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1,4-Butanedisulfonic Acid Disodium Salt

    • Product Name 1,4-Butanedisulfonic Acid Disodium Salt
    • Alias Disodium butane-1,4-disulfonate
    • Einecs 242-361-8
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    150389

    Cas Number 25949-65-5
    Molecular Formula C4H8Na2O6S2
    Molecular Weight 294.21 g/mol
    Synonyms Disodium 1,4-butanedisulfonate
    Appearance White to off-white powder
    Solubility Soluble in water
    Melting Point Decomposes on heating
    Purity Typically ≥98%
    Ph 1 Solution Approximately 5-7
    Storage Conditions Store at room temperature, in a dry and well-ventilated place
    Inchi Key VUWUODBGYINZTF-UHFFFAOYSA-L
    Smiles C(CS(=O)(=O)[O-])CCS(=O)(=O)[O-].[Na+].[Na+]

    As an accredited 1,4-Butanedisulfonic Acid Disodium Salt factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White, high-density polyethylene (HDPE) bottle containing 100 grams of 1,4-Butanedisulfonic Acid Disodium Salt, securely sealed with tamper-evident cap.
    Shipping 1,4-Butanedisulfonic Acid Disodium Salt is shipped in tightly sealed containers, typically plastic bottles or drums, to prevent moisture absorption and contamination. Packages are clearly labeled with hazard and handling information per regulatory guidelines. The chemical is transported in compliance with relevant safety standards to ensure safe and secure delivery.
    Storage **1,4-Butanedisulfonic Acid Disodium Salt** should be stored in a tightly sealed container in a cool, dry, well-ventilated area, away from incompatible substances such as strong oxidizers. Protect it from moisture and direct sunlight. Maintain storage temperature at room temperature (15–25°C). Always follow appropriate laboratory safety protocols and ensure containers are properly labeled.
    Application of 1,4-Butanedisulfonic Acid Disodium Salt

    Applications of 1,4-Butanedisulfonic Acid Disodium Salt in Industrial Manufacturing

    1,4-Butanedisulfonic Acid Disodium Salt serves as a versatile sulfonating agent and buffering component in several advanced industrial processes. As a direct manufacturer, we supply this compound to customers in high-value markets that require strict quality assurance and technical adaptation for complex synthesis and functional material development.

    1. Electroplating Bath Additives for Metal Surface Finishing

    This sulfonate salt functions as a key additive in electrolyte solutions for nickel and copper electroplating baths. It ensures controlled metal ion conductivity, improves current distribution, and minimizes unwanted pitting on plated components. Manufacturers in the automotive, electronics, and aerospace sectors use this compound to refine the microstructure of deposition on critical metal surfaces, optimizing component durability and performance. Suppliers commonly require analytical traceability as part of annual audits, with strict control on trace elements and overall salt purity to guarantee reproducible plating results at scale.

    Industry compliance standards

    • DIN EN ISO 1456 for electroplated coatings
    • RoHS 2011/65/EU compliance for electrical components
    • IEC 62321 for hazardous substance analysis
    • ASTM B571 for testing electrodeposited metal coatings

    Typical usage ratio

    • Added at 0.5–2.5% w/v in the electrolyte bath, adjusted for bath size, metal load, and target thickness
    • Dosing controlled by bath titration and in-line conductivity readings

    Downstream process integration

    • Direct addition into make-up solution before plating begins
    • Regular replenishment during bath maintenance cycles to stabilize bath composition
    • Works in synergy with brighteners and complexing agents

    Final product types

    • Nickel-plated connectors for automotive harnesses
    • Copper-plated PCBs for electronics assembly
    • Switchgear contact surfaces
    • Specialty aerospace fasteners

    2. Pharmaceutical Synthesis: Salt Formation for Active Pharmaceutical Ingredients (APIs)

    This sulfonic acid salt is employed during late-stage synthesis of select APIs, serving as a counterion generator during salt formation to improve solubility and enhance process yield. In GMP environments, formulators leverage its high purity and low residual heavy metals content to meet stringent regulatory requirements. Salt selection directly impacts downstream purification, crystallization, and final product stability. Analytical verification of residual inorganic anions and cations plays a key role during batch release for regulatory submission.

    Industry compliance standards

    • ICH Q7 for GMP active pharmaceutical ingredient manufacturing
    • USP <1092> for pharmaceutical salt selection and documentation
    • 21 CFR Part 211 for finished pharmaceutical product quality
    • European Pharmacopoeia 10.0 monographs for sulfonate salts

    Typical usage ratio

    • Stoichiometric ratio to active ingredient, typically 1:1 molar basis
    • Optimized via solubility screens during late-stage process development

    Downstream process integration

    • Added after base compound synthesis in salt exchange or neutralization steps
    • Solution pH and ionic strength tightly controlled
    • Compound isolated by crystallization or filtration before drying

    Final product types

    • Sulfonate salt forms of APIs targeting metabolic, cardiac, and oncological indications
    • Intermediates for further API functionalization
    • Reference standards for analytical development

    3. Ion-Conductive Polymer Materials for Proton Exchange Membrane (PEM) Fuel Cells

    As a functional monomer component, this salt is introduced into specialty copolymer synthesis to impart sulfonate ionic groups for proton conductivity. Material engineers specify it when designing next-generation membranes for PEM fuel cells and water electrolyzers. Consistent particle size and purity are essential to ensure defect-free polymer films and uniform ion exchange properties. Downstream processes often require inline spectroscopic quality checks to confirm functional group incorporation and homogeneous distribution in polymer matrices. The supply is subject to quality management protocols for advanced energy material application fields.

    Industry compliance standards

    • ISO 14687 for hydrogen fuel quality
    • IEC 62282-2 for fuel cell module safety
    • ISO 9001 certified quality management system for polymer production
    • Customer-specific test methods for membrane ion exchange capacity

    Typical usage ratio

    • Ranging from 1–8% wt. relative to total polymer monomers, adjusted according to target ion exchange capacity (IEC) metrics
    • Formulators optimize based on targeted proton conductivity (0.01–0.2 S/cm)

    Downstream process integration

    • Added to monomer mix during copolymerization under controlled temperature
    • Undergoes extrusion or membrane-casting steps to achieve required thickness and porosity
    • Finished films subject to post-treatment for crosslinking and residual salt leaching

    Final product types

    • Proton exchange membranes for automotive and stationary fuel cell stacks
    • Solid electrolyte separators for water electrolysis cells
    • Precursor films for membrane-electrode assemblies (MEA)
    • Specialty ionomer dispersions for next-generation hydrogen energy devices

    4. Dye-Dispersant Synthesis in Textile Chemical Manufacturing

    Textile chemical formulators integrate this disodium salt into dispersant systems used for vat and dispersing dye applications. Its high anionic charge density enhances dye particle separation and prevents aggregation during coloration of polyester, polyamide, and cellulose-based fabrics. Precise control of molecular weight and ionic impurities supports uniform dye leveling and fastness properties. Routine QC includes monitoring active content and compatibility with dye intermediates across production batches. Supply consistency and documented analytical data are contractually required for major textile dyehouse groups.

    Industry compliance standards

    • OEKO-TEX Standard 100 for textile chemical safety
    • ZDHC MRSL Level 3 compliance for restricted substances
    • ISO 105 series for color fastness in textiles
    • REACH Regulation (EC) No 1907/2006 for chemicals in textile applications

    Typical usage ratio

    • 1.0–3.5% wt., dependent on dye class and liquor ratio
    • Adjusted based on substrate type and process temperature

    Downstream process integration

    • Premixed with dispersant base prior to addition of dyes to the coloring bath
    • Enters high-shear mixing phase for consistent dispersion
    • Monitored for foam formation and dye uptake rate during finishing

    Final product types

    • Ready-to-use dye dispersants for polyester dyeing
    • Formulated paste dispersants for continuous dyeing lines
    • Stable liquid auxiliaries for high-temperature and high-pressure dye baths
    • Finished dyed yarns and technical textiles with enhanced fastness

    5. Industrial Water Treatment—Scale and Corrosion Inhibitor Formulation

    Water treatment specialists use this sulfonate additive as a chelating and anti-scaling component in formulations for industrial cooling towers and boiler water systems. The compound effectively binds polyvalent metal ions, such as calcium and magnesium, thus reducing scale formation and maintaining heat exchange efficiency. Facilities with high-pressure boilers prioritize this salt because of its low residue generation and compatibility with other water treatment chemicals. Laboratory and field testing of treated water samples ensures compliance with site discharge and operational safety targets.

    Industry compliance standards

    • ASTM D512 for measurement of water treatment additives
    • EN 12953-10 boiler water quality
    • NSF/ANSI 60 certification for drinking water treatment additives (where required)
    • Plant-specific operational guidelines for cooling system water chemistry

    Typical usage ratio

    • 10–100 ppm (mg/L) as active ingredient in total water treatment blend
    • Dosage set via continuous monitoring of water hardness and pH

    Downstream process integration

    • Dosed via automatic injection systems into feedwater or recirculating circuits
    • Analytical verification via hardness reduction and scale observation
    • Compatible with phosphonate-based blends and polymeric dispersants

    Final product types

    • Closed- and open-loop cooling water treatment chemicals
    • Multi-component scale inhibitor blends for boiler feedwater
    • Industrial process water stabilizers
    • Formulations for district heating system maintenance

    6. Ion-Exchange Resin Manufacturing for Industrial Separation Processes

    This salt provides a direct sulfonate source in the functionalization of synthetic polymer beads for strong acid cation-exchange resin production. Resin manufacturers integrate the compound during wet sulfonation steps to introduce uniform charged sites, optimizing resin bead performance in power plant condensate polishing, potable water softening, and chemical purification applications. Continuous in-process analytical control ensures high capacity, low leachable content, and mechanical stability, which downstream users demand for repeatable separation performance.

    Industry compliance standards

    • ANSI/AWWA B605 for ion-exchange material quality
    • FDA 21 CFR 173.25 for ion-exchange resins used in food processing
    • ISO 9001:2015 for resin production
    • EN 12909 for water treatment ion exchangers

    Typical usage ratio

    • 5–15% wt. of solution phase in sulfonation reactor, adjusted by desired functional group density
    • Measured via titration of completed resin batches

    Downstream process integration

    • Introduced during liquid-phase sulfonation of crosslinked styrene-divinylbenzene copolymers
    • Post-treatment includes deashing and washing to remove unreacted residues
    • Beads sorted and graded before quality packaging

    Final product types

    • Sulfonated cation-exchange resins for water softening units
    • Condensate purification resins for thermal power plants
    • Food and pharmaceutical-grade separation resins
    • High-strength industrial process resins for chemical recovery
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing Our 1,4-Butanedisulfonic Acid Disodium Salt

    A Closer Look at Model BDS-24

    In the chemical industry, practical results matter more than fancy buzzwords. Our factory has been producing 1,4-Butanedisulfonic Acid Disodium Salt for years. The product can be identified by our model BDS-24. We don’t just package a white powder and slap on a label. Every batch passes strict purity checks, and our experience in mastering the crystallization process shows in the reliable specs—sodium content holds steady as per contract, and our in-house HPLC ensures low impurity profiles.

    Pursuing Real-World Quality in Production

    Chemical production involves hard choices. Shortcuts tempt many, but controlling moisture and isolating impurities across the whole flow brings consistency to each drum shipped out. We keep water content low, using drying rooms with monitored airflow. Sodium conversion completeness always needs attention, so every order receives conductivity testing before leaving the packing line.

    1,4-Butanedisulfonic Acid Disodium Salt can disappoint if handled poorly—caking, off-colors, or holding too much bound moisture. You won’t see any of that from batches that leave our warehouses. Our product has passed scrutiny from downstream users in pharma, lithium-ion, and pigment industries that demand batch repeatability. Whether the demand is for pilot volumes or full container orders, maintaining a standardized particle size and verified chemical composition matters to us. This is not just about laboratory numbers; it means fewer process interruptions and steadier yields for our customer’s own operations.

    Usage Based on Practical Experience

    Customers buy this salt looking for stability in sulfonation reactions, specialty polymer settings, or for sulfonic acid group protection in organic synthesis. We’ve seen BDS-24 used in contrast agents, high-resistance electrolytes, and specific dye intermediates. In electrochemical applications, its molecular stability under voltage stress stands out. Some manufacturers prefer 1,4-Butanedisulfonic Acid Disodium Salt for preparing organic frameworks where simple sulfonates fall short in resilience or purity.

    Many customers have told us they try other disulfonates and run into batch inconsistencies: yellow tint, excessive sulfate levels, or issues dissolving fully. Our own testing confirms that non-standardized grades often break down upon reconstitution or introduce unwanted byproducts in their processes. By focusing on source purity and avoiding contamination in the sodium exchange phase, these hassles don’t come up with our product. Our salt dissolves easily with clean transparency—a reflection of steady process control, not luck.

    Direct Factory Experience Sets the Difference

    Traders often cut corners to push margins, blending technical grades or bypassing filtration steps. As factory operators, we face the dirty details. Replacing worn glass lining on reactors might not sound glamorous, but it prevents batch contamination—a lesson we only learned the hard way. The crystal habit of BDS-24 varies based on cooling rates; it's something our shift leaders monitor closely to avoid sticky agglomerates. When labs request specific particle size distribution, tinkering with the mother liquor temperature and agitation pays off, with real savings for formulators worried about dust generation or uneven mixing later on.

    Supplying only our own product ensures confidence about raw material chain of custody. Sourcing sodium from trusted miners and vetting caustic soda supplies count more than most realize. Off-spec caustic or input 1,4-butane sulfone triggers off smells, inconsistent appearances, and can tank the pH stability of your solution. Other disulfonates on the market often come from small batchers with lax attention to source assurance. Our vertical operation means you’re buying directly from those who watch every reaction barrel, not from middlemen simply shopping for lower prices each month.

    Quality and Handling in Real Life

    The daily reality of chemical plants involves controlling temperature and humidity, responding to process interruptions, and continually checking for cross-contamination. Our plant tracks these issues batch by batch. BDS-24 arrives dry, free-flowing, and clean. The drum handling team checks every package before shipment, no exceptions. We seal containers with care because we learned that improper closure results in caking during warehouse storage—creating headaches for both our clients and us.

    Where others rely on standard sifting, we use multi-stage milling to achieve reproducible granule sizing. It sounds basic, but with this approach, downstream users deal with less dust loss in weighing hoppers. Full transparency about parameter control and batch test results helps us catch potential issues before an order ships out. Customers save time and avoid trouble because they aren’t left guessing about hidden impurities or facing delays from non-conforming material.

    What Sets this Product Apart from Alternatives

    If you’ve ever tried to scale up a process with off-brand or commodity disulfonates, you know the pain points—unwanted cations, unlisted trace metals, or contaminants that throw off your process yield. Our BDS-24 avoids these by stringent supplier checks and real process accountability. It boils down to hands-on plant management: color, flow, and salt structure monitored by people who know the difference between “good enough” and genuinely reliable.

    Some alternatives substitute potassium or lithium in place of sodium. In many lab and plant environments, though, sodium salts show better solubility performance and are easier to handle for aqueous process applications due to more predictable pH impact and less tendency for unwanted secondary precipitates. Other disulfonic salts based on aromatic structures don’t dissolve as rapidly in water or may carry higher organic impurity risks. Our BDS-24’s aliphatic backbone gives increased oxidative stability and reduces the risk of cross-reactivity in mixed batch operations.

    Meeting Evolving Needs Through Consistent Manufacture

    We’ve been approached with plenty of special requests—different granulations, tight color tolerances, custom packaging, even documentation for foreign regulatory filings. Our team reviews each practicality because we understand that accepting or declining a change affects your entire downstream process. Sometimes we can fulfill new formats after updating filling equipment. Not every request can be met if it risks product stability or batch traceability and we’re upfront about that. We don’t cut corners just to chase market share; we stick to processes proven by in-house and external audits.

    It’s common to face questions about heavy metal content, residual solvents, or even trace organics. Each time, we offer full supporting data from third-party labs alongside our internal records. Transparency builds long-term relationships, not just repeat sales. If a potential customer requests traceability for every batch component, we provide access to our supply chain documentation and batch logs. If we find an area of improvement—as with our switch from single-stage filtration years ago—the full traceability helps us understand root causes and implement fixes that carry forward for future runs.

    Supporting Innovation—Feedback from Practical Use

    When researchers and industrial chemists give us honest reports about unexpected outcomes or performance, we don’t just file the information away. One noted a slight shift in reactivity in a high-temperature dye process. That led us to tweak our final drying step, which brought moisture content under tighter limits and improved results for the client on their next round. Direct feedback drives our process adjustments, from raw material handling to final packaging. No glossy brochures, just steady improvements based on what works—and what doesn’t—on the factory floor.

    In more advanced electrolyte roles, we have seen BDS-24 replace less stable sulfonic acid salts. Higher breakdown voltages, less discoloration from trace iron, and fewer rework cycles for customer batches have all resulted from sustained quality controls. There’s often trial and error before end users settle on one salt. We pile up those real-world lessons and use them to steer our process parameters, deliver stable results, and work on reducing cost overruns from supplier disruptions or process changes.

    Regulatory and Environmental Considerations

    From Asia to North America, chemical users now expect robust regulatory documentation and environmental disclosure. We welcome audits, both scheduled and spot-check, and offer full support on compliance issues—REACH, TSCA, and other region-specific requirements. We avoid blended or non-traceable materials not just to check boxes, but because our downstream customers in pharma and tech can face rejected shipments or disrupted timelines if their supplier can’t pull full traceability data or indicate precise batch history. All our processes are engineered from the supply chain up for documentability as regulations evolve.

    On the environmental front, our wastewater systems pull out sulfonate species ahead of discharge, and internal solvent recovery cuts unnecessary VOC emissions. Customers sometimes need these assurances for their own ESG reporting or for green chemistry certifications. Every ton we dispatch meets strictly monitored waste and emissions protocols, not just because the paperwork says so, but because in our experience, failing here disrupts the whole ecosystem for repeat business and supplier partnerships.

    Facing Challenges Head-On

    Supply chain disruptions challenge every plant. We invest in alternate raw material stocks, not just demand forecasts. In past years we faced delays from port congestion or input shortages, and we learned that keeping more virgin 1,4-butane sulfone on hand cut rescheduling to almost zero. When trucking was tight, we pre-packed finished BDS-24 early and adjusted rotation to keep lots fresh. By watching for subtle shifts in contract sodium suppliers—hardness, particle drift, unwanted metals—we stepped in before problems escalated.

    It’s easy to overlook basics in a high-volume operation—ventilation failures, dryer quirks, overlooked filter maintenance. Each of these, left unaddressed, can become an expensive out-of-spec problem. Our maintenance crew and production staff meet weekly to track recurring issues. That oversight prevented bottleneck downtime and saved time on rush customer orders. No mystery, just vigilance born from years of seeing what can go wrong if no one is watching.

    Continuous Improvement—the Factory Approach

    We embrace lessons not just from our customers, but from our own staff. Feedback from packaging, lab, and shipping line workers carries weight. An operator’s note about minor clumping led us to tweak batch drying routines, and users on the filling line suggested a revised liner that cut static charge in shipment. Improvements in process come not from theory, but from lived reality on the floor.

    Market trends come and go, but quality requirements only get tougher. We invest in new monitoring tools, updated test protocols, and staff education so our BDS-24 keeps up with global standards. By holding each batch to tighter specs than most end users require, we give room for shifting requirements without needing last-minute fire drills or batch recalls.

    Looking Ahead—What Reliable Manufacturing Means for You

    We see ourselves as stewards of the product lifecycle, not just suppliers. All BDS-24 orders carry the benefit of decades of chemical manufacturing practice—raw material vetting, process stability, and honest reporting. Users depend on predictability, not sales talk. Every kilogram shipped represents hundreds of monitored reaction cycles, deliberate ingredient selection, and troubleshooting that keeps costs and failures low.

    In the end, people want product they can trust—material that won’t bring unwelcome surprises, extra handling costs, or regulatory headaches. Those goals anchor our operations from receiving raw inputs to packing finished drums. With direct, transparent, and experienced stewardship of every process step, our 1,4-Butanedisulfonic Acid Disodium Salt does more than check boxes. It earns the confidence of those building new molecules, running critical reactions, or formulating next-generation solutions. That’s what real chemical manufacturing brings, and it drives us every day we open the plant gates.