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Trisodium Naphthalene-1,3,6-Trisulphonate

    • Product Name Trisodium Naphthalene-1,3,6-Trisulphonate
    • Alias Trisodium 1,3,6-naphthalenetrisulfonate
    • Einecs 215-019-9
    • 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

    759694

    Chemical Name Trisodium Naphthalene-1,3,6-Trisulphonate
    Molecular Formula C10H5Na3O9S3
    Molecular Weight 452.32 g/mol
    Appearance Yellow to brown powder
    Solubility In Water Highly soluble
    Melting Point Decomposes before melting
    Cas Number 130-22-3
    Density Approx. 1.9 g/cm3
    Odor Odorless
    Ph Of 1 Percent Solution 6.5-8.5
    Synonyms Naphthalene-1,3,6-trisulfonic acid trisodium salt
    Stability Stable under normal conditions
    Storage Conditions Store in a cool, dry place
    Color Index C.I. 35550
    Ec Number 205-999-3

    As an accredited Trisodium Naphthalene-1,3,6-Trisulphonate 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 sealed 500g plastic bottle, clearly labeled with "Trisodium Naphthalene-1,3,6-Trisulphonate, CAS 130-26-7, Analytical Reagent."
    Shipping Trisodium Naphthalene-1,3,6-Trisulphonate is shipped in sealed, chemical-resistant containers or drums to prevent moisture ingress and spillage. It should be transported under dry, cool conditions, away from incompatible materials. Ensure appropriate hazard labeling and documentation per local and international regulations. Handle with PPE to avoid skin or eye contact during handling and shipping.
    Storage **Trisodium Naphthalene-1,3,6-Trisulphonate** should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. Protect it from moisture and incompatible substances such as strong acids. Store away from direct sunlight and sources of ignition. Ensure the storage area is clearly labeled and complies with chemical safety regulations to prevent contamination and accidental exposure.
    Application of Trisodium Naphthalene-1,3,6-Trisulphonate

    Applications of Trisodium Naphthalene-1,3,6-Trisulphonate in Industrial Manufacturing

    Trisodium Naphthalene-1,3,6-Trisulphonate supports a range of chemical processes across various sectors due to its high solubility, strong dispersing action, and chemical stability. As an established manufacturer, we supply this material for use in specific, quality-driven downstream applications where compliance, formulation accuracy, and efficient integration are essential.

    1. Synthetic Dye and Pigment Manufacturing

    Downstream dye and pigment manufacturers rely on this trisulphonate salt as a dispersing agent to prevent particle agglomeration during organic pigment synthesis and dye formulation. The compound’s structure improves dye bath homogeneity and enables the dispersion of water-insoluble colorants, particularly azo pigments, throughout the grinding and precipitation stages. It allows for consistent color intensity and stable storage properties in textile, leather, and paper dyes.

    Industry compliance standards

    • OEKO-TEX Standard 100 (textile safety)
    • REACH Regulation (EC) No 1907/2006
    • ISO 9001:2015 (Quality Management Systems for pigment manufacture)
    • ZDHC MRSL v3.1 (for chemical input management in textile industry)

    Typical usage ratio

    • 0.5–3.5% by weight in pigment dispersions, adjusted according to pigment particle size and slurry solids content
    • 0.7–2.0% in dye baths depending on dye solubility and application process

    Downstream process integration

    • Introduced during pigment grinding and wet-milling phase to suppress aggregation
    • Added to dye formulation tanks before blending with auxiliary chemicals
    • Applied in final dispersion step before dye standardization and packing

    Final product types

    • Textile direct dyes and vat dyes
    • Organic pigment dispersions for inks
    • Leather finishing dyes and pigments
    • Paper coloring agents

    2. Concrete Admixture Formulation

    Concrete admixture producers use this trisulphonate derivative as a raw material for synthesizing naphthalene-based superplasticizers, critical for achieving high workability and reduced water-to-cement ratio in ready mix and precast concrete. Its sulfonate groups bind to cement particles, providing strong electrostatic repulsion that disperses fine particles efficiently throughout mixing. This enables production of high strength, flowable concrete without segregation or slump loss.

    Industry compliance standards

    • EN 934-2:2009 (Admixtures for concrete, mortar, and grout)
    • ASTM C494/C494M (Standard Specification for Chemical Admixtures for Concrete, Type F/G)
    • BS EN ISO 14001 (Environmental management for admixture factories)
    • GB 8076-2008 (China National Standard for Concrete Admixtures)

    Typical usage ratio

    • Used as a precursor to produce 18–40% active superplasticizer solutions
    • Final admixture dosed at 0.5–2.0% by weight of cementitious material, variably adjusted for setting time and slump retention requirements

    Downstream process integration

    • Condensation with formaldehyde to manufacture sulfonated naphthalene-formaldehyde (SNF) superplasticizer intermediates
    • Blending into finished admixture formulations before QC batch testing
    • Solution adjustment for specific end-user performance profiles

    Final product types

    • SNF-based concrete superplasticizer powders
    • High-range water-reducing admixtures for ready-mix and precast
    • Specialty flowable mortars and grouts for construction
    • Pumping aids for concrete in slit diaphragm wall and tunneling projects

    3. Dispersant for Agrochemical Formulations

    Agrochemical formulators select this compound as an anionic dispersant in wettable powders, suspension concentrates, and flowable forms of pesticides and herbicides. It enables uniform suspension of active ingredients by preventing sedimentation or caking during storage and application. The trisulphonate salt functions to maintain product stability under a range of water hardness and temperature conditions seen in field applications.

    Industry compliance standards

    • EPA 40 CFR Part 180 (U.S. tolerance exemptions for inert ingredients)
    • FAO/WHO Guidelines on Pesticide Specifications
    • ISO 9001:2015 (Quality system for agrochemical manufacturing)
    • GB 3796-2020 (Chinese standard for pesticide formulations)

    Typical usage ratio

    • Dispersant level in finished agrochemical: 2–6% by weight, adjusted by active ingredient particle size and solvent compatibility
    • Lower ratios (0.5–1.5%) in aqueous suspension concentrates

    Downstream process integration

    • Premixed with wetting agents and active compounds during milling and homogenization
    • Blended at the formulation stage prior to filling and packaging of finished agrochemicals
    • Used in post-formulation adjustment to meet industrial suspension tolerance test requirements

    Final product types

    • Wettable powders (WP) for crop protection
    • Suspension concentrates (SC) for systemic or contact pesticides
    • Herbicide flowables for broadacre and specialty uses
    • Seed treatment liquids

    4. Auxiliary Additive for Synthetic Rubber Production

    Elastomer plants utilize trisodium naphthalene trisulphonate as a colloidal stabilizer and emulsifier in emulsion (SBR, NBR) polymerization recipes. In butadiene and styrene block copolymerization, its inclusion controls latex particle size and inhibits coagulation, yielding stable, processable latexes used in automotive, industrial, and consumer rubber goods. The material’s purity and charge density are critical for achieving target mechanical properties after vulcanization.

    Industry compliance standards

    • ISO 9001:2015 (Quality for rubber compounders)
    • ASTM D412 (Physical testing for rubber properties—tensile, elongation, modulus)
    • Registration under EU REACH Regulation for rubber additives
    • Product stewardship in line with ISO 14001 (environmental protection in rubber synthesis)

    Typical usage ratio

    • 0.2–1.5% by weight of total monomer charge, modulated in relation to latex solids and desired particle size
    • Higher end for high-stability latexes (automotive, medical)

    Downstream process integration

    • Introduced during water phase preparation before emulsion polymerization reactor charging
    • Blended with other emulsifiers and stabilization agents for latex compounding
    • Used in process water recirculation to limit waste and improve yield in closed-loop systems

    Final product types

    • SBR latex for tire cord adhesives, carpet backing
    • NBR latex for industrial gloves and automotive seals
    • Emulsified synthetic rubber masterbatches
    • Construction sealant compounds

    5. Additive for Electroplating and Metal Finishing Baths

    The trisulphonate salt serves as a bath additive in nickel, zinc, and copper electroplating operations, facilitating uniform deposition and limiting streak formation by controlling crystal growth. Plating solution formulators specially value its thermal and hydrolytic stability at elevated tank temperatures. The compound supports high-speed plating lines for electronics and decorative metal finishing by regulating cathodic polarization.

    Industry compliance standards

    • ISO 9001:2015 (Quality consistency for electroplating bath preparation)
    • EN 12540 (Nickel electroplating technical standard)
    • RoHS Directive 2011/65/EU (for electronics and plated parts)
    • Volume 5 of the German Federal Institute for Materials Testing (BAM) guidelines for inorganic coatings

    Typical usage ratio

    • 0.1–1.2 g/L in electroplating bath, adjusted upward for thicker deposits or longer runs
    • Lower end for barrel plating, higher for rack or reel-to-reel applications

    Downstream process integration

    • Dosed directly into electroplating bath tank during solution makeup and top-up
    • Monitored by plating house QC staff to maintain target conductivity and dispersive power
    • Co-formulated with brightener and leveling agents for high-spec decorative finishes

    Final product types

    • Electronics circuit board nickel and copper finishes
    • Automotive connector and fastener plating
    • Sanitary ware and decorative hardware coatings
    • Precision electroformed metal components

    6. Additive in Water Treatment Chemical Blends

    Water treatment chemical suppliers incorporate this trisulphonate salt in dispersant and antiscalant formulations for boiler, cooling, and reverse osmosis (RO) systems. It enhances the dispersion of insoluble salts (such as calcium, magnesium, or iron) to minimize scale buildup on heat exchange surfaces and membrane modules. This chemical provides thermal stability at elevated process temperatures, contributing to extended equipment service life and operational efficiency in municipal and industrial plants.

    Industry compliance standards

    • ANSI/AWWA B451 (Standard for Dispersant and Antiscalant Products in Water Treatment)
    • EU Drinking Water Directive 2020/2184
    • NSF/ANSI 60 (Health effects of drinking water treatment chemicals)
    • ISO 14001 (Environmental management in industrial water treatment)

    Typical usage ratio

    • 0.8–3.0% by weight of final dispersant or antiscalant concentrate
    • Applied to water circuits at 2–25 ppm, adjustable by scaling index and water chemistry

    Downstream process integration

    • Blended with polycarboxylates and phosphonates during chemical concentrate formulation
    • Dosed to recirculating water stream via automated feeder or batch make-up tank
    • Included in one-step preblends for industrial RO plant operations

    Final product types

    • Cooling tower and boiler scale inhibitors
    • Membrane antiscalant for reverse osmosis plants
    • Industrial process water dispersants
    • Municipal water conditioning blends
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    Certification & Compliance
    More Introduction

    Trisodium Naphthalene-1,3,6-Trisulphonate: Experience at the Source

    Understanding Our Product

    Manufacturing chemicals often looks simple on paper, but the full story reveals itself only through years of hands-on practice. Here at our facility, we have dedicated ourselves to producing trisodium naphthalene-1,3,6-trisulphonate, refining processes batch after batch to support industries that depend on consistent and reliable raw materials. The heart of this product lies in its three sulfonic acid groups anchored to a stable naphthalene backbone. Each step of synthesis has been dialed in, not for abstract uniformity, but to make sure each delivery reaches you ready for use — every particle, every drum, every order.

    Working with Real Materials

    We know the marketplace can feel crowded. Many products promise the same features, but unless you’ve been in the warehouse or the reactor room, it’s impossible to see the real distinctions between off-the-shelf additives and a carefully built molecule. Our production line for trisodium naphthalene-1,3,6-trisulphonate runs every day, with chemists and technicians monitoring each stage. Moisture levels, purity readings, and solubility are tracked with hands-on checks as well as analytics — not to hit a theoretical number on a spec sheet but to make sure no surprises wait down the line for the end user.

    Model and Specifications Based on Experience

    Old habits die hard in the shop, and accuracy matters. Over years of manufacturing, our usual output delivers the product in powder form, with a sodium content tightly adjusted to match downstream reaction needs. Some clients require material with a particular particle size or flowability, so we’ve invested in equipment that lets us fine-tune output without excessive dust or caking, even after weeks in storage. Traditional product specifications set purity above 92%, while moisture remains below 3% for most bulk orders. These targets weren’t plucked from marketing charts; they earned their place through trial, error, and customer feedback.

    The melting point and solubility in water play a part that goes beyond the numbers. Water comes in many grades, mixing tanks often sit unused between batches, and temperature swings can surprise even the most careful operator. With our process experience, we aim to produce a trisulphonate that dissolves cleanly, without the tendency toward clumps or stubborn sediment. In real-world situations, operators value a product that pours steadily and doesn’t require poking or scraping from the bags.

    Supporting Genuine Applications Instead of Production

    From concrete admixtures to dispersants in dyes, trisodium naphthalene-1,3,6-trisulphonate finds its place in blends where small details matter. As specialists, we’ve refined our approach to handle requests from ready-mix concrete plants in humid climates, paper mills seeking reliable anionic dispersants, and dye formulators searching for a stable carrier that doesn’t discolor or degrade over time. Each application stresses different attributes, but years in the trenches have taught us: performance on the line matters more than a dozen certifications.

    In construction admixtures, for example, compatibility and dispersion stand out. No batch ever comes off our line without hands-on quality checks for solubility and solution color. Dyes and pigments demand their own kind of stability, so we’ve collaborated with clients to sample and stress-test material under accelerated aging and intense formulation. More than once, a standard grade needed tweaking — maybe a finer grind, maybe a tweak in the salt ratio. We’ve seen how a granular, pourable product speeds up production for high-throughput operations, reducing bottlenecks and labor costs.

    What Sets Our Trisulphonate Apart

    Many customers arrive thinking all trisodium naphthalene trisulphonates look the same. Time in the business quickly teaches the opposite. It’s not only about the base chemical — plenty of suppliers ship containers from far-off places that seem to tick every technical box. Risks begin once the shipment leaves the factory. Humidity sneaks into sacks and hardens the powder, foreign particles resist filtration, or the product turns out too coarse for fine-metering pumps. Our long track record in shipping bulk orders, both by sea and road, speaks for itself.

    As original manufacturers, we keep hold of every step: raw naphthalene sourcing, controlled sulfonation, and skilled workers in charge of neutralization and drying. Our material leaves the plant dense but still free-flowing. Rigorous in-house analytics monitor for inorganic salt content, as trace metal ions — sometimes introduced during synthesis — can trip up certain specialty dyes or functional fluids. Over time, chemists have pinpointed reaction conditions and purification methods that filter out these impurities, keeping results consistent day after day.

    Tackling Industry Challenges Firsthand

    Some challenges repeat themselves. In sulfonate manufacturing, calcium ion contamination and color inconsistencies show up season after season. We spent countless hours tracking down causes of tricky yellow or brown tinges, tracing them back to impurities in starting materials and subtle changes in reactor temperature. These aren’t issues solved in a committee meeting; solutions grew out of staying late in the plant, running extra pilot lots, and sampling across every stage.

    Moisture handling also sent us back to the drawing board many times. Bulk bags left on concrete floors inevitably attract dampness. We responded by improving our bagging line, investing in tougher valve-sealed sacks, and increasing lot traceability. Many clients now order pre-packed drums with food-grade liners, after watching powder cake up in standard polypropylene bags during long ocean crossings. Lessons like these, learned in real-time, run deeper than any technical guideline.

    Working Directly with Partners, Not Middlemen

    Being the manufacturer puts us in direct contact with both challenges and opportunities. Unlike intermediaries, we don’t have to guess or rely on secondhand reports when a customer needs an adjustment. We’ve sat down with plant operators after a failed batch and traced it all the way back to sample documentation, not just hoping the lab data solves the problem. We listen to the workers dealing with clogged hoppers, and we walk the lines where wet clumps can halt a shift.

    Our support doesn’t come from a script. Each time a buyer faces an issue with color bleed in a new dye, for instance, we diagnose the source. Sometimes the culprit traces to pH drift, sometimes to incomplete neutralization in competitive material. We take these lessons straight into the next production run. This loop of feedback means our trisodium naphthalene-1,3,6-trisulphonate keeps evolving in response to the way people actually use it, not just theoretical conditions in the spec sheets.

    Facts that Shape Our Approach

    Years ago, a major customer lost valuable production time due to dusting and pour issues in their mixing system. After they requested help, our team matched the root cause to too-coarse granulation. Collaborative testing led us to finish the material just fine enough to prevent floating particles without packing so tightly that it turned to concrete in storage. This real-world challenge reshaped how we handle— and think about— every packing line and screening sieve since.

    Another example arose during a hot, wet summer. A client reported unexpected hardening of the powder after customs clearance. Traceback through several supply chain nodes uncovered humidity changes in the storage area overseas. We changed to a double-bagging method, monitored shipping container condensation, and set up customer-side guidelines for warehouse airflow. Since then, reports of caking and lost inventory dropped to almost zero. These lessons flow through our operations, updating packaging and shipment protocols instead of offering platitudes.

    Knowing What Makes the Difference

    In comparing our trisodium naphthalene-1,3,6-trisulphonate to others on the market, it comes down to control and traceability. Factory-fresh bulk always beats warehouse-stale stock from unknown storage. Experience shows how small contaminants affect polymerization, pigment load, or cure time in end-user processes. Some supplies include trace calcium, magnesium, or even leftover acids, and these hitchhikers show themselves as sludge in application.

    It’s not just about technical numbers, but how reliably they show up across batches, seasons, and formats. The most valuable standard isn’t only in the certificate, but in the call from the operator whose problem was solved last month. We put our resources behind incremental improvements. Each new mixer, dust collector, or analytic module in our plant carries lessons learned from both major and minor setbacks in the field.

    Solutions Built From Real Engagement

    Face-to-face troubleshooting with partners has set our direction each year. From investments in better ventilation for filling lines, to workflow tweaks minimizing cross-contamination from adjacent processes, the dial keeps moving in response to actual use cases. We foster exchanges with R&D teams in industries ranging from construction to synthetic dye manufacturing, so we don’t miss a new trend or overlooked requirement.

    One of our primary customers required a version with lower sodium sulfate content for their next-generation dispersant blend. Insights gleaned from lab-scale runs eventually found their way to full-scale adjustment, with the bulk of their next order arriving dust-free, and with enhanced solubility verified by their own in-house QC. Our partnerships grow through dozens of improvements like this — none flashy, but each valuable for someone trying to keep their production on track.

    Supporting Quality from the Foundation Up

    Pure chemistry rarely stays on the page. Raw material quality shifts with the seasons, process water chemistry shifts, and small lapses in operator attention can send production into chaos. This business teaches humility. Even the smallest bottleneck or oversight in drying can ripple out to end-users as poor solubility, odd colors in finished product, or even regulatory compliance headaches.

    We tackle these issues at the root — hands-on training for operators, campaign maintenance on key reactors, tighter quality checkpoints matched to shipment milestones. A simple barcode system cut our internal error rates dramatically. Each new challenge — a batch out of spec, a mispacked shipment — forces us to circle back, adjust, and keep improving. Our process is never static, but lives and grows along with the industries we serve.

    Learning from Industry Shifts

    Regulatory and environmental standards never stand still. Over the past decade, we’ve seen upstream and downstream demands shift, with expectations for cleaner, lower-toxicity chemicals and lower-energy production. We responded by investing in better waste treatment for effluents, reviewing every reagent for trace byproducts, and building more robust analytics into every order’s paperwork and tracking.

    Clients working in sensitive downstream applications — from soil conditioning to specialty surfactants in oil recovery — have come to expect thorough data on everything from leachable metals to dye compatibility. Our in-house practices keep pace, with open-door lines for independent auditors, and access to batchwise data at a click. Safety, both environmental and worker-based, flows directly into every procedure in our mill. The safety stories aren’t always glamorous, but every added PPE checkpoint or improved dust trap has its roots in real incidents, not best-practice handbooks.

    Refining the End Experience

    For those standing at mixing tanks, or maintaining process pumps year-round, the chemical’s handling matters as much as the technical claims. Clumps, fine dust, and chronic residuals clog equipment and slow work. Our formulation approach puts physical characteristics up front. Slight tweaks in dryer temperature, improvements in granulation sieves, and double-checking packaging lines led to a product that handles cleanly in both open and closed feed systems.

    Users report that downtime fell and consistency improved. We avoid overpromising, since the best metric isn’t our own test data but the workflow on the customer’s factory floor one or two months in. Investments in improved shipment labeling and pre-notification for customs have made it easier for buyers to move our product from port to plant. Each bottleneck identified and removed at our end translates to smoother production downstream.

    Addressing Common Headaches Instead of Passing the Buck

    Technical service lines often hear about recurring headaches — separated layers in solution, inconsistent powder weight, or labeling that fails import controls. By tackling these before goods leave our property, we save headaches for downstream users. Batch records, each tagged to individual drums, give shell operators, line foremen, and compliance officers real answers to questions that might otherwise take days — or lead to wasted material.

    Dispersant performance, in paper or concrete, depends on both the chemistry and the hands that make and move it. We own that relationship from synthesis through to loading onto the last truck. If a batch disappoints, our support team digs into root causes, not workarounds. Every operator or R&D manager who’s dealt with split batches or off-colors knows how critical this commitment is to long-term value.

    The Manufacturer’s Role in the Bigger Picture

    Behind every batch of trisodium naphthalene-1,3,6-trisulphonate stands a chain of decisions, late nights, and incremental learning. Manufacturing is about more than churning out bulk — it’s about navigating shifting sands in regulation, usage, and supplier reliability. We know how fast a minor raw material shift can take out a week’s output down the line. Our facility adapts, improves, and communicates openly with those actually using the product.

    Keeping close to advancements in automation, filtration, and material science means we bring sharper, safer, and more useful products to market. Changes may seem small to outsiders — one better filter, a new control system, or a tweak in QC documentation — but they ripple outward to support finished goods that need to meet real-life regulatory, technical, and operational pressures.

    What Trisodium Naphthalene-1,3,6-Trisulphonate Means for Modern Manufacturing

    This isn’t just another commodity. For every application — from dye houses needing stable dispersants to concrete factories chasing high early strength and flow — the difference comes in those day-to-day hurdles solved alongside the people who stand on the production floor. Our knowledge comes not from resale, but through living and working with the material, troubleshooting problems where they matter, and keeping lines of communication open long after the paperwork closes.

    At the end of the day, chemical manufacturing is about solving problems before they grow. Our trisodium naphthalene-1,3,6-trisulphonate delivers not only a molecule but the collective know-how, grit, and realism that come from decades of building, breaking, and fixing in response to our partners’ needs. That’s what makes each production run more than another batch; it builds trust, reliability, and real results for those counting on us.