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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 (267)
Dissolved Oxygen and BOD Probes (226)
Conductivity Electrodes (222)
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)
Resistivity Cell Accessories (14)
Multiparameter Electrode Sets (3)
ORP Cell Accessories (2)

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91 – 105 of 2,410 results
91

METTLER TOLEDO™ InLab™ Versatile pH Electrode Replaceable Junction Tool

Tool consisting of two parts to replace ceramic junctions on InLab™ Versatile and InLab™ Versatile Pro.

92

Thermo Scientific™ Orion™ Cupric Ion Selective Electrodes
SDP

Measure cupric ions in aqueous solutions quickly, simply, accurately and economically.

Type Combination ISE
For Use With (Equipment) ISE Meter
Junction Sure-Flow Junction
93

Thermo Scientific™ Orion™ ROSS Ultra™ Epoxy Bodied pH/ATC Triode™
SDP

Accurately measure pH and temperature together in just one electrode, with a built-in temperature sensor.

Type pH/ATC Combination Electrode
Warranty 18 Months
Length (Metric) 120 mm
Precision 0.01
Isopotential Point 7
pH Range 0 to 14
Diameter (Metric) 12 mm
Filling Solution Type None required
Material Rugged Epoxy Body, Filled with Low Maintenance Gel
Junction Glass Capillary
pH Relative Accuracy 0.03 pH for buffers using automatic temperature compensation
Temperature (Metric) Operating 0°C to 80°C
Internal Reference ROSS
94

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
SDP

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

95

METTLER TOLEDO™ InLab™ Reach pH Electrodes

A pH electrode with an integrated temperature sensor featuring an extended shaft for measuring a wide range of samples in large vessels.

Type Combination Electrode
Temperature (Metric) Range 0°C to 100°C
pH Range 0 to 14
Membrane HA Glass
Material Glass
Junction Ceramic
For Use With (Application) Accurate measurement in a wide range of sample types
96

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.

97

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

Accurately and conveniently conduct dissolved oxygen measurements.

98

Thermo Scientific™ Orion™ Redox/ORP/Temp Electrodes
SDP

Accurately measure ORP and temperature together in just one electrode, with a built-in temperature sensor.

Material Epoxy
99

Thermo Scientific™ Orion™ Single Junction Sure-Flow™ Epoxy Bodied Combination pH Electrode
SDP

Attain stable, drift-free measurements of challenging samples using a sure-flow electrode with its unique free-flowing liquid-to-liquid junction.

100

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.

101

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
102

Thermo Scientific™ Orion™ Residual Chlorine Combination Ion Selective Electrode
SDP

Measure total residual chlorine quickly and accurately.

103

METTLER TOLEDO™ InLab™ Dissolved Oxygen Probes

A selection of dissolved oxygen probes suitable for all applications.

Type Dissolved Oxygen Probe
Length (Metric) Cable 1.80 m
Length (English) Cable 5 ft.
Temperature (Metric) Operating 0°C to 60°C
For Use With (Application) Routine pH measurement
Probe Type DO Sensor
104

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

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

105

BUCHI pH Electrode Gel
SDP

For use with KjelMaster K-375.