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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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16
Promotions Available

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.

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
17

Fisherbrand™ accumet™ pH/ATC Probe for Portable AP80 and AP70 Series Meters: Mercury-Free

Replacement/accessory for accumet AP85, AP84, AP72, AP71 Portable Meters

EDGE
18

Fisherbrand™ accumet™ Liquid-Filled Polymer Body Combination Electrodes: Mercury-Free

Ideal for measurements in small vessels or with small samples

EDGE
Diameter (English) 0.4 in.
Type Combination pH Electrode
Temperature (Metric) Range -5°C to +100°C
Length (Metric) 106 mm
Temperature (English) Operating 23°F to 212°F
pH Range 0 to 14
Diameter (Metric) 10 mm
Length (English) 4.1 in.
Material Polypropylene
For Use With (Application) For measurements in small vessels or with small samples
Temperature (Metric) Operating -5°C to +100°C
Internal Reference Ag/AgCl
19

Fisherbrand™ accumet™ Gel-Filled Polymer Body pH/ATC Double-Junction Combination Electrodes: Mercury-Free

Combine the convenience of a combination electrode with built-in ATC probe

Type pH/ATC Combination Electrode
Length (Metric) Cable 0.10 m
Length (Metric) 106 mm
Temperature (English) Operating 23°F to 176°F
pH Range 0 to 14
Color Purple
Length (English) 4 in.
Length (English) Cable 30 in.
Filling Solution Type Gel
Material Epoxy
Junction Double
Temperature (Metric) Operating -5°C to +80°C
Internal Reference Ag/AgCl
20

METTLER TOLEDO™ InLab™ Science pH Electrodes

A pH electrode featuring a special glass body which is resistant to corrosive or organic samples, and is ideal for high temperatures and biological media. The high electrolyte outflow prevents contaminants from entering and clogging the junction, which would interfere with the reading.

EDGE
Diameter (English) 0.47 in.
Temperature (Metric) Range 0°C to 100°C
Temperature (English) Operating 32°F to 212°F
pH Range 0 to 12
Diameter (Metric) 12 mm
Membrane A41 Glass
Filling Solution Type 3mol/L KCl
Material Glass
Junction Moveable Glass Sleeve
Temperature (Metric) Operating 0°C to 100°C
Internal Reference ARGENTHAL with Ag+ trap
21

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.

22

METTLER TOLEDO™ InLab™ 413/IP67 pH Electrode

A durable, plastic body pH electrode ideal for a wide range of applications that is able to withstand wet and demanding environments (IP67 rated).

23

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.

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
24

Oakton™ pH and pH/Conductivity Electrode Replacements, pH/Temp Combination Electrode; Single-Junction, Epoxy

Replace Oakton™ pH and pH/Conductivity Electrodes when they break, no longer hold calibration, cannot be rehydrated, or are not compatible with your sample.

EDGE
Includes Electrode
Warranty 1 Year
Temperature (English) Operating 32°F to 176°F
Membrane None
Drift Unknown
Material Epoxy
Junction Single
Storage Requirements Oakton electrode storage solution or a 2 to 4mol/L KCl solution
Temperature (Metric) Operating 0°C to 80°C
25

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

27

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
29

Fisherbrand™ accumet™ Gel-Filled Paper Pulp Double-Junction pH Combination Electrodes: Mercury-Free

Dual junctions provide fast response and long life in paper pulp testing

Type Combination pH Electrode
For Use With (Equipment) pH meter
pH Range 0 to 14
Response Time 30 sec.
Filling Solution Type Gel
Material Gel-filled Polymer/Polypropylene
Junction Dual
pH Relative Accuracy ±0.05
For Use With (Application) Ideal for routine process monitoring in paper pulp plants, mine assay labs, smelters
30

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

Top-performance, semi-micro pH electrodes to measure samples as small as 0.2 mL