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Rhodizonic Acid Dipotassium Salt

    • Product Name Rhodizonic Acid Dipotassium Salt
    • Alias RK2
    • Einecs 242-383-9
    • 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
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    Specifications

    HS Code

    268845

    Chemical Name Rhodizonic Acid Dipotassium Salt
    Synonyms Potassium rhodizonate
    Chemical Formula K2C6O6
    Molar Mass 230.19 g/mol
    Appearance Yellow to orange crystalline powder
    Solubility In Water Soluble
    Cas Number 6837-44-5
    Melting Point Decomposes before melting
    Storage Conditions Store in a cool, dry place
    Applications Analytical reagent, detection of metals
    Stability Stable under recommended storage conditions
    Ph 1 Solution Approximately 7
    Hazard Statements May cause irritation to skin, eyes, and respiratory tract
    Odor Odorless
    Color Yellow to orange

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

    Packing & Storage
    Packing Rhodizonic Acid Dipotassium Salt, 25g, is packaged in a sealed, amber glass bottle with a secure screw cap for protection.
    Shipping Rhodizonic Acid Dipotassium Salt is shipped in tightly sealed containers to prevent moisture absorption and contamination. The product is packed according to regulatory guidelines for chemicals, ensuring safety during transit. It should be stored in a cool, dry place and handled with care, following all applicable shipping and safety regulations.
    Storage Rhodizonic Acid Dipotassium Salt should be stored in a tightly sealed container, away from moisture and incompatible substances such as strong oxidizers and acids. Store it in a cool, dry, well-ventilated area, preferably at room temperature. Protect from light and heat to prevent decomposition. Ensure proper labeling and avoid exposure to air, which may cause degradation of the compound.
    Application of Rhodizonic Acid Dipotassium Salt

    Applications of Rhodizonic Acid Dipotassium Salt in Industrial Manufacturing

    Rhodizonic Acid Dipotassium Salt supports several focused sectors in advanced manufacturing. Our direct production control guarantees consistent performance tailored for specialized industrial processes. Explore real-world downstream applications where this raw material drives functional value at technical and commercial scale.

    1. Lithium-Ion Battery Electrodes and Electrolytes Optimization

    Cell manufacturers use rhodizonic acid dipotassium salt as a precursor and dopant to improve cathode active materials and to tune electrolyte composition for experimental and pilot cell architectures. The material’s unique redox and chelating properties help stabilize transition metals, enhance lithium intercalation efficiency, and improve electrode cycling stability. In R&D and limited production runs, it is especially valuable for next-generation energy storage where cycle life and safety are priorities.

    Industry compliance standards

    • UN 38.3 (Lithium Battery Testing Regulations)
    • IEC 62660 (Secondary Li-ion Batteries for Electric Vehicles)
    • REACH Regulation (EU)
    • ISO 9001:2015 (Quality Management for Production Processes)

    Typical usage ratio

    • 0.05% to 0.2% w/w based on cathode mass, varies with cell chemistry and trial protocol

    Downstream process integration

    • Incorporate during cathode slurry formulation or dissolve in electrolyte blend phase, followed by electrode coating, calendaring, and cell assembly steps

    Final product types

    • Lithium-ion pouch cells
    • Prismatic battery modules for automotive
    • Research-grade coin cells

    2. Analytical Reagents for Heavy Metal Quantification

    In chemical analysis and environmental testing, laboratories use this salt as a reagent for the colorimetric detection and quantification of lead, barium, and strontium. The material reacts with metal ions to form chromogenic complexes measurable by spectrophotometry or visual endpoint. Laboratories benefit from its high purity and predictable batch uniformity, whether in water quality monitoring or process control sample testing.

    Industry compliance standards

    • ISO 17025 (Competence of Calibration and Testing Laboratories)
    • EPA 200.7/200.8 (US Environmental Monitoring Methods)
    • ASTM D3557 (Standard Test for Pb in Water)

    Typical usage ratio

    • 0.01 to 0.05 g per 100 mL test solution, adjusted for expected analyte concentration

    Downstream process integration

    • Prepare as aqueous reagent solution; add directly to sample aliquots during trace metal analytical workflow

    Final product types

    • Trace metal colorimetric test kits
    • Reference calibration standards
    • Water quality test vials

    3. Corrosion Inhibition Additive in Water-Based Metalworking Fluids

    Metal fabricators and coolant blenders employ rhodizonic acid dipotassium salt as an anti-corrosive agent in water-based cutting and grinding fluids. Its metal ion-complexing ability hinders oxidative attack on ferrous and non-ferrous surfaces during machining, helping extend tool service life and reduce downtime. The salt functions in synergy with amines and polyphosphates for demanding or recycled process water conditions.

    Industry compliance standards

    • ASTM E2371 (Testing Additives in Metalworking Fluids)
    • DIN 51385 (Corrosion Protection by Inhibitors)
    • ISO 6743-13 (Lubricants for Metalworking)

    Typical usage ratio

    • 0.005% to 0.03% w/w in concentrate blends, modulated according to water hardness and metal type

    Downstream process integration

    • Incorporate with emulsifiers and buffers during coolant blending, prior to dilution with process water

    Final product types

    • Synthetic and semi-synthetic metalworking concentrates
    • Maintenance coolants for CNC machining centers
    • Anticorrosion rinsing additives

    4. Precursor in Pharmaceutical Intermediate Synthesis

    Custom synthesis and pharmaceutical plants utilize rhodizonic acid dipotassium salt as a building block for oxygenated heterocycle intermediates, crucial in APIs targeting CNS and cardiovascular applications. The controlled, high-purity salt facilitates multi-step transformations where its unique six-membered ring structure introduces required oxygen content without undesired side-products during scale-up under GMP guidelines.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for Active Pharmaceutical Ingredients)
    • USP General Chapter <797> (Pharmacy Compounding)
    • EU GMP Volume 4 (Quality Guidelines for APIs)

    Typical usage ratio

    • Stoichiometric to slight excess compared to target substrate; specific ratios set per route and yield requirements

    Downstream process integration

    • React in early or mid-stage transformation steps within a controlled, closed-kettle or flow reactor environment

    Final product types

    • Specialty oxygenated API intermediates
    • Pilot-plant scale active pharmaceutical ingredients

    5. Dye Intermediate for Advanced Colorant Production

    Dye manufacturers leverage the salt’s unique chromophore framework in the synthesis of rare color intermediates, especially for non-textile high-value pigment applications. Its structure enables efficient introduction of di-keto or hydroxyketone subunits under controlled acid-base conditions, yielding brilliant shades for plastics, inks, or specialty coatings.

    Industry compliance standards

    • OEKO-TEX Standard 100 (Textile Compounds, Where Applicable)
    • EN 71-3 (Toy Safety: Migration of Certain Elements)
    • ISO 9001:2015 (QMS for Colorant Production)

    Typical usage ratio

    • 0.1 to 1.5 molar equivalents, based on downstream coupling partner during dye synthesis

    Downstream process integration

    • Add to reaction flask during azo or anthraquinone dye precursor formation and subsequent coupling, filtration, and purification steps

    Final product types

    • Specialty pigment intermediates for plastics and coatings
    • High-purity chromatic additives for security inks
    • Non-textile organic dyes

    6. Electrochemical Sensor and Biosensor Component

    Device fabricators select rhodizonic acid dipotassium salt for use in advanced electrode coatings and membranes in electrochemical sensors targeting metal ions or redox species. Its distinct electrochemistry and stable hydrated salt structure provide a repeatable and selective response, necessary in field and point-of-care devices for environmental or clinical analytics.

    Industry compliance standards

    • ISO 13485 (Quality Management for Medical Devices)
    • IEC 61010-1 (Safety for Electrical Equipment)
    • FDA 21 CFR Part 820 (QSR for Medical Devices, US)

    Typical usage ratio

    • 1 to 20 mg/cm² on active electrode area, customized per device type and detection threshold required

    Downstream process integration

    • Apply as thin-film or impregnate in polymer matrix during sensor element fabrication and assembly

    Final product types

    • Electrochemical test strip sensors
    • Portable water and soil metal analyzers
    • Integrated biosensor arrays
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing Rhodizonic Acid Dipotassium Salt: A Closer Look from the Manufacturer’s Viewpoint

    Our Daily Work with Rhodizonic Acid Dipotassium Salt

    For decades in chemical manufacturing, few specialty chemicals spark curiosity like Rhodizonic Acid Dipotassium Salt. On our production floor, its vibrant reddish-orange hue signals both its purity and the careful attention we give throughout every batch. Our teams know this compound not as an abstract chemical name, but as a material bridged into a wide range of applications—each one demanding a level of consistency and traceability only manufacture at source can guarantee. Handling every step, from raw input to final packaging, lets us stand behind the outcome, not just because it meets technical specs, but because we know every lot’s history.

    What Sets Our Material Apart

    We manufacture Rhodizonic Acid Dipotassium Salt, typically under the identifier of high-purity, crystalline grade. The difference between manufacturing and distributing becomes clear during production: quality starts long before the product ships. We control sourcing of potassium carbonate and glyoxylic acid—two key ingredients for the transformation to dipotassium rhodizonate. Our staff monitors pH and temperature throughout synthesis, as these parameters affect both the yield and stability of the final material. Over years, we’ve learned that only precise, controlled reaction kinetics prevent formation of byproducts that can be troublesome in downstream chemistry.

    The usual appearance of our Rhodizonic Acid Dipotassium Salt is as a deeply colored crystalline solid. Particle size distribution does not just “read” as a number on an analyzer—flow properties and dissolution rates rely on consistency in those metrics. Our production lines aim for an average particle size that supports quick solubility, responding directly to feedback from partners in analytical chemistry and battery research groups who specify how clumping or drifting moisture content complicates their own processes. Because we know fingerprint powder makers distrust any product with caking or inconsistent hue, our drying and packaging protocols reflect stubborn experience, not just lab-scale theory.

    Main Uses in Laboratory and Applied Science

    Our customers often reach for Rhodizonic Acid Dipotassium Salt for its role in forensic science. Law enforcement labs use it in latent bloodstain detection kits, where its chelating properties react with certain ions commonly present in aged or invisible traces. Experience tells us that labs want a reagent that dissolves fast, delivers vivid color change, and resists degradation, even after weeks or months in storerooms. Some labs test our batches with particular ions for interference—reporting that off-spec material blunts their color development tests—so our own QC mirrors these practical demands.

    Battery manufacturers and research laboratories also request quantities for experiments with sodium-ion and other non-lithium chemistries. Here, the concern lies in iron and other transition metal impurities. Impurities present even at low ppm levels can, over repeated cycles, skew results. Because we know this from direct feedback, we commit to regular ICP-MS analysis and metal ion screening, not just for customer compliance documents but to keep stray contamination out of the process before it becomes a complaint on someone’s test bench.

    Some pigment specialists and dye manufacturers use Rhodizonic Acid Dipotassium Salt for its colorant and complexation properties. The shade intensity in their formulations depends on the oxidation state and crystal hydration. In these cases, not all batches behave identically. By controlling annealing conditions and verifying spectral signatures, our teams serve industries where visual outcome becomes the test of chemical integrity.

    Where This Material Fits Compared to Other Salts

    Many people in chemical processing ask how Rhodizonic Acid Dipotassium Salt’s properties stack up next to alternatives like rubidium or sodium rhodizonate. Price and handling make dipotassium the practical choice for large-scale work. Rubidium and sodium variants, though occasionally featuring in specialty applications, introduce complications: rubidium’s rarity, sodium’s greater propensity for hygroscopic behavior on storage shelves. Dipotassium salt balances stability with reactivity, storing well in airtight containers at ambient conditions, and resisting unwanted degradation pathways. Years of feedback confirm its superior shelf life and color stability, minimizing the need to reorder fresh stock mid-project or recalibrate detection protocols.

    We run side-by-side performance checks—multiple labs have reported the dipotassium form’s cleaner background signal in forensic stains and a more consistent result in pigment shifts under standardized light. We attribute much of this to micro-scale differences in crystal lattice, which our process controls from pH adjustment to drying method. Results never rest solely in the catalog spec—every production run carries its own subtle fingerprint, which matters most for high-sensitivity applications. Customers who used to accept “any” rhodizonate gradually converge on the dipotassium grade for its dependability, which saves hours in reworking protocols or troubleshooting inconsistent color development.

    Why Source from the Manufacturer?

    Our background in chemical synthesis helps us understand what unresolved issues arise outside the textbook. Shipping material that has not seen enough drying time, or packaging into containers vulnerable to moisture ingress, ruins batches and budgets. Handling quality assurance directly, rather than sending a generic bulk product to intermediaries, helps us anticipate real end-use issues, not just meet abstract purity numbers. We field calls not just from purchasing agents but also from bench scientists and forensic technicians facing inconsistent test outcomes—this real-time dialogue has shaped how we handle documentation, packaging, and batch release.

    Trust does not build on paper alone. Batch-to-batch reliability, incident record-keeping, and sample retention matter to the scientists in the lab who risk wasting days if a reagent underperforms. Because our company holds archives of previous lots, we can address traceability or quality concerns—sometimes years after the fact—something virtually impossible through layers of distribution. We prioritize sample retention and offer reference samples from previous lots for labs wishing to recalibrate or compare their historic testing, an option unavailable when working with re-labeled or resold materials.

    Challenges in Keeping Material Consistent

    Manufacturers face obstacles rarely visible to end users. Precursor material purity, for example, exerts direct influence on the finished salt’s color and solubility. Occasionally, changes in global supply or upstream batches of glyoxylic acid result in slight variations in performance, even after post-synthesis recrystallization steps. Our teams regularly audit and log raw material lots so we can quickly identify and halt production if off-panel material threatens the batch.

    Temperature and humidity pose perennial challenges for warehouse stability. Some seasons, ambient moisture spikes, making it necessary to dry batches extra thoroughly. Every technician handling packaging and sealing knows moisture control’s importance—not just for regulatory paperwork but for real-world stability. Overdried material becomes brittle and dusty, risking weighing losses in analytical procedures; underdried material can cake and ruin entire test panels. By monitoring environmental parameters and using validated desiccant protocols, we keep these batch effects minimal.

    Occasionally, a shipment arrives at its destination with reports of altered color or caking. In these cases, we start a root cause investigation, examining transport conditions, temperature excursions, and sieve analysis. Seldom are issues random—experience shows most problems trace back to lapses in handling practices, highlighting why we maintain direct shipment wherever possible rather than relying on lengthy supply chains. Open communication helps us update our own in-house procedures and improves product guide recommendations for customers.

    Quality Control from a Manufacturer’s Perspective

    Writing up a certificate of analysis means more than preparing a document for a finished product. Our quality control laboratory handles routine HPLC, ion chromatography, and FT-IR fingerprinting on each lot. These steps confirm that not only does the product meet stated assay levels but also reveals unexpected contaminants or deviations in hydration state. Our QC standards derive both from published methods and from direct collaboration with customers who have shared their own in-house detection limits and concerns.

    Product packaging adapts based on both batch properties and customer feedback. Some clients have experienced issues with static buildup or dusting under dry conditions. After hearing of these problems, we revised our packaging to facilitate both ease of transfer and minimize loss. Specialized amber jars or static-controlled bags protect against both UV light and excess humidity—a detail many overlook until a failed experiment prompts investigation.

    Our documentation includes not just batch numbers and expiry dates, but traceable synthesis records and internal process comments. These help researchers or forensic teams construct exact audit trails. For regulated or evidentiary work, we can provide documentation showing each process step, equipment cleaning logs, and environmental recordings for the batch.

    Applications in Research and Industry

    The reason forensic labs have gravitated toward Rhodizonic Acid Dipotassium Salt lies in its balance of sensitivity and specificity for critical tests. Aged bloodstains and faint latent prints often evade standard detection methods. Our product serves as a crucial component in test kits that reveal evidence otherwise invisible to the naked eye. By producing material with tight controls on particle size and chemical background, positive test results remain reliable and reproducible.

    Research teams in novel battery technology dedicate resources to electrolyte stability and electrode interactions. Rhodizonic Acid Dipotassium Salt behaves as an intermediate in new redox chemistry pathways. Because subtle differences in impurity levels or moisture content can skew kinetic results, we monitor both at levels reflecting the needs of these advanced teams. By working directly with end-users, we adopt process changes—such as secondary polishing or additional air-free packaging—responding to trends in research rather than sticking to dated protocols.

    Some pigment and coating developers prefer Rhodizonic Acid Dipotassium Salt for its distinct color shift and complexation properties. We respond to input regarding desired shade, considering not just the main pigment but also the effect of impurities that push formulation out of target. The opportunity to modify crystallization solvents and drying rates allows us to offer tailored guidance right from the synthesis bench.

    Thinking Ahead: Where Rhodizonic Acid Dipotassium Salt Goes Next

    Manufacturing specialty chemicals is not a static act—it constantly evolves as industries develop new needs. The recent push for alternative battery chemistries and new forensic testing platforms places fresh demands on consistency and purity. Batch-level granularity means we adapt analytic approaches as customers share new expectations. For example, as analytical instruments detect ever-lower impurities or shifts in hydration state, we must adopt more sensitive screening methods.

    Sustainability concerns also press on manufacturers. We assess our own process waste and energy usage to lower our footprint while still maintaining quality. This includes optimizing solvent recovery and reconsidering water use in crystallization and washing phases. We believe a sustainable process, designed from the outset by the manufacturer, costs less in the long run than bolted-on fixes after the fact.

    Regulatory scrutiny grows with every product sent abroad. Tightening standards on trace heavy metals and the classification of potentially hazardous substances means our internal processes must remain nimble. By focusing on well-documented raw material sourcing and upgrading our analytics before it’s mandated externally, we remain ahead of sudden shifts in regulatory landscapes. Groups working on medical diagnostics or forensic platforms rely on documentation and proof chain that begins right in our batch processing—not in speculative paperwork.

    A Manufacturer’s Daily Responsibility

    Manufacturing Rhodizonic Acid Dipotassium Salt demands not only expertise, but ongoing dialogue with users across the globe. Our responsibility stretches from safe, consistent production all the way through to transparent batch records and post-delivery support. We do more than supply a product. We help people solve problems—whether that means troubleshooting a failed forensic test or collaborating on a new battery cell. Every feedback loop shapes us, and over time, creates a product that reflects real-world requirements, not just pages of a catalogue.

    Direct manufacturing control gives us the insight to bridge lab-scale promise with industrial reality. The difference between what can be made, and what serves in the field, appears in every delivery. In a chemical as sensitive as Rhodizonic Acid Dipotassium Salt, details matter. That is why we continue refining our own processes, supporting our customers at every step, and building on the lessons learned from decades on the synthesis bench.