Release Date: July 3 2026 Source:
Fluorochemical Products R&D Center, Changzhou Jiayuan Chemical Co., Ltd.
Changzhou Jiayuan Chemical Co., Ltd. focuses on the field of fluorochemistry and has built a complete industrial chain from fluorite to high - purity hydrogen fluoride, electronic-grade hydrofluoric acid, trifluorochloroethylene, octafluorocyclobutane, inorganic fluoride salt series, boron-10 acid, electronic specialty gases, and downstream high-end fluorinated liquids (such as HFE449)(https://www.jy-chemical.com/hydrofluoroether-product/), truly achieving vertical integration throughout the AI big data market.
Changzhou Jiayuan Chemical Co., Ltd., relying on its self-controllable raw material advantages and large-scale production capabilities, can ensure stable product quality and reliable supply from source to finished product. The company's products are widely used in cutting-edge fields such as precision manufacturing cleaning, electronic heat dissipation and cooling, new energy, and semiconductor testing, and the company is committed to providing global customers with high-performance, low-environmental-impact fluorochemical solutions.
Changzhou Jiayuan Chemical Co., Ltd. will continue to focus on the fluorochemical industry chain, promote the technological iteration and industrialization of green fluorosolvents, and contribute to the sustainable development of the industry.
Currently, fluorinated ether-based fully cleaning solvents represented by HFE-449 (Hydrofluoroether / CAS: 993-95-3)(https://www.jy-chemical.com/hydrofluoroether-product/) modify conventional ODS cleaning structures step by step, becoming a key method variable that immediately affects yield and overall performance in producing better electronics. With increasing environmental constraints, the section-out of ODS cleanup structures is equally accelerated.
1. Policy Tightening and Accelerated Substitution: ODS Phase-Out Enters a Clear Timeline
Under increasingly strict environmental regulations, the use of ODS and hydrochlorofluorocarbon (HCFC)-related systems has been further restricted.
According to a formal notice released by the competent environmental authority in December 2025 (Notice No. 30 of 2025), from July 1, 2026, the use of HCFC-containing substances or HCFC-based blended solvents as cleaning agents will be prohibited.
This regulatory signal indicates that:
·Traditional ODS/HCFC cleaning systems are entering a definitive phase-out stage
·Electronics manufacturing cleaning processes must undergo systematic substitution
·Replacement solutions are required not only for compliance, but also for yield stability and process reliability
Against this backdrop, HFE-based fluorinated ether solvents are gaining increasing attention.
2. Key Pain Points: Process Limitations of ODS Systems
In practical applications, ODS cleaning systems present several limitations in advanced electronics manufacturing:
·Insufficient cleaning coverage in fine-pitch structures such as BGA and QFN packages
·Limited residue control capability, increasing the risk of ionic contamination
·High energy consumption during drying, with potential secondary contamination risks
·Possible swelling or interfacial impact on certain packaging materials
·Narrow process window and unstable batch-to-batch consistency
These issues ultimately translate into yield fluctuations and reliability risks at the manufacturing level.
3. ODS vs HFE-449: Key Performance Comparison
HFE-449 follows a distinctly different process route as a replacement cleaning solvent. Taking the HFE-449 supplied by Changzhou Jiayuan Chemical(https://www.jy-chemical.com/about-us/) as an example, the product features a purity of ≥99.85% and a Global Warming Potential (GWP) of 33, providing a well-balanced combination of environmental compliance and process performance. In addition, testing indicates a specific heat capacity of 1.281 J/g·K and a thermal conductivity of 0.110 W/(m·K). These thermal properties enable stable heat transfer during both precision cleaning and vapor degreasing, contributing to more uniform temperature control, minimizing cleaning performance fluctuations caused by localized temperature differences, and supporting consistent operation in continuous and high-volume manufacturing environments.
(1) Environmental Compliance Pathway
·ODS/HCFC systems: facing phased restriction and substitution pressure
·HFE-449: low GWP (33), aligned with low-carbon development trends
Driven by regulatory policies, HFE-449 offers a clearer long-term application outlook.
(2) Cleaning Mechanism Differences
·ODS systems: mainly rely on dissolution-based cleaning, with limited penetration into microstructures
·HFE-449 system: low surface tension penetration combined with rapid evaporation for contaminant removal
This mechanism makes HFE-449 more suitable for high-density packaging and precision electronic structures.
(3) Material Compatibility and Equipment Reliability
Beyond cleaning efficiency, electronics manufacturers also place significant emphasis on the long-term compatibility of cleaning solvents with production equipment and electronic component materials. Corrosion testing of Changzhou Jiayuan Chemical’s HFE-449 demonstrates low mass loss across a range of commonly used engineering metals:
Copper: 3.2 mg/specimen
Brass: 2.8 mg/specimen
Steel: 1.6 mg/specimen
Cast iron: 2.9 mg/specimen
Solder: 6.4 mg/specimen
Cast aluminum: 2.6 mg/specimen
Overall, the test results indicate consistently low corrosion levels across the evaluated metal substrates, demonstrating the excellent material compatibility of Changzhou Jiayuan Chemical's HFE-449. In practical electronics manufacturing applications, this helps minimize the risk of solvent-induced corrosion to electronic components, printed circuit boards (PCBs), electrical connectors, and cleaning equipment. As a result, it reduces maintenance requirements, improves process reliability, and contributes to longer equipment service life during long-term operation.
(4) Process Performance and Yield Impact
·ODS systems: significant residue variation and unstable drying consistency
·HFE-449 systems: lower residue levels and improved process stability
In practical process optimization, the overall manufacturing yield improvement is approximately 1.5%, mainly driven by:
·Reduced particulate contamination
·Lower risk of solder joint defects (such as cold solder joints)
·Improved post-inspection defect rates
4. Application Significance: Cleaning Processes Reshaping Yield Structure
The role of cleaning processes in electronics manufacturing is evolving. Rather than being a simple “contamination removal step”, it is increasingly becoming a critical factor influencing overall yield structure.
The practical value of HFE-449 is mainly reflected in:
·Improved consistency in microstructure cleaning
·Reduced latent defects caused by residue
·Stabilized process variation across production batches
From a manufacturing perspective, this represents a system-level improvement rather than a single-point optimization.
5. Conclusion
As ODS-based cleaning solvents are phased out, the electronics industry is adopting more stable and reliable cleaning technologies. Changzhou Jiayuan Chemical’s HFE-449, a next-generation hydrofluoroether (HFE) cleaning solvent, delivers excellent thermophysical properties, material compatibility, and cleaning performance, helping manufacturers optimize processes and improve production yields.
For technical specifications of HFE-449, utility answers, or more data on pattern assessment, please contact Changzhou Jiayuan Chemical. Our technical team is to provide specified product facts, application guidance, and custom designed technical assistance on your particular production requirements.
Surging Market Demand for Lithium Bis(fluorosulfonyl)imide (LiFSI), New Lithium Salt Accelerates Penetration in Lithium Battery Industrial Chain
Since 2026, with the large-scale rollout of fast-charging EV technologies and comprehensive upgrades to energy storage system safety standards, lithium bis(fluorosulfonyl)imide (LiFSI) — the core electrolyte salt for next-generation lithium batteries — has seen explosive market demand. The industry is standing at a critical turning point where LiFSI shifts from an auxiliary additive to a primary lithium salt.Rapid Global Shipment Growth & Expanding Market ScaleLiFSI has maintained explosive growth in recent years. Industry statistics reveal that global LiFSI shipments have jumped from kiloton levels in 2020 to tens of thousands of tons by 2025. China’s full-year LiFSI output hit roughly 45,000 tons in 2025, with industry forecasts projecting over 60,000 tons for 2026. The global LiFSI market for electrolytes reached nearly USD 900 million in 2025, and the sector is expected to sustain a CAGR of over 30% through 2030, presenting promising long-term prospects.On pricing, mainstream bulk commodity data platforms launched daily quotations for liquid LiFSI (converted to solid equivalent) starting July 2026, further refining the electrolyte industrial chain’s pricing benchmark and enabling transparent trading for upstream and downstream manufacturers.Full-Scale Capacity Expansion UnderwayDriven by robust downstream order volumes, domestic lithium battery material manufacturers are ramping up LiFSI capacity investment. Multiple ten-thousand-ton new-build and expansion projects have been announced this year, with Phase 1 capacity scheduled for staged release from H2 2026 to 2027. Several early-stage projects have entered trial or full production, and overall industry capacity is set to double by the end of 2027.In terms of competition, the LiFSI market is highly concentrated: China’s top three manufacturers captured more than 60% of total market share in 2025. Meanwhile, new entrants and established fluorochemical firms are accelerating capacity rollouts, forming a balanced competitive landscape of “leading players expanding, emerging players catching up”. Widening Downstream Applications, Fast-Charging & Solid-State Batteries as Core DriversBoasting high ionic conductivity, outstanding thermal stability and superior low-temperature performance, LiFSI is evolving from a conventional electrolyte additive to a core lithium salt for batteries. Currently, LiFSI accounts for 1.5%–2% of the formula in mainstream power battery electrolytes, while the proportion exceeds 4% in premium fast-charging battery formulations. As 800V high-voltage fast-charging vehicles gain broader market adoption, LiFSI’s irreplaceable role for fast charging is solidified, and the average industry dosage is predicted to rise to 3%–4% in the future.Additionally, LiFSI is a critical material compatible with high-voltage, high-nickel cathode and silicon-based anode systems, and plays a pivotal role in semi-solid and all-solid-state battery R&D. Particularly in polymer solid electrolytes, LiFSI is the most widely researched lithium salt and is poised to become the mainstream solute for next-gen all-solid lithium batteries.Policy Tailwinds Unlock Rigid Market DemandGB 38031-2025 Electric Vehicles Traction Battery Safety Requirements, the mandatory national standard officially implemented in July 2025, mandates LiFSI addition in power battery electrolytes, generating highly certain incremental demand for the sector. Coupled with energy storage’s preference for long-cycle, high-safety electrolytes, LiFSI’s penetration in energy storage applications is rising rapidly.Overall, driven by fast-charging technology iteration, enforcement of the new national battery safety standard, expanding energy storage demand and accelerated industrialization of solid-state batteries, LiFSI market demand will keep rising, and the industry will maintain long-term high prosperity.Welcome to source Lithium Bis(fluorosulfonyl)imide (LiFSI) from Jiayuan Chemical. We deliver premium new lithium salt products and professional technical services to support high-quality development of the new energy industry. Please feel free to reach out for procurement discussions and inquiries!
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2026-07-23
Green Fluorinated Special Gas C318 Sees Surging Demand; Jiayuan Chemical Expands Exports Relying on Full Industrial Chain Advantages
Octafluorocyclobutane Market Demand Keeps Rising, Fluorinated Special Gas Industry Enters Prosperous CycleSince 2026, driven by robust demand from downstream industries including semiconductors, display panels and photovoltaics, the market for fluorinated electronic special gases such as octafluorocyclobutane (C₄F₈, also known as C318) has continued to heat up. Industry research shows that China’s electronic special gas market is expanding rapidly, with the electronic special gas segment registering particularly remarkable growth. As the second-largest consumable in wafer manufacturing, electronic special gases are widely applied in integrated circuits, display panels, photovoltaics and other fields, with their demand proportion steadily climbing.Industry insiders point out that fluorinated special gases including nitrogen trifluoride, tungsten hexafluoride and octafluorocyclobutane play an irreplaceable role in semiconductor manufacturing processes such as etching, film formation and cleaning. Multiple demand drivers have emerged, including counter-cyclical capacity expansion by downstream fabs, iterative advancement of AI technology, and steady growth in photovoltaic installed capacity. Meanwhile, supply contraction of some overseas production capacities further lifts the prosperity of fluorinated gas industry. Under the dual effects of surging demand and tight supply, prices and profit margins of products such as octafluorocyclobutane are expected to trend upward steadily.Octafluorocyclobutane is a chemically stable, non-toxic and harmless special gas featuring a low Global Warming Potential (GWP) value and zero Ozone Depletion Potential (ODP) value, making it an eco-friendly green special gas. With the continuous expansion of the global semiconductor industry and accelerated domestic substitution progress, market demand for octafluorocyclobutane is projected to remain strong. Changzhou Jiayuan Chemical: Large-Volume Exports of Octafluorocyclobutane for Stable Global Market Supply Against the backdrop of booming octafluorocyclobutane market, Changzhou Jiayuan Chemical Co., Ltd. has emerged as a key export supplier of this product by virtue of robust production capacity and complete fluorochemical industrial chain advantages.Headquartered at Jinsha Financial Center, Jintan District, Changzhou City, Jiangsu Province, the company has focused on R&D in fluorochemistry, production of fluorine-containing new materials and international trade since its establishment. It boasts a thousand-ton annual production capacity of octafluorocyclobutane (C318), alongside large-scale manufacturing capacity for organic fluorine products such as chlorotrifluoroethylene (CTFE). The company has built a full industrial chain spanning fluorite, high-purity hydrogen fluoride, electronic-grade hydrofluoric acid, chlorotrifluoroethylene, octafluorocyclobutane, inorganic fluorine salt series, electronic special gases and high-end fluorinated liquids, realizing vertical integration from raw materials to finished products.In terms of export business, Jiayuan Chemical’s product portfolio covers fluorite powder, chlorotrifluoroethylene, octafluorocyclobutane, hexafluorobutadiene, special rare gases and more. High-purity octafluorocyclobutane has successfully entered international markets including Japan, South Korea and Russia. Leveraging self-controlled raw material advantages and large-scale production capacity, the company ensures consistent product quality and reliable supply from raw material sources to finished goods.At present, the octafluorocyclobutane market enjoys strong demand and a positive market outlook. Domestic and overseas clients are welcome to contact Changzhou Jiayuan Chemical for procurement inquiries. The company will cooperate with all partners for win-win results via premium products, stable supply and comprehensive after-sales services.
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2026-07-21
Boric Acid Market Dynamics: Steady Growth in Demand, High-End Products Serve as New Growth Engines
Release Date: July 16, 2026Source: Fluorochemical Products R&D Center, Changzhou Jiayuan Chemical Co., Ltd.Changzhou Jiayuan Chemical Co., Ltd. focuses on the fluorochemical industry and has built a complete industrial chain covering fluorite, high-purity hydrogen fluoride, electronic-grade hydrofluoric acid, chlorotrifluoroethylene, octafluorocyclobutane, inorganic fluoride salt series, boron-10 acid, electronic specialty gases, and downstream high-end fluorinated fluids (e.g., HFE449). It has realized vertical integration covering AI big data-driven market sectors. Backed by self-controlled raw material advantages and large-scale production capacity, Changzhou Jiayuan Chemical ensures stable product quality and reliable supply from raw materials to finished products. Its products are widely used in cutting-edge fields including precision manufacturing cleaning, electronic heat dissipation and cooling, new energy and semiconductor testing. The company is committed to providing high-performance, eco-friendly fluorochemical solutions for global customers. Changzhou Jiayuan Chemical will continue to deepen its fluorochemical industrial chain, advance technological upgrading and industrialization of green fluorosolvents, and boost the sustainable development of the whole industry. The boric acid market has maintained an overall steady and strong trend recently. Monitoring data indicates that as of July 13, the latest price of boric acid increased by approximately 4% compared with 30 days earlier, with a cumulative gain of over 6% over the past 60 days. Nevertheless, short-term technical indicators show that the negative spread between the 10-day and 20-day moving averages of imported boric acid continued to widen on July 13, signaling periodic adjustment pressure after a sustained price rally.In terms of imports, China’s total imports of boric acid hit 35,663.935 tons in March 2026, rising 24.6% month-on-month and surging 57.6% year-on-year. Cumulative imports from January to March reached 89,363.733 tons, representing a year-on-year growth of 21.7%. Imports climbed further to 39,140.641 tons in April, bringing the total import volume for January–April to 128,504.374 tons, up 16.7% year-on-year. Industry analysts forecast that as demand from multiple downstream sectors continues to expand, China’s average selling price of boric acid will maintain a steady upward trajectory throughout 2026.From the perspective of industry background, boric acid is a vital inorganic chemical raw material, commonly known as "industrial monosodium glutamate". The global production of boric acid is highly concentrated, with major producing countries including Turkey, the United States, Russia, Chile, China, Peru and Argentina. A mining firm in Turkey controls approximately 73% of the world’s economically mineable boron reserves.As of 2024, the global output of boric acid stood at around 1.5089 million tons, while global demand reached roughly 1.4521 million tons. The global boric acid market size was valued at USD 1.15–1.26 billion in 2025, and is projected to expand to a range of USD 1.6–2.0 billion between 2030 and 2035.For China, domestic boric acid output hit about 276,000 tons in 2024, whereas domestic demand amounted to 595,100 tons, resulting in a high reliance on imports. Imports totalled 322,300 tons that year, a year-on-year increase of 25.9%, mainly imported from Turkey, the United States, Russia and Chile. China’s boron resources are primarily distributed in Liaoning, Qinghai, Xizang and other regions, and domestic output is expected to rise by around 3.1% year-on-year in 2026. In terms of downstream applications, boric acid boasts an extremely wide range of uses, covering multiple key sectors of the national economy including industry, agriculture, pharmaceuticals and nuclear energy: Glass and fiberglass are the largest downstream market of boric acid, accounting for 36.18% of global boric acid demand in 2025. Boric acid can enhance the heat resistance, chemical stability and mechanical strength of glass in glass manufacturing. Typical products include: borosilicate glass (such as laboratory utensils, heat-resistant kitchen utensils, optical glass), boric acid can reduce the melting temperature of glass and improve processing performance; fiberglass, boric acid reduces energy consumption during melting and improves the thermal insulation performance and flame retardant properties of finished products; liquid crystal display glass, high-purity boric acid is used to improve the durability and transparency of glass; in addition, it is also used for high-grade glass products such as optical glass, acid-resistant glass and organoboron glass.The ceramic and enamel industries represent another important application field. As a flux and network former in ceramic glazes and enamels, boric acid can lower the melting temperature and viscosity of glazes, reduce thermal expansion, prevent cracking and glaze peeling, and boost the gloss, fastness and mechanical strength of finished products. Meanwhile, boric acid also serves as a key raw material for lead-free glazes.In the flame retardant sector, boric acid and its derivatives (such as zinc borate) feature excellent thermal stability, low toxicity and outstanding smoke suppression performance, so they are widely applied for flame retardant treatment of plastics, rubber, coatings, textile fibers, wood and other materials. Borates can alter the oxidation reaction of materials and facilitate the formation of a carbonized layer on the surface to achieve effective flame retardancy.The electronics and semiconductor sector is one of the fastest-growing market segments, with a projected compound annual growth rate of 6.51% by 2031. Boric acid is adopted to produce high-purity borosilicate glass and acts as a critical raw material for manufacturing semiconductor devices and display panels. It also functions as a flux and dielectric stabilizer in electronic components. High-purity boric acid is additionally applied in the new energy battery industry, and the explosive growth of new energy vehicles has driven up demand for boric acid in energy storage batteries.In agriculture, boron is one of the essential trace elements for crops. Applied directly as boron fertilizer, boric acid replenishes boron in soil, prevents boron deficiency in crops such as rapeseed and fruit trees, and can raise the oil content of rapeseeds. It is commonly used as seed fertilizer, foliar spray or a component of water-soluble fertilizers.In the medical and health field, boric acid is a mild antiseptic and disinfectant with inhibitory effects on bacteria and fungi and low irritation. It is widely used for irrigation and wet compresses on the skin, nasal cavity, oral cavity and other parts, and also for preparing external preparations such as boric acid ointment and boric acid lotion.The nuclear industry represents a high-end application direction for boric acid. Enriched boric acid (with boron-10 abundance increased to over 96%) acts as a neutron absorber in nuclear power plants. It chemically controls the chain reaction in reactor cores and serves as a stabilizer to guarantee nuclear safety. China has realized independent research, development and domestic production of nuclear-grade boric acid, with the localization rate rising to more than 60% in 2025.Other application fields include: additives and fluxes in the metallurgical industry for manufacturing high-hardness boron steel; bleaching agents and mordants in detergents and cleaners; insulation treatment of flame-resistant fibers and fabric finishing in the textile industry; as well as wood preservation, cosmetics, photographic chemicals and more.Industry insiders predict that with the continuous surging demand from high-end sectors including semiconductors, new energy and nuclear industry, high-purity and special boric acid products will become the major driving force of market growth. Jiayuan Company supplies high-purity boric acid with purity above 99.9%, with abundant stock availability, rich export experience and reliable quality. Feel free to contact us for more product details or purchasing inquiries!
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2026-07-16
Market Trend of Ammonium Bifluoride: Obvious Price Divergence, Semiconductor-Grade Demand Stands Out
Release Date: July 15, 2026Source: Fluorochemical R&D Center, Changzhou Jiayuan Chemical Co., Ltd.Changzhou Jiayuan Chemical Co., Ltd. specializes in the fluorochemical sector and has built a complete industrial chain covering fluorite, high-purity hydrogen fluoride, electronic-grade hydrofluoric acid, chlorotrifluoroethylene, octafluorocyclobutane, inorganic fluoride salts, boron-10 acid, electronic specialty gases, and downstream high-end fluorinated fluids (e.g., HFE449). The company has achieved full vertical integration linking the AI big data related marketBacked by self-controlled raw material resources and large-scale production capacity, Changzhou Jiayuan Chemical Co., Ltd. guarantees stable product quality and reliable supply from raw materials to finished goods. Its products are widely applied in cutting-edge sectors including precision manufacturing cleaning, electronic heat dissipation & cooling, new energy and semiconductor testing. The company is committed to delivering high-performance, low environmental impact fluorochemical solutions to global clientsChangzhou Jiayuan Chemical Co., Ltd. will continue to deepen its layout across the fluorochemical industrial chain, advance technological upgrading and industrialization of green fluorinated solvents, and facilitate sustainable development of the whole industry.The ammonium bifluoride market has witnessed prominent price divergence recently. Quotations vary drastically among products of different purities and end uses. Premium electronic-grade products maintain firm high prices due to high technical barriers and robust downstream demand. In contrast, conventional industrial-grade products suffer from weak pricing amid fierce industrial competition and sluggish demand from traditional downstream sectors, leading to uneven market quotations overall.Ammonium bifluoride is a vital inorganic fluorochemical product. China holds the world’s largest ammonium bifluoride market with a roughly 70% global market share. The global ammonium bifluoride market size reached approximately USD 402 million in 2025 and is projected to hit USD 530 million by 2035, representing a compound annual growth rate (CAGR) of 2.8%. Domestically, China’s total annual production capacity of ammonium bifluoride stood at around 180,000 tons by the end of 2023.In terms of downstream applications, ammonium bifluoride boasts dual functions: it provides fluoride ions for etching while ammonium ions moderate the reaction intensity, enabling a wide range of applications:The electronics and semiconductor sector holds the greatest growth potential at present. Ammonium bifluoride is applied to the cleaning and etching of semiconductor silicon wafers to accurately eliminate oxide layers and metallic contaminants on wafer surfaces. In the manufacturing of integrated circuits and solar cells, it acts as an etchant to remove silicon dioxide layers on silicon substrates, featuring high precision and controllable reactions. It is also utilized in printed circuit board etching to precisely form circuit patterns. Besides, Buffered Oxide Etch (BOE), compounded from ammonium bifluoride and hydrofluoric acid, is an essential material in chip manufacturing that selectively strips silicon dioxide layers without damaging silicon substrates.Glass processing is its traditional core application. As an efficient glass etchant, ammonium bifluoride can gently dissolve silicon dioxide on glass surfaces for producing frosted glass and glass artware. It is also adopted to polish glass labware for better surface smoothness. For LCD glass thinning and optical chip production, it etches glass substrates to form micro-nano structures including optical waveguides and microlenses.Metal surface treatment is a mature application field. Ammonium bifluoride is widely adopted for surface treatment of aluminum and aluminum alloys to effectively remove oxide layers. It is also applied in stainless steel passivation to boost corrosion resistance. In the electroplating industry, it acts as a pretreatment etchant to strip oxide layers on base materials and improve coating adhesion.The petroleum and chemical industries are also major consumption sectors. It serves as an acidizing agent in oilfield exploitation. When mixed with hydrochloric acid, it forms mud acid to dissolve calcium carbonate in limestone and raise oil and gas recovery efficiency. It can clean silicate scale inside industrial boilers, and also acts as a basic raw material for manufacturing other fluoride salts.Other application fields are as follows: removing residual rust and alkaline residues from fabrics in the textile industry; functioning as a glaze additive in ceramics to adjust melting temperature and fluidity; used as disinfectants and preservatives in fermentation industry.Industry analysts forecast that high-purity and electronic-grade ammonium bifluoride will become the core driving force of market growth as electronic information materials achieve large-scale output. If you need further product details or have procurement demands, please contact Jiayuan Chemical for consultation and purchasing.
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2026-07-15