The copper ion selective electrode offers precise and reliable copper ion (Cu²⁺) concentration measurements across a pH range of 2 to 12 and a temperature range of 0°C to 80°C, making it suitable for various applications. It features a BNC (Q9 Type) connector for easy integration with ion meters, and uses a Cu(NO₃)₂ standard solution along with NaNO₃ powder as an ion strength adjuster. The electrode’s salt membrane ensures high sensitivity and accuracy, while its durable epoxy resin casing provides long-lasting protection against physical damage, making it an ideal tool for accurate copper ion analysis in both laboratory and industrial environments.
Designs Features of Copper Ion Electrode
- Broad pH Range (2-12): The electrode operates effectively across a wide pH range of 2 to 12, making it suitable for various types of solutions and applications.
- Temperature Range (0°C to 80°C): This electrode ensures stable performance in both low and high-temperature environments.
- BNC (Q9 Type) Connector: Ensures compatibility with standard ion meters for easy integration into your setup.
Material and Structure of Copper ISE
- Durable Epoxy Resin Casing: Provides enhanced strength and wear resistance of the copper ion electrode, ensuring long-lasting performance.
- Salt Membrane Sensitivity: Equipped with a salt membrane, the electrode delivers enhanced sensitivity and accurate ion detection for reliable copper ion concentration 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-972105 |
| Type | Copper ion composite electrode |
| Measurement Range | 1.0×10⁻⁷~1.0×10⁻¹mol/L |
| Mass Concentration | 0.006~6354ppm |
| 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 D |
| Standard Solution | Cu(NO₃)₂ solution |
| Ion Strength Adjuster (Powder) | Small amount of NaNO₃ 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: Why does the reading from an ISE drift or fluctuate?
The reading from an ion selective electrode (ISE) can drift or fluctuate due to several factors that affect its performance and accuracy. One of the main causes is chemical interference, where other ions in the sample may affect the electrode’s response, leading to unstable readings. Contamination or degradation of the ion-selective membrane can also result in fluctuating signals, especially if the electrode is not properly maintained or stored. Temperature variations can further impact the electrode’s response, as most ISEs are temperature-sensitive and require compensation to ensure accurate measurements. Additionally, electrical noise or poor connection to the measuring instrument can introduce fluctuations in the signal. Finally, incorrect sample preparation or improper calibration can cause drift in the readings over time. Regular calibration, proper storage, and ensuring the sample is free of contaminants are crucial to minimize these issues and maintain consistent, reliable measurements.
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