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.

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METTLER TOLEDO™ InLab™ 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.

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Specifications

Diameter (English)	0.47 in.
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

Fisherbrand™ accumet™ AE series Double Junction Gel pH Electrode

Fisherbrand™ accumet™ AE series pH electrodes support the accumet™ AE150 pH meter for routine pH measurements at a budget-friendly price.

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METTLER TOLEDO™ Micro pH Electrodes

pH electrodes designed for small sample volumes or for measuring in small containers.

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Specifications

Response Time	<20 sec.

Hanna Instruments™ Refillable Digital pH Electrode

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Specifications

Length (Metric) Cable	1 m
pH Range	0 to 13
Diameter (Metric) Cap	9.5 mm
Material	Glass
Junction	Ceramic Single, 15 to 20 μL/h
Temperature (Metric) Operating	-5°C to +100°C
Connector Types	3.5 mm Jack

WTW™ SenTix™ 41 pH Electrode

Use these pH electrodes for portable measurement and routine measurement in the lab. WTW™ SenTix™ 41 pH Electrodes are ideal for applications where reliable measured values are needed under adverse conditions.

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Thermo Scientific™ Orion™ ROSS™ Sure-Flow™ Glass 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.

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WTW™ SenTix™ 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 SenTix™ electrodes with 3 mol/l KCl liquid electrolyte, easy to clean glass shaft and platinum diaphragm.

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Mettler Toledo™ Mettler Toledo™ Micro pH Electrode: LE422

Designed for measuring in small or narrow neck vessels or test tubes

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Fisherbrand™ accuTupH™ Rugged Bulb pH Combination Electrodes - Mercury-Free

Optimal for lab use and precise Q.C. measurements.

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Specifications

mV Range	0 to ±25 mV
Length (Metric)	102 mm
Temperature (English) Operating	32°F to 212°F
pH Range	0 to 14
Response Time	<10 sec.
Length (English)	4 in.
Material	Glass
Temperature (Metric) Operating	0°C to 100°C
Internal Reference	Ag/AgCl

WTW™ SenTix™ 940 Digital IDS pH/ORP Electrodes

Provides optimum digital measurement of pH with built-in electrode quality monitoring that is usable in all areas of lab and field measurement.

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WTW™ SenTix™ 61 pH Electrode

Standard electrodes with gel and precision electrodes with liquid gel electrolyte for pH measurements in lab applications and in the field.

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Fisherbrand™ accumet™ Liquid-Filled Mercury-Free pH/ATC Epoxy Body Combination Electrodes, w/BNC and Mini-phone ATC connectors

TRIS compatible, rugged, and convenient

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Specifications

Includes	Electrode, 60mL refill solution, electrode storage bottle
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 Scientific™ Orion™ ROSS Ultra™ Refillable Epoxy Bodied pH/ATC Triode™

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

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Specifications

Type	pH/ATC Combination Electrode
Warranty	2 Years
Length (Metric)	120 mm
Precision	0.01
Isopotential Point	7
pH Range	0 to 14
Diameter (Metric)	12 mm
Filling Solution Type	ROSS electrode 3 M KCl fill solution (Cat. No. 810007)
Material	Epoxy Body
Junction	Glass Fiber
pH Relative Accuracy	0.03 pH for buffers using automatic temperature compensation
Temperature (Metric) Operating	0°C to 100°C
Internal Reference	ROSS