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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
Promotions Available

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.

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
2
Promotions Available

METTLER TOLEDO™ Micro pH Electrodes

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

EDGE
Type Combination Electrode
Response Time <20 sec.
3
Promotions Available

Thermo Scientific™ Orion™ ROSS™ Glass Bodied Combination pH Electrode

Capture accurate measurements of a variety of sample types, including solvents, with Thermo Scientific™ Orion™ glass body pH electrodes.

EDGE
Length (Metric) Cable 1 m
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 212°F
pH Range 0 to 14
Diameter (Metric) Cap 16 mm
Length (English) 4.72 in.
Material Glass Body
Storage Requirements Short-term Storage (up to one week): Soak the electrode in ROSS' pH electrode storage solution, Cat. No. 810001, or standard pH electrode storage solution, Cat. No. 910001. For enhanced electrode performance, use ROSS' pH electrode storage solution. 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. Before returning the electrode to use, prepare it as a new electrode.
Diameter (English) Body 0.47 in.
Includes One 60mL bottle of Orion ROSS filling solution and spout cap
Precision 0.01
Length (English) Cable 39.37 in.
Filling Solution Type 3M KCl
Drift <0.002 pH/day
Junction Ceramic
Diameter (Metric) Body 12 mm
Temperature (Metric) Operating 0°C to 100°C
Internal Reference ROSS
4
Promotions Available

METTLER TOLEDO™ InLab™ Routine pH Electrodes

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
5
Promotions Available

Mettler Toledo™ Economy Series pH and pH/ATC Combination Electrodes

Offer outstanding price/performance ratio. Mettler Toledo Economy Series pH and pH/ATC Combination Electrodes are cost-effective alternative for less-demanding requirements.

EDGE
Temperature (Metric) Range 0°C to 100°C
Temperature (English) Operating 0°F to 176°F
For Use With (Equipment) pH meter
Length (English) Cable 47 in.
Temperature (Metric) Operating 0°C to 80°C
Connector Types BNC
6

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
7

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
8

Fisherbrand™ accumet™ Glass Body Standard Size Combination Electrodes - Mercury-Free

For routine pH and titration measurements with small samples and small vessels, where separate half-cell electrodes may be impractical

Type Combination pH Electrode
Temperature (Metric) Range -5°C to +100°C
Length (Metric) 101.6 mm
pH Range 0 to 14
Length (English) 4 in.
Material Glass
Closure Type Twist Open/Twist Close
Internal Reference Ag/AgCl
9
Promotions Available

Thermo Scientific™ Eutech™ ECFG7370101B pH electrode

Eutech™ offers a wide range of pH meters and electrodes that measure pH values in various educational, laboratory and industrial applications.

11
Promotions Available

Fisherbrand™ accumet™ Gel-Filled Pencil-Thin pH Combination Electrodes - Mercury-Free

For easy measurement of small samples in long and narrow vessels.

Diameter (English) 0.25 in.
Temperature (Metric) Range -5°C to +80°C
Length (Metric) 178 mm
Temperature (English) Operating 23°F to 176°F
pH Range 0 to 14
Response Time 30 sec.
Color Blue
Length (English) 7 in.
For Use With (Application) For easy measurement of small samples in long and narrow vessels
Type Combination pH Electrode
For Use With (Equipment) pH meter
Diameter (Metric) 6 mm
Filling Solution Type Gel 4mol/L KCl saturated with AgCl electrolyte
Junction Single Ceramic
pH Relative Accuracy ±0.05
Temperature (Metric) Operating -5°C to +80°C
12
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
13
Promotions Available

Mettler Toledo™ Micro pH Electrode: LE422

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

EDGE
14

Fisherbrand™ accumet™ Gel-Filled Polymer Body Single-Junction pH Combination Electrodes, Mercury-Free

Rugged polymer construction for handheld use with aqueous samples in the classroom or in the field

Type Combination pH Electrode
Warranty 1 Year
Length (Metric) 146 mm
pH Range 0 to 14
Response Time <10 sec.
Length (English) 5.75 in.
Filling Solution Type 4mol/L KCl gel
Material Polymer/Polypropylene
Junction Single Ceramic
For Use With (Application) Ideal for handheld use with aqueous samples
Internal Reference Ag/AgCl
15

Mettler Toledo™ pH Sensor InLab™ Expert Pro-DES™

A combination pH electrode with integrated temperature sensor, PEEK shaft, detachable cable and DES technology. Designed for general applications in the lab and outdoors; robust and maintenance-free.