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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Purchase a ROSS pH Electrode, get a ROSS Buffer Kit at no additional charge
Thermo Scientific OrionUse promotional catalog numbers to get buffers at time of purchase. Chemists have been relying on Thermo Scientific™ Orion™ ROSS™ pH electrodes to provide critical measurements for 40 years. Other electrodes come and go, but the ROSS reference system continues to be the…
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3-in-1 Triode Probes
Thermo Scientific OrionOrion Triode 3-in-1 Probe is a practical solution for field and plant use. The pH/Reference/ATC probes are all in one body. It's non-refillable, little or no maintenance required. You get portability and accuracy in one package.
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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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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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IDS ORP electrodes are used to measure oxidation or reduction potentials in waterous solutions - with integrated temperature sensor Safe measured values due to signal processing in the sensor Integrated temperature sensor NTC 30 kOhm for precise value documentation Best possible GLP…
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ROSS® Sure-Flow® pH Electrodes
Thermo Scientific OrionRoss® Sure-Flow Easy cleaning in waste-waters, food samples, colloids, soils and slurries Has optimum flow rate for high purity waters, drinking waters and buffers Produces fast, stable responses in samples that vary in temperature pH range is 0-14 over a temperature range of…
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Triode pH Combination Electrode
Thermo Scientific OrionCombination pH and ATC in a single barrel pH range: 0-14 Temperature range: 0-90°C Recommended for general purpose use. Built-in thermistor for automatic temperature compensation. Useful for field pH measurements with Thermo Orion portable pH meters. BNC type connector. ATC…
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Sodium Ion Electrode
Thermo Scientific OrionROSS, Half Cell ISE For determination of Na+ ion activity in concentrations from saturated to 10 -6 M (saturated to 0.02 ppm) Model 4210E63 ROSS electrode requires Thomas number 4153Q87 or 0732K95 reference electrode. Uses Orion 900004 fill solution, order as 4153F22. Accessories: Sodium…
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DX262-NO3 ISE Half-Cell Electrode
Mettler ToledoIon-selective half-cell, 100...3*10-5 mol/L, polymer membrane, POM/PVC shaft, S7 screw cap, seperate reference electrode and appropriate cables needed. Membrane kit: 51340011, electrolyte: 51340034, electrolyte for reference electrode: 2 mol/L MgSO4, ISA solution: 0.5 mol/L MgSO4. Temperature…
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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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pH Elect. High pH SJES
OaktonThese economical electrodes are ideal for field, clean water, and general-purpose applications. Single-junction, epoxy-body, gel-filled pH electrodes Pin-type junction provides low electrolyte flow for long life High range of 0 to 14 pH 3 foot (1 meter) cable
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Solid State Technology Low maintenance High accuracy Robust, rugged and reliable 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…
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BlueLine 14 pH Combination Electrode
SI AnalyticsBlueLine combination electrode, Glass shaft, platinum junction, electrolyte KCl 3 mol/l, Ag/AgCl-reference system, temp.-sensor NTC 30 kOhm, cone membrane, A-glass, 1 m fixed cable with DIN- +4-mm banana plug, length 120 mm, 12 mm Ø, -5...+100° C, 0...14 pH
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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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Chloride Ion Electrode & Accessories
Thermo Scientific Orion4210N68 Requires Thomas number 4215F60 reference electrode. Includes 760 mm lead. Uses Orion 900002 fill solution, order as 4215F70. Accessories Chloride Standard, 0.1000 ±0.0005M Chloride Standard, 100.0 ±0.5 ppm Ionic Adjustment Solution, Sodium Nitrate…
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FoodTrode pH Electrodes
HamiltonThe FoodTrode is a robust, combination electrode for measurements in media containing proteins. Three ceramic diaphragms guarantee quick, accurate measurements. Benefits Robust combination pH electrode for measurements in media containing proteins 3 ceramic diaphragms guarantee quick…
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DGi116-Solvent Plug & Play Combined Glass pH Electrode
Mettler ToledoCombined glass pH electrode with a movable easy-to-clean glass sleeve junction. Plug & Play sensor with integrated sensor chip for secure handling. Especially suitable for acid/base titrations that require fast response times and quick signal equilibration in nonaqueous matrices: …
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Electrode Body Handle, Waterproof
Thermo Scientific OrionThermo Orion IonPlus Handle with BNC Waterproof Connector For Ion+ ISE combination plastic membrane electrodes Accessories for solid state and plastic membrane ion selective electrodes Electrodes handles are used with plastic membrane combination or half cell electrodes Polishing strips…
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Inlab Power Pro-Ism
Mettler ToledoThe new InLab® Power Pro ISM uses the SteadyForce™ system, ensuring a connection to the measurement medium. With the InLab® Power Pro ISM, you can concentrate on the actual measuring. The dual channel portable meters SevenGo Duo™ and SevenGo Duo pro™, have the ability…
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AquaPro Professional pH Electrodes
Thermo Scientific OrionThe patented reference system and the double junction design keeps silver ions from contacting the sample. These electrodes are non-refillable, offering the benefits of ease of use and minimal preparation.
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ORP-01 General Purpose ORP Electrode
labForce® (powered by Thomas Scientific)The labForce® ORP-01 ORP Electrode is a general purpose, lab or field electrode offering affordable, low maintenance performance for many water applications. Features: Epoxy body with standard 12mm diameter and 120mm length. Sealed, gel-filled reference with double junction …
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pH Elect. Spear Tip DJSG
OaktonDouble junction electrode for testing gels and semisolids . Spear tip pH electrode, glass body, sealed Electrodes have a BNC connector, and are 12 mm dia with a 3 ft cable Includes a FREE electrode saver bottle to extend electrode life Use with all OAKTON pH meters except pH Wand…
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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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pH combination electrode with plug head, Glass shaft, platinum junction, electrolyte KCl 3 mol/l, Silamid® reference system, sphere membrane, A-glass, length 170 mm, 12 mm Ø, -5...+100 °C, 0...14 pH
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pH/ORP electrodes are the most commonly used electrochemical sensors. At the same time, they provide the most sensitive measuring signals and must be serviced and calibrated on a routine basis. The concept of IDS sensors precisely takes effect here. Digital data transfer without interferences…
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Epoxy-Body ORP Electrodes
OaktonUse to take mV readings Choose a single-junction electrode for field, clean water, and general-purpose applications; choose a double junction electrode for most applications including field, dirty water, heavy metals, and organics. Both models have a pin-type junction that provides low…
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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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Electrode Care
OaktonSolutions to clean, store and fill electrodes Extend the life of your electrodes and maintain accurate readings Use cleaning and storage solution with any pH or ORP electrodes Electrode storage solution keeps pH/ORP electrode bulbs moist for faster, more accurate readings. Use…
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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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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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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.