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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 603 results
17

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
18

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
19

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
20

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
21

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
22

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

EDGE
23

METTLER TOLEDO™ Micro pH Electrodes
GSA_VA

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

EDGE
Type Combination Electrode
Response Time <20 sec.
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™ 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
26

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
27

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.

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
28

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
29

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
30

Fisherbrand™ accuCap™ Capillary Junction pH Combination Electrodes - Plastic Body, Gel-Filled - Mercury-Free

Large junction for increased flow, minimal clogging

EDGE