Of a kind used for electrolytic purposes
Carbon electrodes, carbon brushes, lamp carbons, battery carbons and other articles of graphite or other carbon, with or without metal, of a kind used for electrical purposes: > Electrodes: > Other: > Of a kind used for electrolytic purposes
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8545.19.20.00
Graphite Electrolytic Anode for Chlor-Alkali Production
High-density graphite anode designed specifically for electrolytic cells in chlor-alkali processes, where it conducts electricity to facilitate the electrolysis of brine into chlorine and caustic soda. This electrode falls under HTS 8545.19.20.00 as it is of a kind used for electrolytic purposes, featuring corrosion resistance and high electrical conductivity essential for sustained operation in harsh electrolytic environments.
Carbon Cathode Block for Aluminum Electrolysis
Prebaked amorphous carbon cathode block used in Hall-Héroult electrolytic cells for primary aluminum production, providing the cathode surface for molten aluminum collection during electrolysis. Classified under HTS 8545.19.20.00 due to its specific design for electrolytic conduction in high-temperature aluminum smelting processes.
Graphite Bipolar Plates for PEM Fuel Cell Electrolyzers
Machined graphite bipolar plates serving as both anode and cathode in proton exchange membrane (PEM) electrolytic cells for hydrogen production via water electrolysis. This product is captured by HTS 8545.19.20.00 for its role in conducting electricity during the electrolytic splitting of water molecules.
Expandable Graphite Electrodes for Electrowinning
Flexible expandable graphite electrodes used in electrowinning cells for metal recovery from electrolyte solutions, such as copper or zinc extraction. Falls under HTS 8545.19.20.00 as specialized carbon electrodes for electrolytic metal deposition processes.
Impregnated Carbon Anodes for Organic Electrosynthesis
Metal-impregnated carbon anodes (with or without metal powder) for electrolytic reactors producing organic chemicals through electrosynthesis reactions. HTS 8545.19.20.00 applies to these electrodes due to their electrical conduction role in specialized electrolytic organic synthesis.
Graphite Dummy Electrodes for Copper Electrowinning
Non-conductive coated graphite dummy electrodes used as spacers in copper electrowinning tankhouses to maintain cathode spacing during electrolytic metal deposition. Still classified under HTS 8545.19.20.00 when imported specifically for electrowinning cell configurations.
High-Purity Graphite Anodes for Water Treatment Electrolysis
Ultra-high purity (>99.9%) graphite anodes for electrolytic wastewater treatment systems generating oxidants like chlorine or oxygen for disinfection. HTS 8545.19.20.00 covers these due to their electrolytic function in advanced oxidation processes.
Carbon Felt Electrodes for Vanadium Redox Flow Batteries
Porous carbon felt electrodes providing high surface area for electrolyte flow in vanadium redox flow battery stacks during charge/discharge electrolysis. Although battery-related, classified under HTS 8545.19.20.00 when imported as standalone electrolytic electrodes.
Mixed Metal Oxide Coated Graphite Anodes (MMO Graphite)
Graphite base anodes with ruthenium/iridium mixed metal oxide (MMO) coatings for dimensionally stable electrolytic performance in brine electrolysis. HTS 8545.19.20.00 includes these metal-containing graphite electrodes designed for electrolytic service.
Graphite Rod Anodes for Electrodialysis Reversal (EDR)
Dimensionally stable graphite rod anodes in electrodialysis reversal systems for water desalination, providing uniform current distribution during continuous polarity reversal cycles. Classified in HTS 8545.19.20.00 for electrolytic electrode function in membrane separation technology.
Retreaded Carbon Electrodes for Electrolytic Cells
Recycled and retreaded carbon electrodes refurbished with new head blocks and sidewalls for continued use in mercury or membrane electrolytic cells. HTS 8545.19.20.00 covers these refurbished graphite articles specifically for electrolytic purposes.
Flexible Graphite Ribbon Anodes for Electrochemical Sensors
Thin flexible graphite ribbon anodes for miniature electrochemical sensors detecting heavy metals or analytes through anodic stripping voltammetry. HTS 8545.19.20.00 includes these small-scale electrolytic electrodes for sensor applications.
Large Diameter Graphite Anodes for Electrometallurgy
Heavy-duty 800mm+ diameter graphite anodes for electrometallurgical processes recovering rare earths and precious metals from leach solutions. Classified under HTS 8545.19.20.00 for specialized electrolytic metal recovery applications.
Carbon Monopolar Electrodes for Caustic Soda Production
Monopolar carbon electrode assemblies (anode/cathode pairs) for older technology electrolytic cells producing caustic soda via diaphragm process. HTS 8545.19.20.00 applies to these complete electrode units designed for electrolytic service.