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pH, ORP, and Titration, Combination Electrodes

pH and ORP electrodes that include both the sensing electrode and the reference electrode in the same device body; may include ATC probe; choose from epoxy, glass, or rugged glass bodies and multiple connector options, including waterproof cables.
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1 – 15 of 583 results
1

Fisherbrand™ accumet™ AE series single junction gel pH electrode

Fisher Scientific™ accumet™ AE series pH electrodes support the accumet™ AE150 pH meter for routine pH measurements a budget-friendly price

EDGE
2

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

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

EDGE
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
3

Fisherbrand™ accupHast™ R Rugged Variable Temperature pH Combination Electrodes - Mercury-Free

Fast response despite temperature changes plus extra durability

Diameter (English) 0.4 in.
Temperature (Metric) Range -5°C to +100°C
Length (Metric) 102 mm
Temperature (English) Operating 23°F to 212°F
pH Range 0 to 14
Length (English) 4 in.
For Use With (Application) Biological, pharmaceutical and Tris
Type Combination pH Electrode
For Use With (Equipment) pH meter
Diameter (Metric) 10 mm
Filling Solution Type SP138-500
Temperature (Metric) Operating -5°C to +100°C
Connector Types BNC
Internal Reference Ag/AgCl
4

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

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

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
5

Thermo Scientific™ Orion™ Single Junction Refillable Epoxy Bodied pH/ATC Triode™

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

EDGE
Diameter (English) Body 0.47 in.
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 194°F
For Use With (Equipment) Orion pH Meter (field or plant-use)
pH Range 0 to 14
Diameter (Metric) Cap 16 mm
Length (English) 4.7 in.
Material Epoxy
Junction Glass Fiber
Diameter (Metric) Body 12 mm
For Use With (Application) ideal for field or plant use.
Temperature (Metric) Operating 0°C to 90°C
Internal Reference Ag/AgCl
6

Thermo Scientific™ Orion™ Single Junction Refillable Epoxy Bodied Combination pH Electrode

Confidently maneuver and measure in the field or on the plant floor with Orion™ refillable epoxy body electrodes.

EDGE
Diameter (English) Body 0.47 in.
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 194°F
Precision 0.02
pH Range 0 to 14
Diameter (Metric) Cap 16 mm
Length (English) 4.7 in.
Filling Solution Type 4M KCl with Ag/AgCl
Material Epoxy Body
Junction Glass Fiber
Diameter (Metric) Body 12 mm
Temperature (Metric) Operating 0°C to 90°C
Internal Reference Ag/AgCl
7

Thermo Scientific™ Orion™ ROSS™ Refillable Epoxy Bodied Combination pH Electrode

Confidently maneuver and measure in the field or on the plant floor with Thermo Scientific™Orion™ ROSS™ Refillable Epoxy Body Electrodes.

EDGE
8

Thermo Scientific™ Orion™ Single Junction 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.

EDGE
9

Thermo Scientific™ Orion™ Single Junction Combination pH Electrodes

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

EDGE
For Use With (Equipment) Russell meters
pH Range 0 to 14
Storage Requirements Store in Orion pH electrode storage solution 910001
10

METTLER TOLEDO™ InLab™ Expert pH Electrodes
GSA_VA

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.

EDGE
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
11

METTLER TOLEDO™ InLab™ Routine pH Electrodes
GSA_VA

A combination pH electrode with an integrated temperature sensor and chemically resistant HA glass body. It is designed for general lab applications and ideal for use at high pH values (IP67 rated).

EDGE
Type Combination Electrode
Temperature (Metric) Range 0°C to 100°C
pH Range 0 to 14
Membrane HA Glass
Material Glass
Junction Ceramic
Temperature (Metric) Operating 0°C to 100°C
12

Oakton™ General-Purpose pH Probe, Refillable, Double junction, Glass, 3 ft Cable, BNC

Replacement Electrodes

EDGE
13

Fisherbrand™ accumet™ Universal pH/ATC Electrodes

Combination pH mercury-free electrodes with built-in temperature compensation

Includes Cable with BNC and ATC connectors, electrode storage bottle
Filling Solution Type Gel
Material Epoxy
Junction Double
14

Fisherbrand™ accupHast™ Variable Temperature pH Combination Electrodes: Mercury-Free

Fast, accurate response despite temperature changes

Diameter (English) 0.4 in.
pH Range 0 to 14
Diameter (Metric) 10 mm
Filling Solution Type Saturated KCl
Junction Dual Ceramic
Internal Reference Ag/AgCl