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Metal Disc Electrode Electrochemical Electrode

Electrochemical Consumables

Metal Disc Electrode Electrochemical Electrode

Item Number : ELEM

Price varies based on specs and customizations

$32.90 / set

Specification
0.5 ~ 6mm, can be customized
Applicable temperature range
0 ~ 60℃
Rod material
PTFE
Material
Any material can be customized
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Why Choose Us

Easy ordering process, quality products, and dedicated support for your business success.

Easy Process Quality Assured Dedicated Support

Our metal disk electrode is made from high-quality materials and is designed for acid and alkali resistance. It is a safe and durable option that can be customized to fit your specific needs. Our complete models ensure that you get the right electrode for your application.

Technical specifications

metal disk electrode structure
1. Nickel/lead/titanium/tungsten etc. . . ; 2. Teflon stem; 3. Gold-plated terminal
Specification 0.5 ~ 6mm, can be customized
Applicable temperature range 0 ~ 60℃
Rod material PTFE
Material Any material can be customized

Detail & Parts

Disk electrodes

Disk electrode detail 1Disk electrode detail 2Disk electrode detail 3Disk electrode detail 4Disk electrode detail 5

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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 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 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 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 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 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 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.
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Metal Disc Electrode Electrochemical Electrode

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