The chloride ISE electrode offers precise chloride ion measurements across a broad pH range of 2 to 12 and operates effectively within temperatures from 0°C to 80°C. Its separable ring ground joint design ensures easy maintenance, while the epoxy resin casing enhances durability and wear resistance. Featuring a salt membrane, the electrode delivers high selectivity and rapid response for accurate readings. Ideal for applications in water quality testing, environmental monitoring, and chemical analysis, this electrode combines reliable performance with long-lasting construction, making it a valuable tool for researchers and professionals.
Designs of the ISE Electrode
- A wide working pH range of 2 to 12, making it suitable for various types of solutions.
- The chloride ion electrode operates efficiently within a temperature range of 0 to 80°C.
- BNC (Q9 type) connector for secure and stable electrical connection.
Material and Structure of Chloride ISE
- The outer casing of the ion electrode is made of epoxy resin, providing enhanced durability and resistance to wear.
- With a salt membrane, ensuring high selectivity and rapid response for accurate chloride ion measurements.
Application
The ion selective electrode is a versatile tool widely used for monitoring and analyzing water quality across various applications. It is particularly effective in testing drinking water, domestic water, pool water, and industrial water, ensuring compliance with safety and regulatory standards. Its high sensitivity to specific ions makes it ideal for detecting trace contaminants in these water sources. Additionally, the electrode can be used for analyzing surface water and groundwater, providing critical data for environmental monitoring and pollution control. Whether for routine quality checks or environmental research, the ion selective electrode offers reliable, precise measurements to help maintain safe and clean water across different settings.
Domestic Water
Pool Water
Industrial Water
Drinking Water
| Model | SISCO-ISE-972102 |
| Type | Chloride ion composite electrode |
| Measurement Range | 5.0×10⁻⁵~1.0mol/L |
| Mass Concentration | 1.8~35500ppm |
| pH Range | 2~12 |
| Operating Temperature | 0~80℃ |
| Repeatability | ±2% |
| Liquid Junction | Separable ring ground joint |
| Reference Structure | ClickOK reference system |
| Reference Solution | ISE reference filling solution type B |
| Standard Solution | KCl solution |
| Ion Strength Adjuster (Powder) | Small amount of KNO₃ powder |
| High-end Ion Strength Regulator | Ion strength regulator type I |
| Housing Material | Epoxy resin |
| Sensitive Membrane Material | Salt membrane |
| Dimensions | Φ12×120 mm |
| Connector | BNC (Q9 Type) |
Q1: What is an ion selective electrode (ISE)?
A1: An ion-selective electrode (ISE) is a type of sensor designed to measure the concentration of specific ions in a solution. It is used in various fields, such as environmental monitoring, clinical diagnostics, and industrial applications, for real-time ion concentration measurements. ISEs are highly valued for their simplicity, accuracy, and ability to provide precise data without the need for complex sample preparation. These electrodes offer a quick and reliable way to monitor ion levels in a variety of solutions.
Q2: How does an ISE work?
A2: An ion-selective electrode (ISE) works by utilizing a membrane that selectively interacts with a specific ion in a solution. The electrode generates an electrical potential when the ion of interest interacts with the membrane. This potential is directly related to the concentration of the ion in the solution. The ISE typically consists of a reference electrode and an ion-selective membrane, which allows the target ion to pass through or interact with it, while minimizing the influence of other ions. The measured potential is then used, along with the Nernst equation, to calculate the ion concentration in the solution. This enables accurate and real-time measurement of ion levels.
Q3: What types of ions can an ISE measure?
A3: An ion-selective electrode (ISE) can measure a wide range of ions, depending on the type of membrane it uses. Commonly measured ions include sodium (Na⁺), potassium (K⁺), calcium (Ca²⁺), chloride (Cl⁻), ammonium (NH₄⁺), nitrate (NO₃⁻), and hydrogen ions (H⁺), among others. Each ISE is designed to selectively respond to a particular ion or group of ions, allowing precise measurements in different applications. For example, a sodium ISE can be used in clinical diagnostics to monitor blood sodium levels, while a chloride ISE may be used in environmental monitoring to assess water quality. The ability to measure specific ions makes ISEs highly versatile tools in fields like chemistry, biology, medicine, and environmental science.
Tips: What are the limitations of an ISE?
Ion selective electrodes (ISEs) have several limitations that can affect their accuracy and reliability. They are sensitive to interference from other ions that have similar properties, which can lead to inaccurate readings. ISEs also have a limited range of detection, and their response may not be linear at very low or high concentrations. Regular calibration is necessary to maintain accuracy, and temperature variations can further complicate measurements. Additionally, ISEs require proper maintenance, as their membranes can degrade over time, and their performance can be affected by the sample matrix, such as the presence of organic compounds or suspended solids. These factors can make ISEs less suitable for certain complex or extreme conditions.
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