pH & Ion Electrodes
Various types of pH electrodes offer precise and quick readings, which are essential for a wide range of scientific applications, from environmental monitoring and medical diagnostics.
The diversity in electrode types caters to specific measurement needs, ensuring accurate results across different mediums. With advancements in electrode technology, these instruments provide reliable performance in challenging conditions, including extreme pH ranges and non-aqueous solutions.
Their ease of use, combined with the ability to deliver rapid and accurate measurements, makes pH and ion electrodes indispensable in laboratories and fieldwork, facilitating research and quality control processes.
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InLab® Maintenance-Free pH Sensors
Mettler ToledoAlways Ready Well-equipped for challenging tasks. The highly robust PEEK shaft in combination with the open junction makes the InLab Expert both resilient and easy to handle. Its solid reference electrolyte requires no refilling and is always ready for use. If highest performance is expected,…
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Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that…
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InLab® pH Electrode MultiPin Connector Cables
Mettler ToledopH Electrode Connector Cables, compatible with Mettler Toledo pH meters. Mettler products are intended for sale/shipment within the US only. International customers should contact their local Mettler distributor to place orders for Mettler products.
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General-Purpose pH Probe
OaktonOakton combination electrodes are available in a variety of styles to meet the needs of your application. Epoxy electrodes are impact resistant and provide exellent durability for field applications. Glass electrodes withstand aggressive chemicals. Choose junction and tip style based on the needs…
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pH Electrode LE438, 3-in-1
Mettler ToledoWith an integrated temperature sensor, this maintenance-free gel-filled electrode covers most applications and offers automatic temperature compensation. Special features Unbreakable, chemically resistant POM shaft Integrated NTC 30 kΩ temperature probe Application …
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Thomas Brand Ammonia Ion Electrodes
labForce® (powered by Thomas Scientific)Traditional Gas Sensing Type ISE High accuracy Robust, rugged and reliable Combination Electrodes measure 12 mm diameter x 145 mm length and are equipped with a one meter cable, BNC type connector, 2 membrane caps and filling solution.
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Combination pH Electrodes
CorningGeneral Purpose pH Combination (4136L21) AgCl internal reference sealed by ion exchange barrier pH range 0-14 at temperatures from 0° to 100°C Replaceable junction Plastic body 13 mm diameter x 138 mm long. 4136L16 and L21 have removable bulb connector for easy…
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Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that…
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Dry Contact Technology Dry Contact Technology replaces traditional liquid or gel-filled ISE's. Dry contact electrodes require no preconditioning. Simply place electrode in a sample and read results. This innovative technology offers unlimited shelf life and greater measurement stability. …
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ROSS® Combination Electrodes
Thermo Scientific OrionSuperior stability pH range 0-14 Temperature of 0°-100°C 3 M KCl filling solution supplied with electrode
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Dry Contact Technology High accuracy Unlimited shelf life, can be stored dry No pre-conditioning or user maintenance required Robust, rugged and reliable Dry Contact Technology replaces traditional liquid or gel-filled ISE’s. Dry contact electrodes require no…
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GF Signet 3-2734-HF-00 pH electrode for harsh environments, HF resistant, Ryton/Glass/PTFE/FPM wetted parts, 3/4" NPT thread connection Temperature Element Pt1000 For use with 2751 pH/ORP Smart Sensor Electronics
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N 6480 Esi: pH Electrode for Non-Aqueous Titrations
SI AnalyticspH electrode for titrations in non-aqueous media, Glass shaft, ground joint-junction, electrolyte L 5014, Ag/AgCl-reference system, sphere membrane, A-glass, length 170 mm, 12 mm Ø, +10...+40 °C, 0...14 pH
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Orion ROSS® 3-in-1 Triodes
Thermo Scientific OrionpH and temperature measurement with one electrode Superior stability with high accuracy pH and temperature measurement Fast pH response even in samples at varying temperatures Compatible with Mettler-Toledo TM Five and Seven Series meters and others which accommodate NTC30 thermisters with…
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Electrode Saver Bottle
OaktonThe Oakton electrode storage bottle is used for pH electrodes that are up to 12 mm in diameter. A probe storage bottle is used to store an electrode during field and lab use. This bottle is to help protect an electrode from cracks, scratches, bumps, spills, and drying out. It helps keep the bulb…
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Orion Gel Fill Epoxy Flat Surface Comb pH, BNC
Thermo Scientific OrionMeasure the pH of virtually any sample with these Thermo Scientific Orion pH electrodes. Electrodes come with a low cost epoxy body Sealed, gel-filled design means there is little electrode maintenance to perform Single-junction reference means electrodes are suited to most general…
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Micro-pH Electrode, Long, Thermo Orion 9810BN
Thermo Scientific OrionImmersion depth is 1 mm and requires only 0.5 mL of sample. pH range is 0-14. Temperature range: -5 to 100°C. Dimensions: 120 mm x 6 mm; tip diameter: 1.3 mm. Type reference: Ag/Ag/Cl.
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InLab® pH Sensors for Fast Results
Mettler ToledoTime is Precious Liquid filled electrodes are reliable workhorses, constructed for efficient pH measurements in daily laboratory use of a wide application range. For more complex sample matrices like emulsions or biological media, electrodes with a sleeve junction are recommended. InLab…
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LE410 pH Electrode
Mettler ToledoRefillable glass pH electrode with integrated temperature probe, accurate and fast measurements for a wide range of sample types. Special features Fast measurement in aqueous solution Integrated temperature probe Refillable reference electrolyte Mettler products are…
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Thomas Brand Calcium Ion Electrodes
labForce® (powered by Thomas Scientific)Dry Contact Technology High accuracy Unlimited shelf life, can be stored dry No pre-conditioning or user maintenance required Robust, rugged and reliable Dry Contact Technology replaces traditional liquid or gel-filled ISE’s. Dry contact electrodes require no…
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DGi115-SC Plug & Play Combined Glass pH Electrode
Mettler ToledoPlug & Play combined glass pH electrode with a fixed ground-glass sleeve junction. The large sleeve junction provides a stable measurement signal thanks to a uniform flow of electrolyte. The junction is hardly blocked by precipitates and is easy to clean. Direct pH measurement and acid/base…
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Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that…
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COMBINATION pH ELECTRODES AND ACCESSORIES
Thermo Scientific OrionConduct routine pH measurements with the Thermo Scientific™ Orion™ Economy Series pH Combination Electrode, a routine wick junction, gel-filled electrode. Its unbreakable epoxy body extends beyond the pH sensing glass bulb for rugged conditions. It provides durability for lab or field…
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Dry Contact Technology Dry Contact Technology replaces traditional liquid or gel-filled ISE's. Dry contact electrodes require no preconditioning. Simply place electrode in a sample and read results. This innovative technology offers unlimited shelf life and greater measurement stability. …
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pH combination electrode with plug head, Glass shaft, 3 x ceramic junction, gel electrolyte, Silamid®-reference system, sphere membrane, A-glass, length 120 mm, 12 mm Ø, -5...+80 °C, 0...14 pH
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SenTix®: Standard electrodes with gel and precision electrodes with liquid gel electrolyte for pH measurements in lab applications and in the field Maintenance-free gel reference system across the entire product life Quick repsonse time by good connection to the medium for electrodes…
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Standard Ag/AgCl pH electrodes
Thermo Scientific OrionIdeal for all routine pH measurements. A large variety of quality electrodes for a wide range of applications. Includes specialty pH electrodes for unique or challenging pH measurements.
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Glass Membrane Sensor High accuracy Reliable Economical Glass sensor electrodes are the best available method for measuring sodium ions. They are less expensive than solid state or dry sensing membranes and still offer a high degree of accuracy and responsiveness. …
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The Ag/AgCl combination reference electrodes have an impact-resistant epoxy body. Electrodes provide a fast, stable response and are ideal for prolonged readings. Gel-filled design requires virtually no maintenance. 127 mm L x 12 mm diameter with maximum 176F (80C) temperature.
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Dry Contact Technology Dry Contact Technology replaces traditional liquid or gel-filled ISE's. Dry contact electrodes require no preconditioning. Simply place electrode in a sample and read results. This innovative technology offers unlimited shelf life and greater measurement stability. …
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ATC Probes
Thermo Scientific OrionOrion Automatic Temperature Compensation (ATC) probes transmit a signal to the pH meter, which automatically corrects pH measurements for variation in electrode slope due to temperature change.