Ion Selective Electrodes

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Achieve advanced ionic analysis with professional ion selective electrodes. This specialized range features high-precision solid-state, combination, and screw-cap sensors from world-leading brands, engineered for the sensitive determination of specific ion concentrations like Fluoride, Chloride, and Sodium. As a core category within our analytical measurement and testing and pH measurement ecosystems, these ISE sensors provide the laboratory-grade selectivity required for environmental testing, food science, and pharmaceutical quality control.

 

Why Choose Professional Ion Selective Electrodes?

Our curated collection of ISE tools is engineered for technical specificity, rapid response, and digital integration:

  • High-Precision Fluoride Analysis: We stock the Thermo Orion Ion-Selective Electrode for Fluoride and the Mettler-Toledo DX219-F, designed for accurate monitoring in water treatment and dental research.
  • Advanced Combination Technology: Utilize the Xylem WTW Combination Electrode F 800 BNC, which integrates the reference and sensing elements into a single body for streamlined laboratory workflows.
  • Solid-State Durability: Select Mettler-Toledo Solid-State Membrane electrodes for Chloride (DX219-Cl) and Sodium (DX223) measurement, offering long-term stability and resistance to chemical interference.
  • Flexible Connection Options: Access sensors with diverse hardware interfaces, including the Thermo Orion Fluoride Electrode with Screw Cap or standard BNC plugs to ensure compatibility with your existing meters.
  • Multi-Ion Capability: Utilize the Mettler-Toledo Online Perfect ION Comb series for high-throughput environments requiring rapid switching between different ion determinations.

 

LabFriend supplies ion selective electrodes from world-leading manufacturers of electrochemical hardware and specialized sensors:

  • Mettler-Toledo: Global innovation leader offering the Perfect ION and DX series for sophisticated ion chromatography and laboratory analysis.
  • Thermo Scientific: Manufacturer of the industry-standard Orion series, renowned for unmatched precision in fluoride and specialized ion measurement.
  • Xylem WTW: Water analysis specialist providing robust combination electrodes designed for environmental monitoring and process control.

 

Accurate ion measurement requires a precise electrochemical setup; to further optimize your laboratory analytical workflow, we recommend exploring these related categories:

  • Electrode Accessories: Ensure stable signal transmission with Mettler-Toledo InLab cables and secure your ISE sensors with LLG electrode stands.
  • pH Measurement Devices: Discover high-end meters with ISE modes, such as the NineFocus NF5000 AMM, compatible with these specialized sensors.
  • Analytical Balances: Prepare your Ionic Strength Adjustors (ISA) and calibration standards with high precision using balances from Kern & Sohn.
  • Weights: Maintain the accuracy of your laboratory scales with Kern E2 class calibration weights to ensure precise reagent preparation.

 

Unsure if your water quality audit requires the solid-state stability of a Mettler-Toledo DX219-F or the rapid response of a Thermo Orion Fluoride electrode? Our team provides local technical support to help you find the correct ion selective solution with fast shipping and competitive pricing.

 

Frequently Asked Questions

 

1. Do I need special reagents to use an Ion Selective Electrode?

Yes, most ISE measurements require an Ionic Strength Adjustor (ISA) to ensure a constant background ionic strength, allowing the electrode to measure activity accurately as concentration.

2. What is the difference between a combination and a mono-ISE?

A combination ISE, like the WTW F 800 BNC, contains both the sensing and reference electrodes in one probe, while a mono-ISE requires a separate reference electrode to complete the circuit.

3. Can these electrodes measure any ion?

No, each ISE is specifically engineered with a membrane sensitive to one particular ion (e.g., Fluoride, Chloride, or Sodium); you must select the electrode that matches your target analyte.

4. How often should I calibrate my ISE?

For laboratory-grade results, ISE sensors should be calibrated daily or before each measurement series using at least two standards that bracket the expected concentration range.

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