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Probes and Electrodes

Used with specific electrochemistry meters to measure a variety of parameters; includes combination and half-cell pH electrodes, conductivity cells, ion-specific electrodes, dissolved oxygen probes, and automatic temperature compensation probes.
pH, ORP, and Titration, Combination Electrodes (756)
pH Electrode Accessories (701)
Dissolved Oxygen and BOD Probes (295)
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181 – 195 of 2,770 results
181
Promotions Available

Thermo Scientific™ Orion™ ROSS Ultra™ Glass Triode™ pH/ATC Combination Electrode, With miniDIN connector, for use with Orion Star meters, With miniDIN connector; for use with Orion Star meters PROMO

Combine a rapid temperature response with stability when using Thermo Scientific™ Orion™ ROSS Ultra™ Glass Triode™ pH/ATC Combination Electrodes.

182

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
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
183

Thermo Scientific™ Orion™ Epoxy Bodied Polarographic Dissolved Oxygen Electrodes

Get accurate dissolved oxygen readings, effortlessly, in the lab or on-site.

Connections 9-pin MiniDIN
Max. Overpressure 6 bar
Response Time 90% of final value in 10 sec.
Oxygen Consumption 0.008μg/h (mg/L)-1 at 20°C
Sensor Types Dual Thermally Separated
Min. Sample Flow 10 cm/sec.
Drift ∼0.1%/day
Storage Requirements -5°C to +50°C
Temperature (Metric) Operating 0°C to 50°C
184

OHAUS™ Starter™ Conductivity Electrode

The Starter™ Conductivity Electrode features a glass shaft built to withstand daily use. Includes a temperature sensor, which powers automatic temperature compensation for accurate measurements.

Type Conductivity Electrode
Material Glass
Connector Types Mini-DIN
185

Mettler Toledo™ Conductivity Sensor InLab™ 741 Pro-DES™

A 2 steel poles conductivity electrode with integrated temperature sensor. Ideal for low conductivity range samples like pure water and ultra pure water.

186

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.

187

Thermo Scientific™ Orion™ RDO Optical Dissolved Oxygen Electrodes

Measure dissolved oxygen levels accurately without the difficulties of membrane.

Type Dissolved Oxygen Probe
Dissolved Oxygen (Concentration Range) 0.00 to 20.0 mg/L
For Use With (Equipment) Orion Star Meter with RDO input
Sensor Types RDO Optical Dissolved Oxygen Sensor
Temperature (Metric) Operating 0°C to 50°C
Probe Type RDO Optical Dissolved Oxygen
Dissolved Oxygen (Saturation Range) 0.0 to 200%
188

Thermo Scientific™ Orion™ Double Junction Semi-Micro Spear KnipHe™ Glass Bodied Combination pH Electrode

Pierce soft and semi-solid samples like cheese, meat, or fruit with a refillable spear tip pH electrode.

189

Mettler Toledo™ pH Sensor InLab™ Pure Pro-DES™

A glass body, combination pH electrode with integrated temperature sensor, DES sensor head, bridge electrolyte and a fixed glass sleeve junction. Designed for low-ion samples like ultra-pure water, deionized water

190

Thermo Scientific™ Orion™ Epoxy Bodied Temperature Probes

Get fast, accurate measurements in lab or field with this ATC Probe, which automatically corrects pH measurements for variation in electrode slope.

Diameter (English) Body 0.2 in.
Type ATC Probe
Accuracy ±1°C
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 176°F
pH Range 0 to 14
Length (English) 4.7 in.
Material Epoxy
Diameter (Metric) Body 6 mm
Temperature (Metric) Operating 0°C to 80°C
192

Thermo Scientific™ Orion™ Single Junction Combination pH Electrodes

Confidently measure your samples with the Orion Silver Chloride pH electrodes.

For Use With (Equipment) Russell meters
pH Range 0 to 14
Storage Requirements Store in Orion pH electrode storage solution 910001
193

METTLER TOLEDO™ InLab™ Mono Half-Cell pH Measuring Electrodes

A half-cell pH measuring electrode featuring a glass body that is suited for high temperature and high pH samples in which the lifetime of the electrode is significantly shorter than that of a standard reference electrode.

Diameter (English) Body 0.47 in.
Length (Metric) 120 mm
Length (English) 4.7 in.
Material Glass
Diameter (Metric) Body 12 mm
For Use With (Application) Electrolyte hose coupling, Electrolyte bridge
Connector Types S7 to BNC (30281915)
194

METTLER TOLEDO™ InLab™ Dairy pH Electrode

A pH electrode featuring a triple ceramic junction, designed for protein containing samples such as dairy products, milk and cream.

195
Promotions Available

Mettler Toledo™ Metal Half Cell Electrodes

For electrochemical applications.