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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 (705)
pH Electrode Accessories (581)
Combination Ion Selective Electrodes (268)
Dissolved Oxygen and BOD Probes (223)
Conductivity Electrodes (221)
Micro pH Electrodes (161)
Ion Selective Electrode Accessories (153)
Indicating Half Cell Electrodes (121)
Dissolved Oxygen Probe Accessories (117)
Electrochemistry Analyzers Online Sensors (57)
Conductivity Cell Accessories (56)
Automatic Temperature Compensation Probes (54)
Indicating Half Cell Ion Selective Electrodes (18)
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166 – 180 of 2,407 results
166

Thermo Scientific™ Orion™ RDO Optical Dissolved Oxygen Electrodes
SDP

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%
167

Thermo Scientific™ Orion™ AUTO-STIR™ Polarographic Dissolved Oxygen Electrode
SDP

Accurately and conveniently conduct dissolved oxygen measurements.

168

METTLER TOLEDO™ InLab™ Conductivity Benchtop Probes
GSA_VA

A selection of conductivity probes suitable for all applications.

Sensor Types Integrated Temperature Sensor
For Use With (Application) General conductivity measurements
Connector Types Mini-DIN
169

METTLER TOLEDO™ InLab™ Solids pH Electrodes
GSA_VA

A low maintenance glass pH electrode with an integrated temperature probe featuring a clog-free, open junction that eliminates the risk of protein fouling. Its spear shaped tip is designed for piercing solid and semi-solid food samples (IP67 rated).

pH Range 1 to 11
Membrane LoT Glass
Material Glass
Junction Open
Temperature (Metric) Operating 0°C to 80°C
Internal Reference ARGENTHAL
170

Thermo Scientific™ Orion™ ROSS™ Semi-Micro Spear Tip Glass Bodied Combination pH Electrode
SDP

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
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
171

Thermo Scientific™ Orion™ ROSS™ Sure-Flow™ pH Electrode with Sure-flow junction, BNC connector PROMO
SDP

When you purchase a Thermo Scientific™ ROSS™ pH Electrode, you’ll receive a ROSS Buffer Kit at no additional cost. Order using the catalog numbers below and your products will ship together.

172

Thermo Scientific™ Orion™ 8102BNUWP ROSS Ultra™ pH Electrode PROMO
SDP

When you purchase a Thermo Scientific™ ROSS™ pH Electrode, you’ll receive a ROSS Buffer Kit at no additional cost. Order using the catalog numbers below and your products will ship together.

173

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.

174

Mettler Toledo™ SevenGo™ perfectION Combined ISE Electrodes

Get an All-In-One Solution with SevenGo™ perfectION Combined ISE Electrodes. The brilliant Click & Clear™ press mechanism allows for quick cleaning and ensures stable readings even in difficult samples.

Type Combination ISE
Electrode Combined ISE Electrode
For Use With (Equipment) All pH, mV Meters or Ionometers
Material Epoxy
Filling Solution Type ISA
Connector Types Lemo
175

Thermo Scientific™ Orion™ Glass Bodied Temperature Probes
SDP

Automatically correct pH measurements for variation in electrode slope due to temperature change with this glass ATC probe.

Diameter (English) Body 0.3 in.
Type ATC Probe
Accuracy ±1°C
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 212°F
pH Range 0 to 14
Length (English) 4.7 in.
Material Glass
Storage Requirements Store in air
Diameter (Metric) Body 8 mm
Temperature (Metric) Operating 0°C to 100°C
176

Mettler Toledo™ Low Conductivity Sensor

Accessory for Mettler Toledo FiveGo portable instruments. Mettler Toledo Low Conductivity Sensors are robust probes from low to medium conductivities (0.01μS/cm to 500μS/cm). LightEdition (LE) sensors are tailor-made for high price/performance ratio.

177

Thermo Scientific™ Orion™ Epoxy Bodied Polarographic Dissolved Oxygen Electrodes
SDP

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
178

Mettler Toledo™ Temperature Sensor

Designed for connection to pH meters. Sensing elements of Mettler Toledo Temperature Sensor are housed in tubular stainless steel or glass.

Type Sensor
Temperature (Metric) Range -30°C to +100°C
Length (Metric) 120 mm
Temperature (English) Operating -22°F to +212°F
Length (English) 4.72 in.
Material Glass
Temperature (Metric) Operating -30°C to +100°C
Connector Types S7
179

METTLER TOLEDO™ InLab™ NMR pH Electrode
GSA_VA

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

180

Thermo Scientific™ Orion™ ROSS™ Thin Stem Glass Bodied Combination pH Electrode
SDP

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