turned brittle in cold storage, gauge designs unreadable at dawn—teach more than any catalog spec. We share these experiences with clients, cautioning against fixes that look good on paper but break down during real usage. Most clients appreciate hearing the unvarnished truth, even if it steers them away from new but unreliable kit.

    Tech advances hold promise. Our plant automation captures excursion data minute-by-minute, sending alerts to remote staff if something slides off target. This has avoided wasted product and alerts the floor well before the process could spin out of control. We keep the same philosophy for logistics—better software tracks incoming and outgoing deliveries and helps spot chronic slowdowns or gaps.

    Environmental Responsibilities in Modern Chlorine Production

    Concerns about environmental impact have grown from activists and regulators alike. We make improvements not by press release, but by shifting small, daily choices: recapturing gas, monitoring load-out fugitive emissions, and maintaining tanks that exceed leakage standards. Compressors run longer between seal replacements thanks to oil analysis and filter upgrades that originated as side projects by repair techs.

    Indirect impacts—like energy use, water draw, and waste brine—drive us to hunt for process upgrades. Added investment in energy-efficient compressors, LED lightning, and heat recovery on our site's outflows matters both for compliance and operating costs. Staff meetings highlight wins: less waste, more reuse, safer plant air, and discharge water that clears local standards.

    Looking Ahead: Supporting Customers Beyond Delivery

    Liquid chlorine is a mainstay for vital industries and everyday public health. Our site’s output flows directly into the lifeblood of countless communities and businesses. Beyond simply making and shipping product, our role extends to customer support, troubleshooting, and collaborating to adjust dosage as process conditions change.

    Seasoned supervisors supply advice on safe transfer, troubleshooting, and compliance filings—insights that can’t be found in standard manuals. As regulatory expectations and customer demands rise, we match these with faster response, open feedback, and tweaks to every link in the delivery chain.

    Plant managers want chemicals they can count on, delivered by people who anticipate hitches and solve them before they interrupt daily operations. We base improvements on direct, unfiltered conversations with operators, staff, and engineers working in real-world conditions, where theory meets the test of hands-on use.

    Liquid chlorine is more than a molecular formula—it’s the result of decades of proven process, daily vigilance, rigorous field experience, and continual improvement driven by people who understand the job both at the controls and on the receiving end. For us, delivering this product means staying at the intersection of reliability, safety, and genuine partnership with every client who relies on what we make.