{"product_id":"gas-diffusion-electrochemical-cell-three-electrode-system-model-ec-gde3-ec-gde4","title":"Gas Diffusion Electrochemical Cell (Three-Electrode System), Model: EC-GDE3 \/ EC-GDE4","description":"\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eEC-GDE3 \/ EC-GDE4 \u003cstrong\u003eGas Diffusion Electrochemical Cell\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThree-chamber PEEK gas diffusion electrochemical cells featuring an optical observation window for direct process viewing, with 7 mm or 3 mm electrode spacing. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe EC-GDE3 \/ EC-GDE4 gas diffusion electrochemical flow cells are designed for advanced catalyst evaluation and moderate- to high-current-density testing. Their three-chamber, three-electrode configuration enables direct gas delivery to a sheet-type gas diffusion electrode together with controlled electrolyte circulation. A high-purity quartz observation window provides direct visualization of flooding, bubble formation, and salt deposition during operation. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eVisualized Flow-Cell Platform\u003c\/strong\u003e\u003cbr\u003eThe high-purity quartz optical window enables direct observation of the reaction chamber during gas-diffusion-electrode testing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelectable Electrode Gap\u003c\/strong\u003e\u003cbr\u003eAvailable with a 7 mm gap for general research or a shortened 3 mm gap for moderate-to-high-current-density measurements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChemically Resistant PEEK Body\u003c\/strong\u003e\u003cbr\u003eThe PEEK cell body provides strong chemical resistance for demanding electrochemical reaction conditions. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGas-Diffusion Electrode Studies\u003c\/strong\u003e\u003cbr\u003eEvaluating sheet-type GDEs under controlled gas and electrolyte-flow conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCO₂ Electroreduction Research\u003c\/strong\u003e\u003cbr\u003eInvestigating catalytic activity, product selectivity and high-current-density performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVisualized Electrocatalyst Testing\u003c\/strong\u003e\u003cbr\u003eObserving flooding, bubble accumulation and salt deposition during electrolysis.\u003cmeta charset=\"UTF-8\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChamber structure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThree-chamber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrode system\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThree-electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnode-cathode gap\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 mm (101017-1); 3 mm (101017-1.2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eActive area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 cm² (10 x 10 mm, customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking electrode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSheet-type gas diffusion electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference electrode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRod-type electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCounter electrode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSheet-type electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell body material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePEEK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical window material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQuartz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eInstrument Compatibility\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGas and Electrolyte Flow Compatibility\u003c\/strong\u003e\u003cbr\u003eCompatible with regulated laboratory gas supplies and electrolyte-circulation systems equipped with mass flow controllers, gas flow meters and peristaltic pumps.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePotentiostat Compatibility\u003c\/strong\u003e\u003cbr\u003eCompatible with commercial potentiostats supporting three-electrode measurements, including CH Instruments (CHI660E, CHI760E, CHI1140C), Bio-Logic (VMP3), Corrtest Instruments (CS350M), Ivium Technologies (CompactStat.e20250), and Metrohm Autolab (PGSTAT204). \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003ePublished Application Example\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Rate CO₂ Electroreduction to Ethylene\u003c\/strong\u003e\u003cbr\u003eA three-chamber flow cell was used to evaluate surface N-coordinated Cu gas-diffusion electrodes for CO₂ electroreduction. Continuous 1.0 M KOH circulation, controlled CO₂ delivery and three-electrode operation enabled evaluation of product selectivity, impedance, stability and moderate-to-high-current-density performance. The optimized catalyst achieved an ethylene Faradaic efficiency of 73.2% and an ethylene partial current density of −700.8 mA cm⁻². \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDemonstrated EC-GDE3 \/ EC-GDE4 Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports direct CO₂ delivery to sheet-type GDEs under continuous electrolyte-flow conditions.\u003c\/li\u003e\n\u003cli\u003eEnables controlled evaluation of activity, selectivity, impedance and high-current-density response.\u003c\/li\u003e\n\u003cli\u003eSupports visual investigation of flooding and salt precipitation during extended electrolysis. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0562\/5705\/2832\/files\/EC-GDE3_EC-GDE4_1d047a7f-1b7b-4ac1-a61e-2ae2684f87c9_480x480.png?v=1787557547\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eAdditional Published Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChen, X. et al. Nat. Commun. 2024, 15, 7691.\u003c\/li\u003e\n\u003cli\u003eQing, H. et al. Nat. Commun. 2025, 16, 11263.\u003c\/li\u003e\n\u003cli\u003eBai, Y. et al. Sci. China Mater. 2026, 69, 2747–2756.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Beyond Battery","offers":[{"title":"EC-GDE3","offer_id":58758526992544,"sku":"CNB-12-EC-GDE3","price":2477.0,"currency_code":"USD","in_stock":true},{"title":"EC-GDE4","offer_id":58758527025312,"sku":"CNB-12-EC-EC-GDE4","price":2895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/5705\/2832\/files\/EC-GDE3_EC-GDE4..png?v=1787559767","url":"https:\/\/beyond-battery.com\/en-us\/products\/gas-diffusion-electrochemical-cell-three-electrode-system-model-ec-gde3-ec-gde4","provider":"Beyond Battery","version":"1.0","type":"link"}