
pH, ORP, and Titration, Combination Electrodes
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Filtered Search Results

METTLER TOLEDO™ InLab™ Power pH Electrodes

A glass pH electrode with an integrated temperature sensor featuring the SteadyForce™ reference system, which is pressurized to prevent the junction from clogging.
Diameter (English) | 0.47 in. |
---|---|
Temperature (English) Operating | 32°F to 266°F |
pH Range | 0 to 12 |
Diameter (Metric) | 12 mm |
Membrane | A41 Glass |
Filling Solution Type | DPA Gel |
Material | Glass |
Junction | Ceramic |
Storage Requirements | 3 mol/L KCl |
Temperature (Metric) Operating | 0°C to 130°C |
Internal Reference | SteadyForce |
OHAUS™ Starter Series Electrode: STSURF 2-in-1 Flat pH Electrode
Use in combination with Starter bench and portable meters. OHAUS Starter Series Electrode: STSURF 2-in-1 Flat pH Electrodes need to work with STTEMP30 temperature electrodes for 0.01 pH accuracy.
METTLER TOLEDO™ InLab™ Water Go pH Electrode
A pH electrode that ensures your entire portable measuring system is able to withstand wet and demanding environments (IP67 for a water-proof measurement).
Diameter (English) | 0.12 in. |
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Type | ATC |
Length (Metric) | 120 mm |
Temperature (English) Operating | 302°F |
For Use With (Equipment) | pH meter |
Diameter (Metric) | 3 mm |
Length (English) | 4.7 in. |
Material | Stainless Steel |
Temperature (Metric) Operating | 150°C |
For Use With (Equipment) | AntiStatic Kits |
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Temperature (Metric) Operating | 0°C to 60°C |
Thermo Scientific™ Orion™ ROSS™ Flat Surface Refillable Epoxy Bodied Combination pH Electrode
Measure flat, soft, moist, semi-solid or small volume samples with epoxy body flat surface pH electrodes.
Diameter (English) Body | 0.47 in. |
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Temperature (English) Operating | 32°F to 212°F |
Precision | 0.01 |
pH Range | 0 to 14 |
Diameter (Metric) Cap | 16 mm |
Filling Solution Type | 3M KCl |
Drift | <0.002pH/day |
Material | Epoxy Body |
Junction | Glass Fiber |
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 (Metric) Body | 12 mm |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
BUCHI pH Electrode Gel
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
For use with KjelMaster K-375.
Thermo Scientific™ Orion™ ROSS™ Thin Stem Glass Bodied Combination pH Electrode
Top-performance, semi-micro pH electrodes to measure samples as small as 0.2 mL.
Description | Semi micro tip |
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Length (Metric) | 165 mm |
Temperature (English) Operating | 32°F to 212°F |
pH Range | 0 to 14 |
Diameter (Metric) Cap | 16 mm x 95 mm L |
Length (English) | 6.5 in. |
Material | Glass Body |
Storage Requirements | To ensure a quick response and free flowing junction, the sensing bulb and reference junction must not dry out. Short-term Storage (up to one week): Soak the electrode in ROSS' pH electrode storage solution, Cat. No. 810001. 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. |
Precision | 0.01 |
Filling Solution Type | 3M KCl |
Drift | <0.002pH/day |
Junction | Ceramic |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
Thermo Scientific™ Orion™ ROSS Ultra™ Low Maintenance pH/ATC Triode™ Combination Electrodes PROMO
Measure both pH and temperature in samples with these low maintenance, pH/ATC combination electrodes.
Thermo Scientific™ Orion™ Double Junction Epoxy Bodied Combination pH Electrode
Confidently maneuver and measure in the field or on the plant floor with Orion™ refillable epoxy body electrodes.
Thermo Scientific™ Orion™ ROSS Ultra™ Refillable pH/ATC Triode™ Combination Electrode, BNC Waterproof, 8-pin MiniDIN connector with 1m cable, 120 mL x 12 mm dia.; Waterproof BNC PROMO
For any application when the use of a metallic reference electrode would contaminate the sample, you can rely on this combination electrode.
Thermo Scientific™ Orion™ ROSS™ Semi-Micro Spear Tip Glass Bodied Combination pH Electrode
Pierce soft and semi-solid samples like cheese, meat, or fruit with a refillable spear tip pH electrode.
Includes | 60mL bottle of ROSS electrode fill solution |
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Length (Metric) Tip | 20 mm |
Sample Size | 100 μL |
Tip Type | Spear |
Temperature (English) Operating | 32°F to 212°F |
Precision | 0.01 |
pH Range | 0 to 14 |
Filling Solution Type | 3M KCl |
Drift | <0.002pH/day |
Material | Glass Body |
Junction | Ceramic |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
METTLER TOLEDO™ InLab™ 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 |
METTLER TOLEDO™ InLab™ Surface pH Electrodes
A pH electrode featuring a flat, rugged plastic membrane for measuring samples with flat surfaces.
Type | Combination Electrode |
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Temperature (Metric) Range | 0°C to 50°C |
pH Range | 1 to 11 |
Membrane | LoT Glass |
Junction | Ceramic |
METTLER TOLEDO™ InLab™ NMR pH Electrode

A pH electrode featuring a slim shaft diameter that allows for measurements in NMR tubes or of very small sample volumes.