
pH, ORP, and Titration, Combination Electrodes
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METTLER TOLEDOâ„¢ InLabâ„¢ Expert pH Electrodes
A combination pH electrode with PEEK plastic shaft for chemical and mechanical durability, and a fixed cable. Designed for use in a variety of applications.
Diameter (English) | 0.47 in. |
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Length (Metric) | 120 mm |
pH Range | 0 to 14 |
Diameter (Metric) | 12 mm |
Membrane | U Glass |
Filling Solution Type | Xerolyt Polymer |
Material | PEEK |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ARGENTHAL |
METTLER TOLEDOâ„¢ InLabâ„¢ Routine pH Electrodes
A combination pH electrode with an integrated temperature sensor and chemically resistant HA glass body. It is designed for general lab applications and ideal for use at high pH values (IP67 rated).

Type | Combination Electrode |
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Temperature (Metric) Range | 0°C to 100°C |
pH Range | 0 to 14 |
Membrane | HA Glass |
Material | Glass |
Junction | Ceramic |
Temperature (Metric) Operating | 0°C to 100°C |
METTLER TOLEDOâ„¢ Micro pH Electrodes
pH electrodes designed for small sample volumes or for measuring in small containers.
Type | Combination Electrode |
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Response Time | <20 sec. |
Thermo Scientificâ„¢ Orionâ„¢ ROSS Ultraâ„¢ Glass Bodied Combination pH Electrode
Capture accurate measurements of a variety of sample types, including solvents, with Orion Glass Body pH Electrodes.
Fisherbrandâ„¢ accumetâ„¢ AE series single junction gel pH electrode
Fisher Scientificâ„¢ accumetâ„¢ AE series pH electrodes support the accumetâ„¢ AE150 pH meter for routine pH measurements a budget-friendly price
Thermo Scientificâ„¢ Orionâ„¢ ROSS Ultraâ„¢ Glass Bodied pH/ATC Triodeâ„¢
Accurately measure pH and temperature together in just one electrode, with a built-in temperature sensor.

Warranty | 2 Years |
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Length (Metric) Cable | 1 m |
Length (Metric) | 120 mm |
Isopotential Point | 7 |
pH Range | 0 to 14 |
Material | Chemical Resistant Glass Body |
Type | pH/ATC Combination Electrode |
Precision | 0.01 |
Diameter (Metric) | 12 mm |
Filling Solution Type | ROSS electrode 3 M KCl fill solution (Cat. No. 810007) |
Junction | Ceramic |
pH Relative Accuracy | 0.03 pH for buffers using automatic temperature compensation |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
Thermo Scientificâ„¢ Orionâ„¢ Single Junction Refillable Epoxy Bodied pH/ATC Triodeâ„¢
Accurately measure pH and temperature together in just one electrode, with a built-in temperature sensor.
Diameter (English) Body | 0.47 in. |
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Length (Metric) | 120 mm |
Temperature (English) Operating | 32°F to 194°F |
For Use With (Equipment) | Orion pH Meter (field or plant-use) |
pH Range | 0 to 14 |
Diameter (Metric) Cap | 16 mm |
Length (English) | 4.7 in. |
Material | Epoxy |
Junction | Glass Fiber |
Diameter (Metric) Body | 12 mm |
For Use With (Application) | ideal for field or plant use. |
Temperature (Metric) Operating | 0°C to 90°C |
Internal Reference | Ag/AgCl |
Thermo Scientificâ„¢ Orionâ„¢ ROSSâ„¢ Glass Bodied Combination pH Electrode
Capture accurate measurements of a variety of sample types, including solvents, with Thermo Scientificâ„¢ Orionâ„¢ glass body pH electrodes.
Length (Metric) Cable | 1 m |
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Length (Metric) | 120 mm |
Temperature (English) Operating | 32°F to 212°F |
pH Range | 0 to 14 |
Diameter (Metric) Cap | 16 mm |
Length (English) | 4.72 in. |
Material | Glass Body |
Storage Requirements | Short-term Storage (up to one week): Soak the electrode in ROSS' pH electrode storage solution, Cat. No. 810001, or standard pH electrode storage solution, Cat. No. 910001. For enhanced electrode performance, use ROSS' pH electrode storage solution. Long-term Storage (more than one week): Fill the reference chamber and securely cover the fill hole. Cover the sensing bulb and reference junction with the protective cap, sleeve or storage bottle containing a few drops of storage solution. Before returning the electrode to use, prepare it as a new electrode. |
Diameter (English) Body | 0.47 in. |
Includes | One 60mL bottle of Orion ROSS filling solution and spout cap |
Precision | 0.01 |
Length (English) Cable | 39.37 in. |
Filling Solution Type | 3M KCl |
Drift | <0.002 pH/day |
Junction | Ceramic |
Diameter (Metric) Body | 12 mm |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
Thermo Scientificâ„¢ Eutechâ„¢ ECFC7252101B pH electrode
Eutechâ„¢ offers a wide range of pH meters and electrodes that measure pH values in various educational, laboratory and industrial applications.
Thermo Scientificâ„¢ Orionâ„¢ Single Junction Combination pH Electrodes
Confidently measure your samples with the Orion Silver Chloride pH electrodes.
For Use With (Equipment) | Russell meters |
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pH Range | 0 to 14 |
Storage Requirements | Store in Orion pH electrode storage solution 910001 |
WTWâ„¢ SenTixâ„¢ 21 pH Electrode
Recommended for all applications where reliable measured values are needed even under the most adverse conditions. For demanding measurements in the lab, there are SenTixâ„¢ electrodes with 3 mol/l KCl liquid electrolyte, easy to clean glass shaft and platinum diaphragm.
WTWâ„¢ SenTixâ„¢ 41 pH Electrode
Use these pH electrodes for portable measurement and routine measurement in the lab. WTWâ„¢ SenTixâ„¢ 41 pH Electrodes are ideal for applications where reliable measured values are needed under adverse conditions.
METTLER TOLEDOâ„¢ InLabâ„¢ Easy pH Electrodes
A durable, polysulfone pH electrode with an integral bulb protector and gel electrolyte to avoid the inconvenience of refilling in field. Temperature sensors sold separately.
Diameter (English) | 0.47 in. |
---|---|
Temperature (Metric) Range | 0°C to 80°C |
Length (Metric) | 120 mm |
Temperature (English) Operating | 32°F to 176°F |
pH Range | 0 to 14 |
Response Time | <20 sec. |
Length (English) | 4.72 in. |
Material | Polysulfone |
Storage Requirements | 3mol/L KCl |
Probe | NTC 30 kilohm |
For Use With (Application) | Low maintenance, field measurement and educational use |
Type | Combination Electrode |
Diameter (Metric) | 12 mm |
Membrane | U Glass |
Filling Solution Type | Gel |
Junction | Ceramic |
Temperature (Metric) Operating | 0°C to 80°C |
Internal Reference | Ag/AgCl |
Fisherbrandâ„¢ accumetâ„¢ Liquid-Filled Mercury-Free pH/ATC Epoxy Body Combination Electrodes, w/BNC and Mini-phone ATC connectors
TRIS compatible, rugged, and convenient
Includes | Electrode, 60mL refill solution, electrode storage bottle |
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Diameter (English) | 0.47 in. |
Type | pH/ATC Combination Titration Electrode |
Temperature (English) Operating | 32°F to 212°F |
pH Range | 0 to 14 |
Diameter (Metric) | 12 mm |
Color | Purple |
Length (English) | 4.1 in. |
Material | Epoxy |
Junction | Porous Ceramic Double |
Probe | ATC |
For Use With (Application) | General laboratory and life science applications |
Internal Reference | Ag/AgCl |
Thermo Scientificâ„¢ Orionâ„¢ ROSSâ„¢ Sure-Flowâ„¢ Epoxy Bodied Combination pH Electrode
Attain stable, drift-free measurements of challenging samples using a sure-flow electrode with its unique free-flowing liquid-to-liquid junction.
Includes | Detachable bulb guard, 2 x 60mL bottles of fill solution |
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Length (Metric) Cable | 1 m |
Temperature (English) Operating | 32°F to 212°F |
Precision | 0.01 |
pH Range | 0 to 14 |
Diameter (Metric) Cap | 16 mm |
Length (English) Cable | 39 in. |
Filling Solution Type | 3M KCl |
Material | Epoxy Body |
Junction | Sure-Flow |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |