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L-Antimony Potassium Tartrate

    • Product Name L-Antimony Potassium Tartrate
    • Alias emetic-tartar
    • Einecs 237-003-9
    • 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

    909037

    Common Name L-Antimony Potassium Tartrate
    Chemical Formula C4H4KO7Sb
    Molar Mass 333.91 g/mol
    Appearance Colorless, transparent crystals
    Melting Point Above 100°C (decomposes)
    Solubility In Water Very soluble
    Cas Number 28300-74-5
    Density 2.607 g/cm³
    Synonyms Tartar emetic, Potassium antimonyl tartrate
    Toxicity Highly toxic
    Storage Conditions Store in a cool, dry place
    Odor Odorless

    As an accredited L-Antimony Potassium Tartrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White HDPE bottle with secure screw cap, clear hazard labeling, holding 500g of L-Antimony Potassium Tartrate, manufacturer and batch details displayed.
    Shipping L-Antimony Potassium Tartrate is shipped in tightly sealed containers to prevent moisture absorption and contamination. It is classified as hazardous and handled with care, packed according to international transport regulations. Appropriate labeling, documentation, and protective packaging are used to ensure safety during transit and compliance with regulatory shipping requirements.
    Storage L-Antimony Potassium Tartrate should be stored in a tightly sealed container, away from moisture and incompatible substances, such as strong acids and bases. Store it in a cool, dry, well-ventilated area, and protect it from direct sunlight. Ensure that the storage area is secure and clearly labeled, following all pertinent local and institutional regulations for hazardous chemicals.
    Application of L-Antimony Potassium Tartrate

    Applications of L-Antimony Potassium Tartrate in Industrial Manufacturing

    L-Antimony Potassium Tartrate serves specialized roles across multiple manufacturing segments that demand precise catalytic or analytical characteristics. As a direct producer, we collaborate with downstream processors to address technical, safety, and compliance requirements specific to their application segments. Below, we detail the most prominent industrial scenarios where this inorganic salt plays an integral role, highlighting distinct regulatory, dosage, process, and product needs.

    1. Pharmaceutical Active Pharmaceutical Ingredient (API) Synthesis

    In pharmaceutical manufacturing, this antimony compound acts as a critical reagent for producing anti-parasitic APIs, such as those used in leishmaniasis treatments. The raw material enters synthesis protocols requiring consistent purity grades to comply with medicinal standards. Manufacturers must ensure regulated process controls, as the compound directly affects target molecule formation and impurity profiles. Attention to validated cleaning and containment is required due to regulated heavy metal limits and cross-contamination control.

    Industry compliance standards

    • USP (United States Pharmacopeia) monographs on antimony-containing APIs
    • European Pharmacopoeia (Ph.Eur.) purity and impurity thresholds
    • ICH Q3D: Guidelines for Elemental Impurities
    • Good Manufacturing Practice (GMP; EU EudraLex Volume 4, Part II)

    Typical usage ratio

    • Utilization ranges from 0.5% to 5% w/w relative to reactant mass, with adjustments based on target yield, process scale, and impurity clearance studies

    Downstream process integration

    • Added during primary synthesis reaction(s) for stibogluconate and other pentavalent antimonials
    • Employed as a stoichiometric or catalytic metal source; removed or neutralized during subsequent purification and crystallization steps

    Final product types

    • Antimonial therapeutic APIs (e.g., sodium stibogluconate)
    • Bulk anti-leishmanial drugs
    • Pharmaceutical intermediates for anti-parasitic formulations
    • Investigational medicinal products for neglected tropical diseases

    2. Chemical Analysis—Analytical Reagent for Laboratory Use

    This antimony salt delivers high sensitivity in biochemical and spectrophotometric assays, often as an oxidizing agent or as part of classical qualitative tests (e.g., Mordant Black 11 in antimony determination). Strict protocols around batch-to-batch uniformity and trace impurity limits must be observed since analytical outcomes depend on consistent material performance. Laboratories specify grade specifications for trace and ultra-trace level determinations, demanding supply with full analytical certificates and compliance documentation for ISO accreditation.

    Industry compliance standards

    • ISO 17025 accreditation for laboratory chemical supply
    • Reagent-grade specifications per ASTM E534 (Standard Specification for Reagent Chemicals)
    • OECD GLP (Good Laboratory Practice) guidelines
    • International Chemical Safety Cards (ICSC) documentation

    Typical usage ratio

    • Adjustment between 0.01% and 1% w/v for wet chemistry analytical protocols, with concentration tuned per analytical method sensitivity requirements

    Downstream process integration

    • Introduced in titration, gravimetric, or colorimetric steps to facilitate endpoint detection or selective precipitation
    • Integrated into standard working solutions or test kit formulations for widespread in-house and field analytical work

    Final product types

    • Laboratory-grade analytical reagent sets
    • Spectrophotometric antimony test kits
    • Custom calibrated reference standards for R&D laboratories
    • Quality control samples for environmental and clinical analysis

    3. Glass and Ceramics—Fining Agent in Specialty Glass Production

    In the specialty glass industry, particularly for optical and crystal glassware, this compound serves as a fining agent to remove dissolved gases (oxygen or bubbles) during molten glass production. Adding this salt at controlled temperatures skews the redox balance, enabling efficient antimony redox cycling and facilitating bubble elimination. Manufacturers must operate within narrow temperature control windows as material decomposition profiles affect final glass clarity and structural properties. End-users monitor elemental antimony residue to ensure product quality and regulatory compliance for lead and antimony release.

    Industry compliance standards

    • EN 1388-2: Materials and articles in contact with foodstuffs—antimony migration limits
    • ASTM C1036 for flat glass manufacturing processes
    • ISO 695: Glass—Resistance to attack by boiling aqueous solutions of mixed alkali
    • RoHS Directive (EU 2011/65/EU) for heavy metal limits in glass

    Typical usage ratio

    • Typically 0.01% to 0.05% by mass of glass batch; finer adjustments based on melt viscosity, glass type, and observational control of bubble content

    Downstream process integration

    • Fed into batch mixers before melt; dissolves and decomposes under thermal load to participate in fining process
    • Acts alongside arsenic or tin compounds depending on target clarity and application (e.g., crystalware vs. technical glass substrates)

    Final product types

    • High-purity optical glass
    • Lead crystal glassware
    • Scientific and laboratory glass equipment
    • Decorative and table glassware with superior clarity

    4. Textile Industry—Mordant for Dye Fixation in Wool and Silk

    Textile processors use this compound as a mordant to increase dye affinity on animal fibers, particularly for silk and wool. Introducing the salt at specific pre-dye bath stages improves dye fastness by forming stable coordination complexes between fiber proteins and dye molecules. Dosing requires careful control, as excess antimony can cause fiber degradation or environmental discharge issues. Textile processors must implement effluent management measures and comply with international eco-labeling programs.

    Industry compliance standards

    • OEKO-TEX Standard 100—Textiles tested for harmful substances (antimony and heavy metals in dyes and auxiliaries)
    • ZDHC Manufacturing Restricted Substances List (MRSL): Antimony content controls
    • EU REACH: Registration, Evaluation, Authorisation and Restriction of Chemicals—textile auxiliaries
    • ISO 105-E04: Color fastness to perspiration and water

    Typical usage ratio

    • Ranges from 0.2% to 1% on weight of fiber (owf); dosage optimized through preliminary lab dip trials for targeted shade and fastness properties

    Downstream process integration

    • Added to pre-treatment or pre-mordanting baths before dye introduction; ensures optimal coordination with protein-based fibers
    • Used in combination with other fixatives or after-treatments depending on dye class and end-use performance

    Final product types

    • Dyed woolen yarns and fabrics
    • Silk garments and accessories
    • High-colorfastness apparel textiles
    • Decorative home textiles using natural fibers

    5. Plating Industry—Electroplating Bath Additive

    Electroplating facilities incorporate this antimony tartrate as an additive in baths for specialized metal coatings, promoting desired grain structure and improving deposit smoothness. The compound functions as a leveling agent or as a component in tin-antimony alloy deposition for electronic and decorative applications. Operators closely monitor additive concentrations to ensure bath stability, consistent deposit thickness, and to avoid antimony codeposition excess that can undermine plated layer properties. Facilities also manage residual waste per strict environmental controls on antimony discharge.

    Industry compliance standards

    • ASTM B604: Electrodeposited Antimony-Tin Alloy Coatings
    • ISO 4527: Electrodeposited coatings for electrical and electronic applications
    • Local and regional regulatory limits for effluent antimony content (EPA, EU BAT)
    • RoHS for heavy metal restrictions in finished electrical products

    Typical usage ratio

    • From 0.05 g/L to 0.5 g/L in plating solutions, modified based on layer thickness targets and alloy composition specifications for end-use

    Downstream process integration

    • Dosed into actively filtered electrolytic baths for continuous plating operations
    • Mixed with other metal salts and bath additives during make-up and replenishment cycles

    Final product types

    • Antimony-tin plated electronic connectors
    • Solderable alloy coatings for printed circuit boards
    • Decorative alloy-plated consumer goods
    • Electrical contacts with enhanced durability
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    Certification & Compliance
    More Introduction

    L-Antimony Potassium Tartrate—A Trusted Classic in Chemical Manufacturing

    Few chemicals manage to maintain relevance and value across generations, and L-Antimony Potassium Tartrate stands tall among these essentials. Known in production settings as model “AP-TAR L,” this coordinated salt has cemented its reputation with consistency, purity, and performance that matter in daily manufacturing. Speaking as a producer with decades of hands-on synthesis, I can tell the difference in batches just by how they handle during filtration and crystallization. Choice of raw materials makes or breaks the product, shaping its clarity and solubility—qualities that genuinely determine the trust industries place in our antimony potassium tartrate.

    How We Approach Purity and Quality

    As a manufacturer, we know shortcuts lead to problems downstream. Our L-Antimony Potassium Tartrate, also known in labs as emetic tartar, goes beyond a list of specifications to represent years of process refinement. Careful monitoring of antimony trioxide quality, precise neutralization with tartaric acid, and filtration steps avoid insoluble residues that can cripple critical reactions. Everyone wants guarantees, but in chemical processing, consistency over time matters far more than a single lot’s certificate. End-users from gold electroplating technicians to industrial laboratories rely on obvious clarity, reliable crystalline particle size, and water-soluble purity. These traits start in the synthesis tank; they don’t appear by chance at the packing table. Batch after batch, we validate not just elemental antimony content, but also the freedom from arsenic and lead, recognizing that customers have zero tolerance for surprise contaminants.

    Model Specifications Borne out of Practice

    Laboratory notebooks and industrial logs from our facility record not just target specifications but also lessons learned—for example, why uncontrolled pH can ruin entire runs or how careful temperature control during precipitation gives us the brilliant, free-flowing product customers expect. The model AP-TAR L meets these internal benchmarks because we have lived through and solved production headaches, not just compared catalog sheets. We routinely see purity exceeding 99.5 percent, and solubility in cold water remains a key trait—vital for analytical users and those blending solutions for textile mordant or pigments processing. Crystalline habit affects dissolution time, so our people keep an eye on visual quality through each run. Tiny differences tell a lot; a dull, dusty product always means revisiting process controls.

    For decades, variations in grain structure and residual salts have separated solid, reliable batches from ones that raise process issues later. By focusing on every step—raw material selection, filtration, crystallization rate, thorough drying—we achieve not just regulatory compliance but also chemical performance where it counts. We steer clear of shortcuts that might seem harmless, remembering lessons from past process upsets. Our standard remains tight not because of regulator demands, but because customers remember which product lets them work seamlessly and which leaves headaches.

    Applications Built on Trustworthy Performance

    L-Antimony Potassium Tartrate is not a mysterious chemical. Its main roles appear in gold-plating baths, pigment dispersions, and as a mordant in textile dyeing. Analytical chemistry labs prize it for reactions requiring antimony ions, including testing reducing sugars and as a catalyst in organic synthesis. Generations before us applied it in medicinal settings, though today its value lands squarely in industrial roles. What separates our product in these applications is not theoretical: users have told us that a batch that dissolves unevenly, contains visible specks, or throws off reaction stoichiometry turns routine work into troubleshooting. On gold-plating lines, precise antimony content and reliable solubility make the difference between achieving perfect luster and suffering unpredictable results. Labs assessing reducing sugars need antimony tartrate to dissolve fully, as any undissolved material skews titrations and invalidates months of method development.

    Traditional textile dyehouses still reach for our L-Antimony Potassium Tartrate when working with certain synthetic and natural dyes. Textile managers often judge batches by how evenly the mordant distributes through their dye bath; unevenly manufactured product causes spots or leaves bands that ruin high-value yards of material. Our production style keeps those frustrations at bay, focusing on clear granules that incorporate readily without extended mixing or temperature holds.

    How L-Antimony Potassium Tartrate Differs from Comparable Additives

    Some new entrants on the market offer sodium, calcium, or magnesium tartrate complexes, touting lower cost or different handling properties. Those alternatives have a place, but they do not stand-in for proper L-Antimony Potassium Tartrate when a specific interaction with antimony is required. Whether in gold-plating baths or chemical analysis, alternatives introduce subtle changes that seriously affect outcomes. We regularly address questions from clients puzzled at why a “similar” additive delivers murkier baths, failed test results, or persistent solids post-mixing. Our answer rarely grows complicated: L-Antimony Potassium Tartrate occupies a unique niche because of its specific ion profile and the way antimony ions participate chemically. Substituting in sodium tartrate, for example, ignores the essential catalytic or plating role of antimony—turning a tried-and-tested process into a guessing game.

    From a manufacturing viewpoint, achieving high-yield, pure L-Antimony Potassium Tartrate is far more demanding than producing sodium or potassium salts alone. Antimony sources vary wildly in impurity load, so we reject supplier material that doesn’t meet our guideline levels for trace elements. Not all suppliers show the same diligence, and the presence of rogue metals can cripple processes depending on redox chemistry. Potassium antimony tartrate plays physical and chemical roles that replacements can’t match—particularly where precise control over plating or analytical response decides production success.

    Persistent Challenges and How We Solve Them

    In the real world, manufacturing and using L-Antimony Potassium Tartrate brings recurring challenges. Shelf stability draws frequent customer concern, especially when storage environments fluctuate. Moisture uptake leads to clumping or even slow hydrolysis, particularly in humid climates or when opened packaging sits on a storeroom shelf. We specify and maintain rigorous moisture-resistant packaging—thick, multi-layer bags with desiccant and clear expiry documentation—not simply to “comply” but because mishandling ruins the product and wastes everyone’s time. Over-packing or skimping on barrier films has taught costly lessons. Warehouse partners and end-users both benefit from understanding that this chemical enjoys a cool, dry, sealed home until use. Provisions for safe storage have evolved from feedback: batches that move through distribution fast enough, paired with modern materials, give the storage life customers depend on.

    Shipping regulations form another real-world hurdle. Many markets classify antimony compounds as regulated or hazardous goods, with compliance paperwork and documentation consuming time. Practically, that means we cannot always deliver on arbitrary schedules; those realities shape production planning and customer expectations. By employing dedicated compliance staff and direct lines to regulatory agencies, unnecessary shipping delays become rare. The lift from this investment pays back in smoother logistics, fewer compliance headaches, and more consistent on-time deliveries. That willingness to invest in regulatory navigation lets customers trust our L-Antimony Potassium Tartrate just as much as they trust its technical qualities.

    Why Experience Matters in Manufacturing

    Watching chemical trends over decades, we know cycles repeat: interest in traditional chemicals like L-Antimony Potassium Tartrate may ebb and flow, but its unique capabilities keep it on benches and in vats around the world. Classroom training never substitutes for practical experience handling the raw antimony source, tuning reaction conditions, or engineering filtrations that don’t clog and jam equipment. We train our team internally, passing on the skills needed to spot a dodgy filtration or recognize raw material lot drift—nothing can substitute daily hands-on familiarity. This dedication results in a product whose visible quality, dissolution speed, and freedom from unwanted granules stand out. Customers benefit directly, spending less time troubleshooting and more time achieving their project goals.

    Technical teams often ask which tests best confirm the identity and purity of L-Antimony Potassium Tartrate. True validation relies on both in-house analytics—titration, spectroscopy, elemental testing—and well-documented chain of custody from source to packaged drum. Each run receives more than just rapid-fire spot checks; we keep samples, monitor deviation, and compare against historical lots. Process improvement rises from these habits, with records plenty deep to help us spot process drift months before batches move out of standard. Open dialogue with customers feeds our cycle of improvement. If a textile processor or plating shop faces clumping or inconsistent behavior, we request returned product for full reevaluation, sharing our findings and iterating quickly.

    Supporting Future Applications

    As new industries emerge and historical uses evolve, L-Antimony Potassium Tartrate stays relevant. Research teams examining catalytic roles for antimony compounds in novel organic syntheses approach us seeking the highest grades—impurities disrupt new chemistry, so legacy methods of control gain new importance. Environmental chemists exploring trace detection methods require lots with tested absence of interfering heavy metals. Real improvements in these applications derive not from theory but from mindful, practical control of every process step. Each new requirement—such as stricter absence guarantees for regulated elements—drives us to reexamine both raw material streams and purification stages.

    Textile chemists eyeing innovative fiber treatments or dye classes frequently consult us about downsides to switching away from tried-and-true L-Antimony Potassium Tartrate. These discussions reveal embedded assumptions and point out where short-term cost savings in chemical substitution unravel into process headaches and revalidation work. For every project exploring “antimony-free” color, at least two linger with us for years, relying on reliable lots of our product to keep familiar processes humming.

    The Path Forward: Reliability and Partnership

    Looking ahead, both regulatory and practical market changes challenge chemical producers to innovate. Our focus remains clear: maximize reliability, respond quickly to customer process changes, and refine manufacturing as new needs emerge. We have faced down unexpected supply issues, new purity demands from key clients, and compliance shifts across regions large and small. Each challenge strengthens our process and reinforces the value of honest, transparent communication. Clients report back on unexpected process issues, and we take those seriously—turning feedback into actionable tweaks that pay off for everyone.

    Close customer relationships do not grow overnight. Our willingness to pick up the phone, review customer process data, and share technical knowledge endures as our biggest strength. Where a competitor offers only a product sheet, we offer troubleshooting, root-cause investigation, and, when needed, transparent explanation of how handling or application nuances might explain observed issues. Over time, these habits form a living knowledge base guiding updates, training, and even how we package product. This deep-rooted commitment leads to a steady stream of returning clients who value stability in an often unpredictable field.

    Conclusion: Why L-Antimony Potassium Tartrate Earns Its Place

    Decades in the chemical industry frame our perspective: L-Antimony Potassium Tartrate does not claim headlines or trend-chasing hype. Its enduring popularity traces directly to physical and chemical properties that remain difficult to replicate. Consistent clarity, purity, and water solubility define its usefulness, but so does the manufacturing intelligence required to achieve them batch after batch, year after year. Each jar or drum leaving our plant embodies that effort and focus, reinforced by regular conversations with technicians, engineers, and researchers who stake their successes on trustworthy materials.

    From a producer’s standpoint, the story of “AP-TAR L” reflects the best features of industrial chemistry: resilience, partnership, and the value of mastering every step in your own process. The labs and plants that rely on L-Antimony Potassium Tartrate deserve a product shaped by human attention and honest craftsmanship, not just a list of properties. That is the standard we commit to and the reason we take pride in every batch delivered.