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Copper(II) Fluoride Dihydrate

    • Product Name Copper(II) Fluoride Dihydrate
    • Alias Copper Difluoride Dihydrate
    • Einecs 252-225-0
    • 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

    607185

    Chemical Name Copper(II) Fluoride Dihydrate
    Chemical Formula CuF2·2H2O
    Molar Mass 157.58 g/mol
    Appearance Blue crystalline solid
    Solubility In Water Slightly soluble
    Density 3.19 g/cm³
    Melting Point Starts to decompose before melting
    Boiling Point Decomposes on heating
    Cas Number 13478-40-9
    Pubchem Cid 16217503
    Hazard Statements Toxic if swallowed, causes severe skin burns and eye damage
    Storage Conditions Store in a cool, dry place, tightly closed

    As an accredited Copper(II) Fluoride Dihydrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250g of Copper(II) Fluoride Dihydrate is packaged in a sealed, labeled, high-density polyethylene bottle with hazard and safety information.
    Shipping Copper(II) Fluoride Dihydrate should be shipped in tightly sealed containers, kept dry, and protected from incompatible substances. It must be labeled according to hazard regulations and handled with care during transport. Use appropriate packaging to prevent leaks and exposure. Follow all local, national, and international regulations when shipping this chemical.
    Storage Copper(II) Fluoride Dihydrate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from moisture and incompatible substances such as acids and strong oxidizers. Avoid exposure to air and humidity, as it is hygroscopic. Store away from foodstuffs and out of reach of unauthorized personnel, using appropriate corrosive material storage practices.
    Application of Copper(II) Fluoride Dihydrate

    Applications of Copper(II) Fluoride Dihydrate in Industrial Manufacturing

    Copper(II) Fluoride Dihydrate serves as a specialized functional material in selected downstream industries due to its unique properties as a fluoride source and copper donor. Our manufacturing quality control and process know-how enable consistent supply for high-spec applications where performance and compliance are critical.

    1. Catalysts for Organic Synthesis in Agrochemical Intermediates

    Manufacturers in agrochemical synthesis employ Copper(II) Fluoride Dihydrate as a fluorinating agent for halogen exchange reactions and as a catalytic material in coupling steps, particularly for introducing fluorine atoms into aromatic intermediates. Its selectivity and solubility reduce side reactions in high-value crop protection compound synthesis. Precise material purity and low water content protect both product yield and reactor integrity, supporting compliance with regulatory residue thresholds.

    Industry compliance standards

    • REACH registration (Europe)
    • US EPA 40 CFR Part 180 Maximum Residue Limits
    • China Pesticide Registration Standards (GB 2763)
    • ISO 9001:2015 Quality Management for chemical synthesis

    Typical usage ratio

    • 0.5–5% by molar equivalence to substrate; adjusted by target fluorine incorporation and substrate reactivity

    Downstream process integration

    • Charged to batch or continuous reactor after major substrate addition; dissolved or suspended in polar aprotic solvents; typically consumed or converted in-situ, minimal residual removal required

    Final product types

    • Fluorinated phenyl intermediates
    • Trifluoromethylated agrochemicals
    • Pyridine- and aniline-based pesticide actives

    2. Surface Treatment in High-Performance Ceramics Manufacturing

    Advanced ceramics producers integrate Copper(II) Fluoride Dihydrate in the surface modification step to impart controlled porosity and electronic properties. Fluoride ions participate in the formation of stabilized fluoroceramic matrices, while copper content aids in sintering atmosphere control. Stringent impurity limits are maintained to avoid undesirable discoloration and grain boundary effects in dielectric components and sputtering targets.

    Industry compliance standards

    • ASTM C1239-15 for Advanced Ceramics
    • IEC 60672 for dielectric and vacuum electronic ceramics
    • RoHS Directive (2011/65/EU) for electronic components
    • ISO 14644 Cleanroom Standards for powder handling

    Typical usage ratio

    • 0.1–1.5% by weight, dependent on ceramic matrix composition and targeted physical properties

    Downstream process integration

    • Introduced during slurry preparation or pre-sintering powder blending; distributed by high-energy mixing or ball milling; fluoride release managed via controlled heating schedules

    Final product types

    • Engineered dielectric tiles
    • RF sputtering targets
    • Wear-resistant valve seats

    3. Precursors in Fluorinated Glass and Optical Fiber Production

    Producers of specialty fluoroglass and low-attenuation fibers use Copper(II) Fluoride Dihydrate as a direct source of fluoride ions, facilitating melting kinetics and controlling the formation of copper microstructures in glass matrices. This improves UV transmission and electronic conduction, central to high-purity optical core and cladding fabrication. Strict raw material purity and particle fineness prevent inclusions that could increase light scattering or degrade fiber tensile strength.

    Industry compliance standards

    • ISO 9001:2015 for materials traceability
    • IEC 60793-2-50 for optical fiber components
    • RoHS (2011/65/EU) for fiber and cable assemblies
    • DIN EN 17460:2020 for fluoride specialty glass

    Typical usage ratio

    • 0.3–2% by weight in glass batch blends, tailored for desired refractive index and fluoride balance

    Downstream process integration

    • Added during raw batch weighing and premix; thorough dispersion by pneumatic conveying or ribbon blending prior to furnace charge; reacts at >900°C to yield Cu and F dopant phases

    Final product types

    • Fluorinated silicate glass billets
    • Low-loss optical fibers
    • Short-wavelength IR transmitting windows

    4. Flux Agent in Specialist Metallurgical Brazing Alloys

    Fabricators of narrow-gap brazing alloys and joining systems employ Copper(II) Fluoride Dihydrate as a source of flux to improve wetting of base metals at controlled temperature. Its fluoride chemistry helps to dissolve stubborn oxides without aggressive corrosion of the parent metal, and controlled copper ion presence stabilizes alloy composition during flow. Continuous monitoring of fluoride levels ensures compliance with workplace exposure and product quality requirements.

    Industry compliance standards

    • ISO 9453:2014 for soldering and brazing filler metals
    • OSHA 29 CFR 1910.1027 (US) for workplace airborne copper and fluorides
    • REACH SVHC notification (Europe)
    • ISO 14001 for environmental handling in flux usage

    Typical usage ratio

    • 2–10% by weight of total flux mix, adjusted based on alloy type and filler metal thickness

    Downstream process integration

    • Mixed into flux binder blends or pre-applied to filler rods; applied by coating or spray before assembly; reacts during localized heating at 600–900°C, decomposing to gaseous species for oxide removal

    Final product types

    • Nickel-silver and copper-based brazing pastes
    • High-reliability heat exchanger joints
    • Hermetically sealed valve assemblies

    5. Microelectronic Etching and Thin Film Deposition

    In semiconductor and microfabrication plants, Copper(II) Fluoride Dihydrate functions as a specialized precursor in the formation and modification of copper-containing thin films and interconnects. The compound provides precise delivery of fluoride and copper during plasma etch and CVD/ALD processes, aiding in the development of low-k dielectric layers and tailored barrier films for advanced packaging. Proactive impurity control and documented batch traceability uphold stringent yield and reliability standards in high-density device production.

    Industry compliance standards

    • IEC 60747 for discrete semiconductor devices
    • SEMATECH Technology Roadmap process material purity
    • IATF 16949:2016 for automotive IC supply chains
    • Cleanroom ISO 14644-1 for material handling

    Typical usage ratio

    • 0.05–0.2% by mass in etching chemical mixes or vapor phase dosing; dosage controlled based on target deposition thickness and etch selectivity

    Downstream process integration

    • Vaporized or dissolved in precursor mixers for direct feed to CVD/ALD chambers or bath etching tools; real-time monitoring of concentration and purity ensures no unintentional residue

    Final product types

    • Copper-interconnect semiconductor devices
    • Barrier and seed layers in logic and power ICs
    • MEMS sensors with functional copper microfeatures
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    Certification & Compliance
    More Introduction

    Copper(II) Fluoride Dihydrate: Consistency Built on Experience

    Decades in chemical production have refined our approach to reliable, high-purity Copper(II) Fluoride Dihydrate. The model produced in our facility draws on a manufacturing process committed to repeatable outcomes: crystalline solids with consistent hydration, minimal trace impurities, and stable chemical behavior. Past feedback from our partners in the specialty inorganic synthesis field and the etching industry pushed us to focus on tight controls—whether that’s monitoring fluoride levels, keeping particle size within close limits, or minimizing copper(I) and copper(III) contaminants.

    Solid Fundamentals: Product Integrity and Batch Stability

    Copper(II) Fluoride Dihydrate’s blue-green hue is an indicator of correct oxidation state and hydration during our process. Operators regularly check batch absorption levels and the finished product’s response to light and heat. Over the years, we’ve observed that variation—either in water content or residual acids—directly affects not only shelf life but also reactivity in end-use applications. Our lots maintain a dihydrate state by sticking to controlled drying curves and using packaging that shields against ambient moisture swings.

    Unlike anhydrous copper(II) fluoride, which tends to pick up moisture and release hydrogen fluoride, the dihydrate form remains easier to store and transport. The predictable 2:1 water-to-copper ratio provides steadier solubility rates during chemical syntheses. In our experience, glassy or amorphous batches signal process drift and do not meet industrial or research expectations, so those never leave the plant.

    Understanding the Differences: Dihydrate Versus Alternate Forms

    Discussions often ask whether dihydrate stands apart from the more widely discussed anhydrous copper(II) fluoride or other copper halides. In hands-on processes—from fluorination of organics to preparation of specialty glasses—our customers say the crystalline structure, when locked in the dihydrate state, delivers superior control in reactions. Anhydrous grades tend toward clumping and sometimes yield unpredictable hydrolysis, especially at elevated temperatures. Some fluorinating agents require vigorous controls on temperature and humidity; the dihydrate form offers a bit more resilience in this regard, often enabling extended storage without caking or dangerous gas release.

    Direct experience feeds into our process refinement: attempts to substitute the dihydrate with copper(II) chloride or sulfate in certain syntheses resulted in unwanted side reactions, lower yields, or impure deposits. Comparisons with homemade or poorly monitored batches revealed measurable differences in active copper and fluoride content, further underlining why close specification matters in both research and downstream manufacturing.

    Field Applications: Real-World Performance

    Customers from ceramics to electrochemical fields present us with their process questions. Ceramic glaze developers prize our dihydrate product for its ability to disperse finely and melt predictably, reducing pinholing and off-coloring caused by erratic copper content. Researchers in fluorine chemistry appreciate that by limiting stray metallic impurities, reactions proceed with cleaner isolation of products. Acidic environments that degrade typical metal salts seem to treat our dihydrate with less corrosion, often due to the carefully regulated absence of aggressive free acid.

    We have also seen regular orders from manufacturers producing specialty lenses and glass components. One team made it clear that their laser optics coating process saw a measurable improvement in layer homogeneity by switching from a commercial-grade hydrate with erratic water content to our tightly controlled batches. The same applies for catalysts in organic synthesis, where reaction reproducibility hinges on narrow variance in the supplied material. In our own pilot tests, compared to older stock or poorly controlled alternatives, the difference showed up in easily detectable changes in yield and product clarity.

    Handling and Longevity: Storage That Keeps Chemistry Predictable

    Startups and established firms ask about longevity and safe handling nearly every week. Insights come directly from tracking samples kept under various possible shipping and workshop conditions. Product integrity holds as long as storage remains cool, dry, and away from sources of acid vapor. Our team packages each lot using moisture-resistant liners and double-bagging systems, after too many years watching other containers cause ‘sweating’ or hydration drift in fluctuating temperatures.

    Overexposure to moisture or intentional heating above safe limits leads to partial loss of the dihydrate structure, resulting in weighed samples with false values. Routine rechecks of inventory in our testing facility caught batch drift early and allowed course correction—unlike some resold products that reach customers long after packing. Most process failures we’ve investigated for clients came down to offspec material caused by poor packaging or ambiguous shelf life data.

    Why Purity and Process Control Sets Results Apart

    Copper(II) Fluoride Dihydrate owes much of its performance to both the fluorination procedure and the attention spent on precursor salts. Years of chemical manufacturing make it clear that shortcuts create more problems than they solve. Each production run starts by sourcing only high-purity copper salts—our analysis eliminates problematic metals or inorganics at the outset. Multi-step filtration and controlled precipitation ensure that free acid, anions, or transition states never build up to levels that might interfere with downstream chemistry.

    Earlier attempts at crude syntheses led to erratic moisture content, batch-to-batch variation, and even unexpected violet or greenish casts, mostly as contaminants or off-spec hydration. Technical staff at the plant rely on X-ray, spectrometry, and hydration checks on every lot, a lesson learned from batches in the past that led to unnecessary reactor fouling and time lost on cleanups. We believe it’s easier—on safety, on product quality, and cost of cleanouts—to simply do it right from the start.

    Supporting Safe Practices: Lessons Learned on the Floor

    Significant volumes of Copper(II) Fluoride Dihydrate move through our facility annually. Handling protocols and worker experience help us keep outcomes safe and predictable. Operators know how to minimize dust and skin contact, understanding from fresh experience how easy it is for fine powders to irritate equipment and people. By outfitting our stations with local ventilation and providing direct access to safety gear, we reduce incident reports year over year. Benchmarking our process against regulatory guidelines also supports continued worker accountability and management oversight.

    Incidents with other hydrates or poorly labeled chemicals often stem from labeling or incompatible storage—even experienced teams learn the hard way not to lump different hydrated salts together in shared bins. Staff meetings after any close call drive home the reality of treating each batch of product with precision, not just habit. Clean workspace policies, updated SOPs, and periodic audits help us reinforce safe routines.

    The ‘Living Document’ of Standards

    Certifications and specifications evolve as industry research uncovers new needs or more demanding uses arise. Regulatory shifts and customer audits led us to keep detailed manufacturing logs and archival retainers of each batch, going back years. In practice, maintaining these records means we can rapidly trace the source of an anomaly if a customer flags a difference in performance. Our QC data identifies subtle batch-to-batch shifts, and as a result, we adapt our procedures before it escalates to a downstream effect.

    A few years ago, a customer flagged occasional loss of fluorescence in a glass formulation. Checking archived material and retained samples confirmed a drift in free water content during an unusually damp period in the region. We responded by tightening our closed-system drying cycle and increasing lot checks—outcome: we haven’t seen another recurrence. Constant vigilance and process adjustment, grounded in feedback from real users, keeps us aligned with both regulatory standards and practical chemistry needs.

    Waste, Sustainability, and Material Efficiency

    Every chemical plant faces the question of waste and efficiency. In our experience, both economic and environmental benefits come from low-waste, closed-loop processes. Off-spec hydrate identified early gets recycled through an in-house re-crystallization protocol, significantly cutting material loss. Water and wash cycles recycle up to 80% of liquid phase output, an important gain both for resource security and compliance targets. Close control on reagent addition cuts unnecessary copper salt overuse, a lesson learned as early batches delivered less yield with higher consumption.

    Certain customers in the green technology sector examine us on traceability and lifecycle impact. We’re able to show reductions in energy and water input compared to older open-system operations. While Copper(II) Fluoride Dihydrate isn’t yet a ‘green’ chemical by traditional definition, ongoing tweaking of our production steps shapes a product that leaves fewer questions for our buyers about sourcing, composition, and planet-facing responsibilities. Real chemical manufacturing means listening not just to customer orders but also to the rising need for lower-impact operations.

    Trends Shaping Future Product Development

    Laboratory needs and industrial inquiries sometimes take us by surprise. High-strength electronics, advanced battery components, and next-generation fluorochemical syntheses are increasingly relying on consistent, reproducible reagents. The specificity required in certain lithium and sodium battery chemistries pushed us to develop ultra-low-sodium variants of the dihydrate—hard-won through months of process tweaks and tighter raw input audit.

    Reporting back from firms developing smart coatings and sensors emphasize impurity levels that were barely discussed years ago. Our R&D chemists run pilot lots with even greater scrutiny, often using higher-resolution equipment and more rigorous test protocols. Even small improvements in process transparency—open batch reports, accessible COA data, storage and stability data validated over long test cycles—make a difference as customers move from lab scale to pilot lines and eventually full production.

    Continuous Improvement—A Manufacturer’s Perspective

    What sets a chemical manufacturer apart from simple traders or third parties is the ability to troubleshoot, experiment, and refine directly based on plant-floor results. Production specialists regularly discuss batch variation, loss data, and customer reports. These drive change not through generic upgrades but through specific, actionable improvements: dryer redesign, better operator training, new analytical equipment, or modified QA benchmarks.

    Each time new scientific literature points to a better way to precipitate or clarify Copper(II) Fluoride Dihydrate, our technical team reviews—and sometimes implements—the findings. Our partnership approach with end users gives us insight into trends before they become mainstream, making us agile and forward-looking. The feedback loop between our laboratory, production, and customer application teams forms an ongoing process of experimentation, validation, and scaling successful tweaks.

    Looking Forward: Meeting Tomorrow’s Demands

    As industries expand their requirements for copper and fluoride compounds—for energy, optics, catalysis, and organic synthesis—demand grows for tighter specifications and greater process reliability. Our plant keeps pace by investing in staff, technology, and systematic process improvement. Regular reviews of each step, from salt dissolution to drying and packaging, mean fewer surprises downstream.

    Close relationships with customers help forecast future needs. Industry partnerships, academic collaborations, and attendance at technical conferences broaden our perspective, letting us anticipate and prepare for new application requirements. We see the need for both traditional Copper(II) Fluoride Dihydrate and specialized variants growing in the years ahead. Our intention is to keep offering a product line built not just on standards, but on lived experience and ongoing improvement.

    Summary of Key Points

    We produce and supply Copper(II) Fluoride Dihydrate with a focus on purity, batch stability, and practical utility for real-world applications. Our methods combine traditional expertise with present-day analytical techniques, ensuring consistent results for labs and large-scale users alike. On the plant floor and in customer labs, care, reliability, and adaptation drive the material’s performance on a daily basis. For firms needing a reliable supply partner—and actionable input on process challenges—our door remains open.