Observable Gas Diffusion Flow Cell

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Observable Gas Diffusion Flow Cell

Observable Gas Diffusion Flow Cell

Product Description
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Product Overview
The Observable Gas Diffusion Electrode (GDE) Electrolyzer Cell is a research-grade, modular electrochemical reactor specifically engineered for gas-involved electrochemical reactions, including CO₂ reduction (CO₂RR), gas-phase electrocatalysis, and advanced interface studies.
The cell combines a transparent observation design with a precision-machined PEEK modular architecture, allowing researchers to directly visualize electrode behavior while maintaining excellent chemical resistance, sealing reliability, and experimental flexibility. It is designed to bridge the gap between fundamental mechanism studies and engineering-oriented electrolyzer evaluation.
This platform is particularly suitable for researchers who need real-time observation, controlled gas–liquid–solid interfaces, and repeatable flow-assisted electrochemical operation.

Core Design Philosophy
Unlike conventional closed electrolyzers, this GDE cell emphasizes:
•Observability – direct visual access to the reaction zone
•Configurability – modular stack allowing rapid structural changes
•Reproducibility – fixed geometries for reliable comparison across experiments
•Compatibility – supports common GDE materials, membranes, and tubing standards
The result is a versatile experimental tool that can be used both for mechanistic in-situ studies and performance benchmarking of GDE systems.

Key Features & Advantages
  1. Transparent Observation Window
Enables direct visual monitoring of:
•Gas bubble formation and transport
•Flooding or drying of the GDE
•Interfacial wetting behavior
•Catalyst layer stability during operation
Particularly valuable for operando studies and failure mechanism analysis.
  1. Modular PEEK Stack Architecture
•All structural components are fabricated from high-performance PEEK:
•Excellent chemical resistance (acidic, alkaline, neutral electrolytes)
•High mechanical strength and dimensional stability
•Electrically insulating, minimizing parasitic currents
Layer-by-layer assembly allows:
•Fast disassembly and cleaning
•Easy replacement of electrodes, membranes, or spacers
•Custom thickness or geometry adjustments on request
  1. Optimized Reaction Chamber Geometry
Compact chamber size (20 × 5 × 3 mm) ensures:
•Well-defined mass transport conditions
•Reduced electrolyte volume
•High sensitivity to interfacial changes
Controlled anode–cathode distance (3 mm) minimizes ohmic losses while maintaining safe separation.
  1. Designed for Gas Diffusion Electrodes
Fully compatible with:
•Carbon paper / carbon cloth GDEs
•Catalyst-coated GDLs
•Custom-prepared GDE assemblies
Supports both gas-side feeding and flow-assisted electrolyte operation.
  1. Flow-Compatible Tubing Interface
Standard 3 mm PTFE tubing:
•Chemically inert
•Low gas permeability
•Easy integration with mass flow controllers, peristaltic pumps, or syringe pumps

Technical Specifications
Parameter Specification
Cell Type Observable Gas Diffusion Electrolyzer Cell
Application Gas-phase electrochemistry, CO₂ reduction, GDE studies
Cell Body Material PEEK (modular layered structure)
Reaction Chamber Size 20 × 5 × 3 mm
PEEK Chamber Thickness 1.2 mm
Anode–Cathode Distance 3 mm
Observation Window Transparent, integrated
Tubing Interface 3 mm PTFE tubing
Operating Mode Flow-assisted, gas diffusion
Assembly Modular, tool-assisted
Customization Chamber size, spacing, ports (on request)
Typical Applications
CO₂ Electroreduction (CO₂RR)
•Evaluation of GDE catalyst layers
•Gas utilization efficiency studies
•Flooding and carbonate formation observation
Gas-Phase Electrocatalysis
•HER, OER, ORR with controlled gas supply
•Reaction interface visualization
In-situ / Operando Research
•Interfacial dynamics at gas–liquid–solid boundaries
•Catalyst degradation and detachment analysis
Method & Cell Design Development
•Optimization of flow channels
•Comparative testing of membranes and spacers
•Early-stage electrolyzer concept validation

Why Choose This Cell
From an engineering perspective, this GDE electrolyzer cell is not just a “test fixture” but a research platform. It allows teams to see what is actually happening inside the electrolyzer—something most conventional cells hide.
For PIs, PhD researchers, and electrochemical engineers, this translates to:
•Faster troubleshooting
•Stronger experimental evidence
•Clearer structure–performance correlations
•Data that stands up to peer review and scale-up discussions

For Custom Orders or Inquiries

If you have custom requirements or any additional questions, feel free to contact us:

Email: support@franklab.shop

FrankLab offers worldwide shipping.Orders are normally shipped from our facility in Hangzhou, China within 1-2 business days after the payment is made. It is very important that the correct shipping address is entered at checkout. We are not responsible for incorrect or undeliverable addresses.

 

Shipping Fees

Orders below USD 499 : Shipping fee of USD 14.90

Orders USD 499 and above: Free worldwide shipping

 

Large Orders & Bulk Discounts

For orders over USD 3,000, please contact our customer support team to check special pricing or potential bulk discounts before placing your order.

IMPORTANT: All goods must be inspected immediately upon delivery. Any shipping damage, missing items, or product defects must be reported to both Franklab team and the shipping carrier within 24 hours of delivery. Failure to report issues within this timeframe may result in your claim being denied. Please retain all original packaging materials, as they may be required for filing a damage claim. 

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support@franklab.shop

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