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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 – 30 of 602 results
16

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.

17

Thermo Scientific™ Orion™ Combination pH Electrodes
SDP

Environmentally friendly lab pH electrodes to meet RoHS requirements by containing no lead, mercury or other hazardous substances — making disposal of old electrodes easy and hassle free.

Length (Metric) Cable 1 m
For Use With (Equipment) Orion pH Meter
pH Range 0 to 14
Length (English) Cable 39.3 in.
Material Epoxy Body
Temperature (Metric) Operating 0°C to 90°C
19

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

Ideal for measurements in small vessels or with small samples

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
20

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
21

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
23

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
24

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).

25

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

Measure flat, soft, moist, semi-solid or small volume samples with epoxy body flat surface pH electrodes.

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
26

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
27

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).

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
28

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.

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
29

METTLER TOLEDO™ InLab™ Easy pH Electrodes

A durable, polysulfone pH electrode with an integral bulb protector and gel electrolyte to avoid the inconvenience of refilling in field. Temperature sensors sold separately.

Diameter (English) 0.47 in.
Temperature (Metric) Range 0°C to 80°C
Length (Metric) 120 mm
Temperature (English) Operating 32°F to 176°F
pH Range 0 to 14
Response Time <20 sec.
Length (English) 4.72 in.
Material Polysulfone
Storage Requirements 3mol/L KCl
Probe NTC 30 kilohm
For Use With (Application) Low maintenance, field measurement and educational use
Type Combination Electrode
Diameter (Metric) 12 mm
Membrane U Glass
Filling Solution Type Gel
Junction Ceramic
Temperature (Metric) Operating 0°C to 80°C
Internal Reference Ag/AgCl
30

Fisherbrand™ accumet™ Metallic ORP Combination Electrode - Mercury - Free, Ag/AgCl Reference; BNC Connector

Platinum Pin Ag/AgCl Combination electrode for environmental ORP measurements

EDGE
Temperature (Metric) Range -5°C to +100°C
Filling Solution Type SP135-500
Material Glass
For Use With (Application) Environmental ORP measurements
Temperature (Metric) Operating -5°C to +100°C
Internal Reference Ag/AgCl