Step-Cap / Straight-Cap Graphite Electrodes | Product Details

ELECTROCHEMICAL RESEARCH MATERIALS

Step-Cap / Straight-Cap Graphite Electrodes

This product series includes step-cap and straight-cap graphite electrodes in two complete electrode designs for electrochemical testing, electrochemical cells, three-electrode systems and research experiments.

Step-cap graphite electrode Straight-cap graphite electrode Multiple diameters Multiple lengths

Product Overview

Step-cap and straight-cap graphite electrodes are complete graphite electrodes ready for use in electrochemical experiments, available in two structural designs.

Step-cap graphite electrodes are available in Φ6 × 60 mm, Φ6 × 75 mm and Φ6 × 90 mm. Straight-cap graphite electrodes cover diameters from Φ2 to Φ6 mm and lengths of 60 mm, 75 mm and 90 mm.

The electrodes can be used as auxiliary or counter electrodes and are suitable for electrochemical cells, three-electrode systems, electrochemical instruments and research setups.

Product types: step-cap and straight-cap graphite electrodes
Diameters: Φ2 mm, Φ3 mm, Φ4 mm, Φ5 mm and Φ6 mm
Lengths: 60 mm, 75 mm and 90 mm
Form: complete finished graphite electrode
Main uses: auxiliary electrodes, counter electrodes and electrochemical experiment electrodes

2 designsStep-cap and straight-cap

Φ2–Φ6Multiple diameter options

60–90 mmMultiple length options

Finished productReady for experiments

Applications

Electrochemical Testing

Suitable for cyclic voltammetry, constant-current and constant-potential experiments.

Three-Electrode Systems

Can be used together with working and reference electrodes.

Electrochemical Cells

Suitable as an auxiliary or counter electrode in an electrochemical cell.

Materials Research

For research on electrode materials, electrolytes and interfacial reactions.

Teaching Experiments

Suitable for laboratory teaching in universities and research institutions.

Research Equipment Integration

Select the appropriate specification according to the equipment structure.

Instructions

1

Confirm the Specification

Select the product according to the graphite rod diameter and available equipment space.

2

Secure the Electrode

Secure the electrode with a fixture or connector.

3

Connect the Lead

Ensure a stable connection between the lead and electrode.

4

Start Testing

Place the electrode in the electrolyte only after confirming that it is stable.

Confirm that the product specification matches the experimental setup before use.
Avoid excessive impact, compression or bending during installation.
Keep the electrode connection stable during use.
Maintain an appropriate distance between electrodes to prevent contact and short circuits.

Frequently Asked Questions

What is the difference between step-cap and straight-cap graphite electrodes?

They are complete graphite electrodes with different structural designs. Select the appropriate type according to the electrochemical cell space, fixture design, graphite rod dimensions and experimental setup requirements.

How should I choose between 60 mm, 75 mm and 90 mm?

Choose mainly according to the electrochemical cell depth, effective immersion length and fixture position.

How should I choose between Φ2 mm and Φ6 mm?

Select the specification according to the required electrode diameter and available equipment space to avoid loose connections or installation problems.

Can the product be reused?

It can be reused when the structure is undamaged, the connection remains stable and there is no significant contamination, subject to the requirements of the experiment.

Can other specifications be customized?

For other diameters, lengths or special structures, please provide the required dimensions and installation requirements in advance.

Step-Cap / Straight-Cap Graphite Electrodes ' Specifications, Prices and Purchase Channels

ELECTROCHEMICAL RESEARCH MATERIALS

Step-Cap / Straight-Cap Graphite Electrodes

This product series includes step-cap and straight-cap graphite electrodes in multiple diameter and length specifications for electrochemical testing, electrochemical cells and research experiments.

Step-cap graphite electrode Straight-cap graphite electrode Multiple diameters Multiple lengths

Specifications / Price Table

Product	Product Type	Specification	Application	Price (USD)
Step-cap / straight-cap graphite electrodes	Step-cap graphite electrode	Φ6 × 60 mm	Electrochemical experiments	$14
		Φ6 × 75 mm	Electrochemical experiments	$14
		Φ6 × 90 mm	Electrochemical experiments	$15
	Straight-cap graphite electrode	Φ2 × 60 mm	Electrochemical experiments	$22
		Φ2 × 75 mm	Electrochemical experiments	$22
		Φ2 × 90 mm	Electrochemical experiments	$22
		Φ3 × 60 mm	Electrochemical experiments	$14
		Φ3 × 75 mm	Electrochemical experiments	$14
		Φ3 × 90 mm	Electrochemical experiments	$14
		Φ4 × 60 mm	Electrochemical experiments	$14
		Φ4 × 75 mm	Electrochemical experiments	$14
		Φ4 × 90 mm	Electrochemical experiments	$14
		Φ5 × 60 mm	Electrochemical experiments	$14
		Φ5 × 75 mm	Electrochemical experiments	$14
		Φ5 × 90 mm	Electrochemical experiments	$14
		Φ6 × 60 mm	Electrochemical experiments	$14
		Φ6 × 75 mm	Electrochemical experiments	$14
		Φ6 × 90 mm	Electrochemical experiments	$14

Note: Prices apply to the specifications listed above. Confirm the product type, diameter, length and experimental setup requirements before ordering.

Purchase Channels

Choose the platform that works best for you

Amazon

View step-cap and straight-cap graphite electrode specifications and place an order through Amazon.

Shop on Amazon

eBay

Suitable for laboratory purchases, research projects and long-term use.

Shop on eBay

AliExpress

Contact us for custom diameters, lengths or compatible equipment requirements.

Shop on AliExpress

For custom specifications or compatible equipment, please provide the graphite rod dimensions, electrochemical cell structure and installation requirements in advance.

Partial references citing our materials (from Google Scholar)

Google Scholar - SCI Materials Hub.jpg

Carbon Dioxide Reduction

1. ACS Nano Strain Relaxation in Metal Alloy Catalysts Steers the Product Selectivity of Electrocatalytic CO₂ Reduction

The bipolar membrane (Fumasep FBM) in this paper was purchased from SCI Materials Hub, which was used in rechargeable Zn-CO₂ battery tests. The authors reported a strain relaxation strategy to determine lattice strains in bimetal MNi alloys (M = Pd, Ag, and Au) and realized an outstanding CO₂-to-CO Faradaic efficiency of 96.6% with outstanding activity and durability toward a Zn-CO₂ battery.

2. Front. Chem. Boosting Electrochemical Carbon Dioxide Reduction on Atomically Dispersed Nickel Catalyst

In this paper, Vulcan XC-72R was purchased from SCI Materials Hub. Vulcan XC 72R carbon is the most common catalyst support used in the anode and cathode electrodes of Polymer Electrolyte Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC), Alkaline Fuel Cells (AFC), Microbial Fuel Cells (MFC), Phosphoric Acid Fuel Cells (PAFC), and many more!

3. Adv. Mater. Partially Nitrided Ni Nanoclusters Achieve Energy-Efficient Electrocatalytic CO₂ Reduction to CO at Ultralow Overpotential

An AEM membrane (Sustainion X37-50 Grade RT, purchased from SCI Materials Hub) was activated in 1 M KOH for 24 h, washed with ultra-purity water prior to use.

4. Adv. Funct. Mater. Nanoconfined Molecular Catalysts in Integrated Gas Diffusion Electrodes for High-Current-Density CO₂ Electroreduction

In this paper (Supporting Information), an anion exchanged membrane (Fumasep FAB-PK-130 obtained from SCI Materials Hub (www.scimaterials.cn)) was used to separate the catholyte and anolyte chambers.

SCI Materials Hub: we also recommend our Fumasep FAB-PK-75 for the use in a flow cell.

5. Appl. Catal. B Efficient utilization of nickel single atoms for CO₂ electroreduction by constructing 3D interconnected nitrogen-doped carbon tube network

In this paper, the Nafion 117 membrane was obtained from SCI Materials Hub.

6. Vacuum Modulable Cu(0)/Cu(I)/Cu(II) sites of Cu/C catalysts derived from MOF for highly selective CO₂ electroreduction to hydrocarbons

In this paper, Proton exchange membrane (Nafion 117), Nafion D520, and Toray 060 carbon paper were purchased from SCI Materials Hub.

7. National Science Review Confinement of ionomer for electrocatalytic CO2 reduction reaction via efficient mass transfer pathways

An anion exchange membrane (PiperION-A15-HCO3) was obtained from SCI Materials Hub.

8. Catalysis Communications Facilitating CO2 electroreduction to C2H4 through facile regulating {100} & {111} grain boundary of Cu2O

Carbon paper (TGPH060), membrane solution (Nafion D520), and ionic membrane (Nafion N117) were obtained from Wuhu Eryi Material Technology Co., Ltd (a company under SCI Materials Hub).

Batteries

1. J. Mater. Chem. A Blocking polysulfides with a Janus Fe3C/N-CNF@RGO electrode via physiochemical confinement and catalytic conversion for high-performance lithium–sulfur batteries

Graphene oxide (GO) in this paper was obtained from SCI Materials Hub. The authors introduced a Janus Fe3C/N-CNF@RGO electrode consisting of 1D Fe3C decorated N-doped carbon nanofibers (Fe3C/N-CNFs) side and 2D reduced graphene oxide (RGO) side as the free-standing carrier of Li2S6 catholyte to improve the overall electrochemical performance of Li-S batteries.

2. Joule A high-voltage and stable zinc-air battery enabled by dual-hydrophobic-induced proton shuttle shielding

This paper used more than 10 kinds of materials from SCI Materials Hub and the authors gave detailed properity comparsion.

The commercial IEMs of Fumasep FAB-PK-130 and Nafion N117 were obtained from SCI Materials Hub.

Gas diffusion layers of GDL340 (CeTech) and SGL39BC (Sigracet) and Nafion dispersion (Nafion D520) were obtained from SCI Materials Hub.

Zn foil (100 mm thickness) and Zn powder were obtained from the SCI Materials Hub.

Commercial 20% Pt/C, 40% Pt/C and IrO2 catalysts were also obtained from SCI Materials Hub.

3. Journal of Energy Chemistry Vanadium oxide nanospheres encapsulated in N-doped carbon nanofibers with morphology and defect dual-engineering toward advanced aqueous zinc-ion batteries

In this paper, carbon cloth (W0S1011) was obtained from SCI Materials Hub. The flexible carbon cloth matrix guaranteed the stabilization of the electrode and improved the conductivity of the cathode.

4. Energy Storage Materials Defect-abundant commercializable 3D carbon papers for fabricating composite Li anode with high loading and long life

The 3D carbon paper (TGPH060 raw paper) were purchased from SCI Materials Hub.

5. Nanomaterials A Stable Rechargeable Aqueous Zn–Air Battery Enabled by Heterogeneous MoS2 Cathode Catalysts

Nafion D520 (5 wt%), and carbon paper (GDL340) were received from SCI-Materials-Hub.

6. SSRN An Axially Directed Cobalt-Phthalocyanine Covalent Organic Polymer as High-Efficient Bifunctional Catalyst for Zn-Air Battery

Carbon cloth (W0S1011) and other electrochemical consumables required for air cathode were provided by SCI Materials Hub.

Oxygen Reduction Reaction

1. J. Chem. Eng. Superior Efficiency Hydrogen Peroxide Production in Acidic Media through Epoxy Group Adjacent to Co-O/C Active Centers on Carbon Black

In this paper, Vulcan XC 72 carbon black, ion membrane (Nafion N115, 127 μL), Nafion solution (D520, 5 wt%), and carbon paper (AvCarb GDS 2230 and Spectracarb 2050A-1050) were purchased from SCI Materials Hub.

2. Journal of Colloid and Interface Science Gaining insight into the impact of electronic property and interface electrostatic field on ORR kinetics in alloy engineering via theoretical prognostication and experimental validation

The 20 wt% Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) were purchased from SCI Materials Hub. This work places emphasis on the kinetics of the ORR concerning Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) catalysts, and integrates theoretical prognostication and experimental validation to illuminate the fundamental principles of alloy engineering.

Water Electrolysis

1. International Journal of Hydrogen Energy Gold as an efficient hydrogen isotope separation catalyst in proton exchange membrane water electrolysis

The cathodic catalysts of Pt/C (20 wt%, 2–3 nm) and Au/C (20 wt%, 4–5 nm) were purchased from SCI Materials Hub.

2. Small Science Silver Compositing Boosts Water Electrolysis Activity and Durability of RuO2 in a Proton-Exchange-Membrane Water Electrolyzer

Two fiber felts (0.35 mm thickness, SCI Materials Hub) were used as the porous transport layers at both the cathode and the anode.

3. Advanced Functional Materials Hierarchical Crystalline/Amorphous Heterostructure MoNi/NiMoOx for Electrochemical Hydrogen Evolution with Industry-Level Activity and Stability

Anion-exchange membrane (FAA-3-PK-130) was obtained from SCI Materials Hub website.

Fuel Cells

1. Polymer Sub-two-micron ultrathin proton exchange membrane with reinforced mechanical strength

Gas diffusion electrode (60% Pt/C, Carbon paper) was purchased from SCI Materials Hub.

Characterization

1. Chemical Engineering Journal Electrochemical reconstitution of Prussian blue analogue for coupling furfural electro-oxidation with photo-assisted hydrogen evolution reaction

An Au nanoparticle film was deposited on the total reflecting plane of a single reflection ATR crystal (SCI Materials Hub, Wuhu, China) via sputter coater.