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pH, ORP, and Titration, Combination Electrodes

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 203 results
1

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).

Promotions are available
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
2

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.

EDGE
3

Oakton™ pH Electrode, Single-Junction, Gel

Combine durability with reliability using the Single-Junction Gel filled pH Electrode.

4

Thermo Scientific™ Orion™ ROSS™ Sure-Flow™ pH Electrode with Sure-flow junction, BNC connector

Measure general pH samples as well as viscous or colloidal samples with the Thermo Scientific™ Orion™ 8172BNWP ROSS™ Sure-Flow™ pH Electrode.

EDGE
5

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

Promotions are available
EDGE
6

Thermo Scientific™ Orion™ ROSS Ultra™ Refillable pH/ATC Triode™ Combination Electrodes for Orion Series Meters

Measure biological media, pharmaceuticals, foods and more with Thermo Scientific™ Orion™ ROSS Ultra™ Refillable pH/ATC Triode™ Combination Electrodes.

EDGE
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
7

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. 

Promotions are available
EDGE
8

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.

Promotions are available
EDGE
Temperature (Metric) Range 0°C to 100°C
Length (Metric) Cable 1.2 m
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
9

Thermo Scientific™ Orion™ Triode™ 3-in-1 pH/ATC Probe

Operate this highly versatile probe, which contains a low-maintenance, gel-filled electrode with built-in ATC, in either the field or a plant.

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
10

Thermo Scientific™ Orion™ Economy Series pH Combination Electrodes

Conduct routine pH measurements with this pH combination electrode, which has unbreakable epoxy body that extends beyond the pH sensing glass bulb, making it ideal for rugged conditions.

Promotions are available
Description Permanently gelled Ag/AgCl electrolyte
Length (Metric) Cable 1 m
Temperature (English) Operating 32°F to 176°F
Material Epoxy
Junction Wick
Temperature (Metric) Operating 0°C to 80°C
11

Thermo Scientific™ Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode

Receive stable readings to 0.01 pH in less than 30 seconds with this combination semi-micro pH electrode.

Promotions are available
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
12

Thermo Scientific™ Orion™ 8135BN ROSS™ Combination Flat Surface pH Electrode

Get stable readings to 0.01 pH in less than 30 seconds with this combination flat surface pH electrode.

Promotions are available
Diameter (English) Body 0.47 in.
Temperature (English) Operating 32°F to 212°F
Precision 0.01
pH Range 0 to 14
Diameter (Metric) Cap 16 mm
Filling Solution Type 3M KCl
Drift <0.002pH/day
Material Epoxy Body
Junction Glass Fiber
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 (Metric) Body 12 mm
Temperature (Metric) Operating 0°C to 100°C
Internal Reference ROSS
13

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

Promotions are available
Type pH Combination 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
14

Hanna™ Instruments pH Electrode

Is a PEI body, double junction pH electrode with a BNC connector that has a design consideration that is ideal for chemicals, quality control, field applications, and general purpose use.

15

METTLER TOLEDO™ InLab™ Power pH Electrodes

A glass pH electrode with an integrated temperature sensor featuring the SteadyForce™ reference system, which is pressurized to prevent the junction from clogging.

Promotions are available
Diameter (English) 0.47 in.
Temperature (English) Operating 32°F to 266°F
pH Range 0 to 12
Diameter (Metric) 12 mm
Membrane A41 Glass
Filling Solution Type DPA Gel
Material Glass
Junction Ceramic
Storage Requirements 3 mol/L KCl
Temperature (Metric) Operating 0°C to 130°C
Internal Reference SteadyForce