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Electrochemistry

See our selection of meters, probes and other Electrochemistry Equipment.

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  1. 602 Flexible Electrode Holder

    Apera Instruments

    AI2810-EA

    $58.00

    Special Price $44.35

    602 Flexible Electrode Holder Holds up to 3 electrodes simultaneously No more tangled cables Easy adjustments in various angles and directions Apera Instruments 602 Flexible Electrode Holder is easily adjustable for your testing needs. The backside of the holder is designed for you to snap your cables in place; no more tangled cables during your tests. Holds up to three electrodes at once. Learn More
  2. 2301T-F-3 Salinity Probe(3M)

    Apera Instruments

    AI4104-EA

    $82.00

    Special Price $67.53

    2301T-F-3 Salinity Probe(3M) Learn More
  3. LabSen 551 Plastic Spear pH Electrode for soil

    Apera Instruments

    AI3106-EA

    $170.00

    Special Price $130.00

    LabSen® 251 Glass Spear pH Electrode for Semi-Solid Samples Backed by proprietary Swiss sensor technology and materials, the LabSen 251 Combination Spear pH Electrode is designed for testing soft solid and semi-solid samples such as cheese, butter, dough, fruit, etc. Long-Life Reference System – The LabSen 251 pH electrode adopts a long-life reference system, which is composed of a glass tube, AgCl and a reference silver wire. The top end of the slim glass tube is stuffed with cotton, which prevents the reaction between AgCl and electrolyte when temperature changes. It improves the stability of reference electrode and prolong the service life of the electrode. Polymer Electrolyte – The solid polymer electrolyte makes the electrode hard to be contaminated and maintenance-free. Special Glass Membrane – The LabSen 251 pH electrode adopts a spear glass membrane, which is ideal for testing semi-solid samples, and can be tested in high temperature samples (up to 176°F). The electrode is backed up with a 6-month warranty by Apera Instruments. Learn More
  4. LabSen803 Pure Water 3-in-1 pH Electrode

    Apera Instruments

    AI3137-EA

    $255.00

    Special Price $195.00

    LabSen® 803 Professional 3-in-1 pH/Temp. Electrode for Purified Water and Low Ion-Concentration Samples, BNC/RCA Connector Proprietary pH sensor technology and materials from Switzerland Unique LabSen cylindrical glass membrane, faster response rate, better repeatability in purified water Get stable pH measurements in purified water or low ion-concentration solutions in 30 seconds on average. Say goodbye to annoying fluctuations Patented pH/Temperature combination structure, increasing the temperature respond time by 40% compared to conventional isolated built-in thermistor Silver Ion Trap Reference System – On top of the Long-Life reference system, a silver ion trap is added to prevent the junction being blocked by silver sulfide Backed by proprietary Swiss sensor technology and materials, the LabSen 803 3-in-1 pH/Temp. Electrode/Probe is designed for purified water such as drinking water, RO water, distilled water, deionized water, and other low ion-concentration solutions. Moveable Sleeve Junction – The LabSen 803 pH Electrode/Probe is easy to clean, especially suitable for low ion concentration solutions. The infiltration rate of the electrolyte is determined by the tightness of the sleeve, which can be customized by users to ensure the best performance in every specific sample. Silver Ion Trap Reference System – The LabSen 803 pH electrode adopts a Silver Ion Trap reference system. On top of the Long-Life reference system, a silver ion trap is added to prevent the junction being blocked by silver sulfide. Unique Glass Membrane – The LabSen 803 pH Electrode/Probe adopts a Cylindrical glass membrane, which has faster response rate, better repeatablility, and built tough - highly resistant to general impact (totally differentiates from the traditional fragile glass bulb membrane). Patented pH/Temperature combination structure – The temperature element is placed in an independent cavity under the pH glass membrane. With the built-in heat conducting medium, the temperature sensing speed can be increased by 40%, hence the response time and stability of the pH electrode are greatly improved. Compatible Apera Instruments' meters: MP511, SX811, SX823-B, PH700, PH800, PC800, PH820 and PC820. May NOT work with other brands' meters because the temperature unit might be incompatible. The electrode is backed up with a 6-month warranty by Apera Instruments. Learn More
  5. LabSen 213 Standard 3-in-1 pH/Temp. Electrode

    Apera Instruments

    AI3121-EA

    $180.00

    Special Price $137.65

    201DJ-C Double-Junction Combination pH Electrode, BNC Connector, 3' Cable, Polycarbonate/Glass Double-junction structure, hard to be clogged Suitable for testing in turbid liquid Standard bnc connector Gel KCL electrolyte, no need for refilling 6 Months Warranty fulfilled by Apera Instruments The Apera 201DJ-C Double-Junction Combination pH Electrode is ideal for long time consistent testing in turbid water solutions, such as wastewater, pools and spas, and environmental monitoring. Its double-junction structure prevents the probe from being clogged and contaminated during measurement. Not suitable for testing in low-ion concentration solutions (eg: deionized water or distilled water), strong base solutions (pH>12), highly corrosive liquid, or for continuous testing in high temperature solutions (>140°F). Compatible with any pH meters that use BNC connectors. Temperature sensor is not built-in. Users need to have a separate temperature probe to enable ATC or manually input temperature to complete temperature compensation. This electrode has a 6-Month limited warranty fulfilled by Apera Instruments, LLC. Measurement Range: 0–14 pH, 0–80°C (32–176°F); Housing: Polycarbonate; Junction: Double Ceramic; Reference Electrode: Ag/AgCl; Connector: BNC; Size: ø12*160 mm; Cable: 3 Ft. Technical Specs Measurement Range: 0 - 14 pH, 0 - 80°C Housing: Polycarbonate Junction: Double Ceramic Reference Electrode: Ag/AgCl Connector: BNC Size: ø12*160 mm Cable: 3 Ft. Learn More
  6. LabSen 371 Flat pH Electrode

    Apera Instruments

    AI3107-EA

    $151.00

    Special Price $115.47

    LabSen® 551 Professional Combination pH Electrode for Direct Soil pH Testing, BNC Connector Proprietary pH sensor technology and materials from Switzerland Special LabSen Spear pH sensor tip, ideal for direct soil pH testing. No more slurry making. POM housing, ideal for use in harsh environments Polymer Electrolyte - No more clogged junction Long-Life Reference System, improving the stability of reference electrode and prolong the service life of the electrode Backed by proprietary Swiss sensor technology and materials, the LabSen 551 Combination pH Spear Sensor Electrode is designed for testing soil directly. Long-Life Reference System – The LabSen 551 pH electrode adopts a long-life reference system, which is composed of a glass tube, AgCl and a reference silver wire. The top end of the slim glass tube is stuffed with cotton, which prevents the reaction between AgCl and electrolyte when temperature changes. It improves the stability of reference electrode and prolong the service life of the electrode. Polymer Electrolyte – The solid polymer electrolyte makes the electrode hard to be contaminated and maintenance-free. Special Glass Membrane – The LabSen 551 pH electrode adopts a spear sensor tip, which is ideal for directly testing semi-solid samples like soil. The electrode uses a BNC connector, compatible with any pH meters that use BNC connectors, such as Apera Instruments MP511, SX811, PH700, PH800, PC800, PH820 and PC820. Temperature sensor is not built-in. Users need to have a separate temperature (ex: Apera Instruments MP500) probe to enable ATC or manually input temperature to realize temperature compensation. The electrode is backed up with a 6-month warranty by Apera Instruments. Learn More
  7. LabSen 851-1 pH Electrode for viscous samples

    Apera Instruments

    AI3110-EA

    $168.00

    Special Price $128.47

    LabSen® 831 Professional Combination pH Electrode for Strong Acid Samples and HF (Hydrofluoric) Acid, BNC Connector Proprietary pH sensor technology and materials from Switzerland Unique LabSen HF glass membrane, which has a faster response rate, better repeatability in strong acid samples, and resistant to hydrofluoride corrosion Silver Ion Trap Reference System – On top of the Long-Life reference system, a silver ion trap is added to prevent the junction being blocked by silver sulfide Standard BNC Connector 6-Month Warranty fulfilled by Apera Instruments Backed by proprietary Swiss sensor technology and materials, the LabSen 831 HF pH Electrode Probe is designed for pH measurements for solutions containing Hydrofluoric acid (=3pH), or other strong acid solutions. Special Glass Membrane – Unique LabSen HF glass membrane, which has a faster response rate, better repeatability in strong acid samples, and resistant to hydrofluoride corrosion. Silver Ion Trap Reference System – The LabSen 831 pH electrode adopts a Silver Ion Trap reference system. On top of the Long-Life reference system, a silver ion trap is added to prevent the junction being blocked by silver sulfide. The electrode uses a BNC connector, compatible with any pH meters that use BNC connectors, such as Apera Instruments MP511, SX811, PH700, PH800, PC800, PH820 and PC820. Temperature sensor is not built-in. Users need to have a separate temperature probe (ex: Apera Instruments MP500) to enable ATC or manually input temperature to realize temperature compensation. The electrode is backed up with a 6-month warranty by Apera Instruments. Learn More
  8. DO500 Polarographic Dissolved Oxygen Electrode (for SX716)

    Apera Instruments

    AI4601-EA

    $260.00

    Special Price $198.82

    DO500 Polarographic Dissolved Oxygen Electrode (for SX716) Learn More
  9. LabSen 251 Glass Spear pH Electrode

    Apera Instruments

    AI3105-EA

    $188.00

    Special Price $143.76

    LabSen® 241-3 Professional Combination pH Electrode for Micro Samples (>30 microliters) Proprietary pH sensor technology and materials from Switzerland Special LabSen micro cylindrical sensor tip, suitable for micro-volume pH measurement (>30 microliters) Suitable for testing in NMR tubes Long-Life Reference System, improving the stability of reference electrode and prolong the service life of the electrode 6-Month Warranty fulfilled by Apera Instruments Backed by proprietary Swiss pH sensor technology and materials, the LabSen 241-3 Micro Combination pH Electrode Sensor is designed for micro-volume samples (=30 microliters), especially suitable for NMR sample tubes, microplates, microcentrifuge and microbiological samples. Unique Glass Membrane – The LabSen 241-3 pH electrode adopts a micro cylindrical glass membrane (3mm in diameter), making micro-sample pH testing easier than ever, and can be tested in high temperature samples (up to 212°F). Long-Life Reference System – composed of a glass tube, AgCl and a reference silver wire. The top end of the slim glass tube is stuffed with cotton, which prevents the reaction between AgCl and electrolyte when temperature changes. It improves the stability of reference electrode and prolong the service life of the electrode. The electrode uses a BNC connector, compatible with any pH meters that use BNC connectors such as Apera Instruments MP511, SX811, PH700, PH800, PC800, PH820 and PC820. Temperature sensor is not built-in. Users need to have a separate temperature probe (ex: Apera Instruments MP500) to enable ATC or manually input temperature to realize temperature compensation. The electrode is backed up with a 6-month warranty by Apera Instruments. Learn More
  10. DO502 Electrolyte Solution(30ml*3, for DO500 Electrode)

    Apera Instruments

    AI4603-EA

    $14.00

    Special Price $10.71

    DO502 Electrolyte Solution(30ml*3, for DO500 Electrode) Learn More
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