Electrochemical Consumables

Graphite Disc Electrode Graphite Rod Graphite Sheet Electrode

Name: Graphite Disc Electrode Graphite Rod Graphite Sheet Electrode
Brand: Kintek Solution
SKU: ELEG
Rating: 4.8 (12 reviews)

Item Number : ELEG

Price varies based on specs and customizations

$12.90 / set

Material: High-purity graphite>99.99%
rod material: PTFE

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We offer graphite disk electrodes and graphite sheet electrodes made from high-quality materials, ensuring their acid and alkali resistance. Our complete models are safe, durable, and customizable to suit your specific needs.

Technical specifications

Graphite electrode

Features	10103, can be customized
Applicable temperature range	0 ~ 60℃
Rod material	PTFE
Material	High-purity graphite>99.99%

Graphite Rod Electrode

Features	2*90, can be customized
Applicable temperature range	0 ~ 60℃
Rod material	PTFE
Material	High-purity graphite>99.99%

Graphite disk electrode

Features	Inner core φ 2-6
Applicable temperature range	0 ~ 60℃
Rod material	PTFE
Material	High-purity graphite>99.99%

Detail & Parts

graphite electrode detail 1 graphite electrode detail 2 graphite electrode detail 3 graphite electrode detail 4 graphite electrode detail 5 graphite electrode detail 6 graphite electrode detail 7

Designed for You

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Would you please drop your ideas to us, our engineers are ready for you now!

FAQ

What is an electrode in electrochemistry?

An electrode is a solid electrical conductor that serves as the point where current enters and leaves the electrolyte in an electrochemical cell. When the current leaves the electrode, it is called the cathode, and when it enters, it is called the anode. Electrodes are essential components of electrochemical cells, transporting produced electrons from one half-cell to another, which produces an electrical charge. The charge is based on a standard electrode system (SHE) with a reference potential of 0 volts and serves as a medium for any cell potential calculation.

What are the materials used in electrochemical cell?

The materials used in an electrochemical cell are the anode, cathode, and electrolyte. The anode is the negative electrode that releases electrons to the external circuit and oxidizes during the electrochemical reaction. The cathode is the positive electrode that acquires electrons from the external circuit and is reduced during the electrochemical reaction. The electrolyte is the medium that provides the ion transport mechanism between the cathode and anode of a cell. The desirable properties for anode, cathode, and electrolyte materials include high efficiency, stability, good conductivity, ease of fabrication, and low cost.

What is the function of auxiliary electrode?

The auxiliary electrode, also known as the counter electrode, is an electrode used in a three-electrode electrochemical cell for voltammetric analysis or other reactions where an electric current is expected to flow. Its primary function is to provide a pathway for current flow in the electrochemical cell without passing a significant current through the reference electrode. It provides a means of applying input potential to the working electrode. The auxiliary electrode may be isolated from the working electrode to prevent any byproducts generated from contaminating the main test solution. It is often fabricated from electrochemically inert materials such as gold, platinum, or carbon.

What is rotating disk electrode used for?

Rotating disk electrode (RDE) is a hydrodynamic working electrode used in electrochemical applications such as corrosion studies, fuel cell research, catalyst development, and controlling mass transport of reactants to the electrode surface. It is used when defined mass transport to the sample electrode is desired. The disk's rotation induces a constant flux of analyte to the electrode, making it ideal for investigating different electrochemical phenomena such as multi-electron transfer, kinetics of slow electron transfer, adsorption/desorption steps, and electrochemical reaction mechanisms. In analytical chemistry, RDE is used in three-electrode systems for hydrodynamic voltammetry to investigate reaction mechanisms related to redox chemistry.

What are the 3 electrodes in electrochemistry?

The three electrodes commonly used in electrochemistry are the Working Electrode (WE), Reference Electrode (RE), and Counter Electrode (CE). The WE is where the electrochemical reaction occurs and the current is measured. The RE provides a stable reference potential for the measurement. The CE completes the circuit and balances the charge between the WE and RE. Proper preparation and use of each electrode is crucial for accurate electrochemical experiments.

What are the examples of electrochemical material?

Examples of electrochemical materials include anode materials for the oxidation of acetic acid, cathode materials for the reduction of acrylonitrile, and electrode materials for the cathodic hydrodimerization of formaldehyde to ethylene glycol. Selectivity for synthetic electrochemical reactions can be determined by the materials used, with electrode materials imparting control and variation of outcomes. The choice of electrode material can also switch reactivity on or off, such as with the cathodic hydrodimerization of formaldehyde only occurring with mercury or carbon cathodes. Understanding the influence of electrode materials can facilitate improved rationalization of differences in achieved yields or selectivity.

What is the difference between auxiliary and reference electrode?

The main difference between auxiliary and reference electrode lies in their function in an electrochemical cell. The auxiliary electrode, also known as the counter electrode, is used to facilitate charge transfer to and from the analyte and pass all the current so that the current at the working electrode can be controlled. On the other hand, the reference electrode is used to reference when measuring and controlling the potential of the working electrode and does not pass any current. The reference electrode has a fixed potential, while the potential of the auxiliary electrode can change.

What is the rotating electrode method?

The rotating electrode method is a technique used in electrochemical applications such as fuel cell research, corrosion studies, catalyst development, and controlling mass transport of reactants to the electrode surface. It involves using a rotating disk electrode (RDE) that rotates during experiments, inducing a constant flux of analyte to the electrode. The RDE can quickly achieve conditions in which the steady-state current is controlled by the solution flow rather than diffusion. By running experiments at various rotation rates, different electrochemical phenomena can be investigated, including multi-electron transfer, adsorption/desorption steps, and electrochemical reaction mechanisms.

What are the different types of electrochemical electrodes?

There are several types of electrochemical electrodes, each designed for specific applications. The most common types include working electrodes, reference electrodes, and counter electrodes. Working electrodes are the primary electrodes where the electrochemical reaction of interest takes place. Reference electrodes provide a stable reference potential against which the working electrode potential can be measured. Counter electrodes complete the circuit by providing a site for the flow of electrons to balance out the current passing through the working electrode.

What materials are commonly used for auxiliary electrodes?

The choice of materials for auxiliary electrodes depends on the specific electrochemical system and the desired reaction. Common materials for auxiliary electrodes include platinum, graphite, stainless steel, and certain metal alloys. These materials are typically inert and do not participate in the desired electrochemical reaction, ensuring that the auxiliary electrode's role remains solely as a conductor for current flow.

What is the rotating ring-disk electrode method?

The rotating ring-disk electrode (RRDE) is a double working electrode used in analytical chemistry for hydrodynamic voltammetry. It is designed for investigating reaction mechanisms related to redox chemistry and other chemical phenomena. The RRDE has a disk electrode at its center and a ring electrode around the disk. The system takes advantage of the laminar flow created during rotation, allowing for controlled contact of the solution with the disk and ring electrodes. By varying the rate of rotation, it is possible to determine the rate of the chemical reaction and investigate different electrochemical phenomena.

What materials are commonly used for electrochemical electrodes?

Various materials can be used for electrochemical electrodes depending on the specific application and requirements. Common materials include noble metals such as platinum, gold, and silver, which provide excellent conductivity and chemical stability. Carbon-based materials like graphite or glassy carbon are also commonly used due to their high surface area and good electrical properties. Additionally, metal oxides, conductive polymers, and composite materials are employed for specific applications that necessitate unique properties such as catalytic activity or selectivity.

How do auxiliary electrodes affect the performance of an electrochemical cell?

Auxiliary electrodes play a crucial role in the performance of electrochemical cells. They help maintain a balanced electrical potential, minimizing side reactions or unwanted reactions at the working electrode. The choice of appropriate materials for the auxiliary electrode is essential to prevent contamination or interference with the desired electrochemical process. Additionally, the design and positioning of the auxiliary electrode within the cell can impact overall efficiency and uniformity of current distribution. Proper selection and placement of auxiliary electrodes can enhance the performance, accuracy, and reproducibility of electrochemical measurements or processes.

What are the advantages of rotating disc electrode?

The advantages of rotating disk electrodes (RDE) include the ability to control mass transport of reactants to the electrode surface, achieve laminar flow of solution towards and across the electrode, and investigate different electrochemical phenomena such as multi-electron transfer and electrochemical reaction mechanisms. RDEs are commonly used in electrochemical applications such as corrosion studies, fuel cell research, and catalyst development. The base rotation rate of RDEs can be manually adjusted, and the electrode rotation rate can be precisely controlled with an electric motor. RDEs are a powerful tool for investigating reaction mechanisms related to redox chemistry and other chemical phenomena.

What factors should be considered when selecting an electrochemical electrode?

When selecting an electrochemical electrode, several factors should be considered. The choice of electrode material is crucial, as it determines the electrode's conductivity, stability, and catalytic activity. The electrode size and geometry should match the specific experimental setup and requirements. Consideration should also be given to the compatibility of the electrode material with the electrolyte and the potential range of the electrochemical system. Additionally, cost, availability, and ease of fabrication should be taken into account when selecting an electrode for practical applications.

Why are auxiliary electrodes necessary in electrochemical systems?

Auxiliary electrodes are necessary in electrochemical systems to maintain electrical neutrality and ensure the flow of current. In many electrochemical reactions, the desired reaction occurs at the working electrode, while the auxiliary electrode acts as a counterbalance. It helps to complete the circuit by providing a path for the flow of electrons or ions, thereby allowing the continuous movement of charge and ensuring the overall electrochemical reaction proceeds smoothly and efficiently.

How can electrochemical electrodes be used in various applications?

Electrochemical electrodes find applications in a wide range of fields, including energy storage and conversion, corrosion analysis, sensors and biosensors, electroplating, and water treatment. They are used in batteries and fuel cells to facilitate the electrochemical reactions that store and convert energy. Electrochemical sensors and biosensors utilize electrodes to detect and measure analytes in various samples. Electroplating and electrorefining processes rely on electrodes to deposit or extract metal ions. Additionally, electrochemical electrodes are employed in electrochemical machining, electroanalysis, and many other research and industrial applications that involve studying or manipulating electrochemical phenomena.

Are there any limitations or considerations when using auxiliary electrodes?

When using auxiliary electrodes, several limitations and considerations should be taken into account. The choice of materials for the auxiliary electrode is critical to prevent any unwanted reactions or contamination that could affect the desired electrochemical process. Compatibility between the auxiliary electrode and the electrolyte or reactants should be considered to ensure stability and long-term performance. Additionally, the design and positioning of the auxiliary electrode should be carefully optimized to minimize current distribution issues or potential interference with the working electrode. It is also essential to regularly monitor and maintain the auxiliary electrode to prevent degradation or contamination that could impact its performance. Finally, the size and shape of the auxiliary electrode should be considered to ensure compatibility with the specific electrochemical cell or system being used.

View more faqs for this product

4.7

out of

5

The electrode's durability is enough to last for years in my lab. The company also offers a wide variety of models that can be customized to your specific needs.

Izaan von Rittberg

4.8

out of

5

The graphite rod electrodes I ordered were perfect for my laboratory setup. They are acid and alkali-resistant, ensuring their longevity.

Ramiro Sánchez

4.9

out of

5

KINTEK SOLUTION's graphite disk electrodes are of exceptional quality. They provide accurate and consistent results in my research experiments.

Lujain Al-Ajmi

4.8

out of

5

The prompt delivery of the graphite sheet electrodes was impressive. They arrived well-packaged and ready to use immediately in our laboratory.

Nicolasa Fuentes

4.7

out of

5

The graphite disc electrodes are a great value for the price. They are well-made and have held up well in our lab's demanding environment.

Shruthi Rai

4.9

out of

5

KINTEK SOLUTION's graphite electrodes are technologically advanced and provide reliable performance in our laboratory's high-temperature experiments.

Henriette Gagnon

4.8

out of

5

The graphite disc electrodes' high purity ensures accurate and reliable results in our laboratory's electrochemical experiments.

Jayden Rønne

4.7

out of

5

The graphite rod electrodes are easy to use and maintain, making them a convenient choice for our laboratory's routine experiments.

Elif Güsdüel

4.9

out of

5

The exceptional thermal shock resistance of the graphite sheet electrodes makes them ideal for our laboratory's high-temperature applications.

Kayla Pellegrini

4.8

out of

5

The graphite disc electrodes' low specific resistance enables efficient and accurate electrochemical measurements in our laboratory.

Anahıta Sousa

4.7

out of

5

KINTEK SOLUTION's graphite electrodes are a valuable addition to our laboratory, providing precise and reproducible results in various experiments.

Søren Jørgensen

4.9

out of

5

The fast delivery of the graphite rod electrodes was greatly appreciated, ensuring minimal disruption to our laboratory's research schedule.

Nıhan Gökçe

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electrochemical electrode electrochemical material auxiliary electrode rotating disc electrode

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Graphite Disc Electrode Graphite Rod Graphite Sheet Electrode

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Technical specifications

Graphite electrode

Graphite Rod Electrode

Graphite disk electrode

Detail & Parts

Designed for You

FAQ

What is an electrode in electrochemistry?

What are the materials used in electrochemical cell?

What is the function of auxiliary electrode?

What is rotating disk electrode used for?

What are the 3 electrodes in electrochemistry?

What are the examples of electrochemical material?

What is the difference between auxiliary and reference electrode?

What is the rotating electrode method?

What are the different types of electrochemical electrodes?

What materials are commonly used for auxiliary electrodes?

What is the rotating ring-disk electrode method?

What materials are commonly used for electrochemical electrodes?

How do auxiliary electrodes affect the performance of an electrochemical cell?

What are the advantages of rotating disc electrode?

What factors should be considered when selecting an electrochemical electrode?

Why are auxiliary electrodes necessary in electrochemical systems?

How can electrochemical electrodes be used in various applications?

Are there any limitations or considerations when using auxiliary electrodes?

PDF - Graphite Disc Electrode Graphite Rod Graphite Sheet Electrode

Catalog of Electrochemical Consumables

Catalog of Electrochemical Electrode

Catalog of Electrochemical Material

Catalog of Auxiliary Electrode

Catalog of Rotating Disc Electrode

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