Refillable pH Electrodes

FOODTRODE -- 238285
from Hamilton Company

Robust, refillable pH electrode for measurements in media containing proteins. Often used in food applications. 3 ceramic diaphragms guarantee quick and accurate measurements. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
pH/ORP Electrode System -- Model 7652
from ABB Measurement & Analytics

.. Detachable cable electrodes. – electrode replacement and reduces maintenance. costs. .. Replaceable liquid junction and high capacity. electrolyte reservoir. – cost-effective and extends working life. .. Flow, in-line and dip versions available. – satisfies a wide range of... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination (optional feature)
  • pH Range: 0.0 to 14
  • Mounting Options: In-Line (Insertion)
pH Sensor -- InPro 2000i SG/120/9816
from Mettler-Toledo GmbH

Refillable Viscolyt pH/ORP Probe. The InPro 2000i SG/120/9816 is an Intelligent Sensor Management (ISM) pH probe with an integrated temperature sensor for demanding applications. This 120 mm refillable pH sensor with Viscolyt electrolyte is a reliable pH measurement solution. For Use in Extreme... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • pH Range: 0.0 to 14
  • Junction Type: Single Junction; Double Junction
General Use pH Sensor FILLTRODE -- 242064
from Hamilton Company

The FillTrode is a robust pH electrode with a plastic shaft and a flat membrane. Use this electrode for your toughest applications! [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
General Use pH Sensor FLUSHTRODE -- 238060
from Hamilton Company

The FlushTrode is ideally suited for viscous, ion-weak, and proteinaceous media. The sleeve diaphragm allows for measurements to be made in tough applications where other pH electrodes cannot. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
General Use pH Sensor LIQ-GLASS -- 238000
from Hamilton Company

The Liq-Glass Knick ® is a robust electrode for daily laboratory use, ideally suited for titrations with strong acids as well as in strong bases. It is especially well suited for Knick Portamess ® equipment. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
General Use pH Sensor SLIMTRODE -- 238150
from Hamilton Company

The SlimTrode has a slim, 6 mm shaft diameter which allows measurements anywhere in the lab- even in test tubes with strong acids. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
Special Use pH Sensor BIOTRODE -- 238140
from Hamilton Company

This combination pH electrode is especially made for measurements in very small volumes, such as microtiter plates, by requiring an immersion depth of only 7 mm! It is also ideally suited for solutions containing protein, as Protelyte electrolyte that prevents clogging of the diaphragm. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
Special Use pH Sensor FLATRODE -- 238401
from Hamilton Company

A pH electrode with a true flat membrane for surface measurements such as paper, agar plates or even skin. The robust plastic shaft with a ring diaphragm guarantees quick response though enhanced contact between the sample and reference. [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 14
  • Mounting Options: Hand Held or Portable
PERpH-X™ High Performance pH and ORP Sensors -- Model 3300/3400HT
from Emerson Automation Solutions – Rosemount

The ultimate in high temperature performance, these sensors incorporate several design innovations that prolong the life of the sensor in difficult hot processes. The 3400 is the retractable version of the Model 3300, this sensor includes a gel based reference that retains viscosity to resist the... [See More]

  • Reference Solution Options: Refillable
  • pH Range: 0.0 to 14
  • Specific Electrode Type: Measures ORP
  • pH Accuracy: 1 to 6
Laboratory Electrodes
from Van London-pHoenix Company

Van London Co. (aka Van London pHoenix Co.) Laboratory electrodes are designed to be used in a variety of applications. These include water quality, soil pH, non-aqueous media, and education. Both glass and plastic body types are available. [See More]

  • Reference Solution Options: Refillable; Sealed
  • Electrode Configuration: Combination
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction; Double Junction
pH/ORP Sensor -- WDS-PH
from Iwaki America and Walchem, IWAKI America Inc

Walchem ’s WDS Series differential pH and ORP sensors are designed for industrial applications to be long-lasting and reliable. The differential measurement technique uses two electrodes, one for the process measurement and the other for the reference measurement. Each electrode is measured... [See More]

  • Reference Solution Options: Refillable
  • pH Range: 0.0 to 14
  • Specific Electrode Type: Measures ORP
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 14 Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction; Double Junction
Alpha® Laboratory pH Electrode -- PHE-2100
from OMEGA Engineering, Inc.

•. Combination Electrodes. •. Sensing Electrodes. •. Reference Half Cells [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 0.0 to 13
  • Mounting Options: Hand Held or Portable
Innovative Sensors pH Probe -- CSIM11-L
from Campbell Scientific, Inc.

The CSIM11 measures pH for the range of 0 to 14 pH with an accuracy of ±0.1 pH unit. The sensor is designed for submersion or insertion into tanks, pipelines, and open channels. The sensor features a plunger-style pH glass electrode allowing it to be mounted at any angle. The porous Teflon... [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Response Time: 10
pH & ORP Sensors -- LCP pH Sensors
from Hach

LCP (Liquid Crystal Polymer), Convertible Mounting Style, 4.5m Analog Cable, 5-Wire with Built-In Preamplifier, General Purpose Glass pH Electrode Exceptional Performance with the Differential Electrode Measurement Technique Lower Maintenance Needs with the Replaceable Salt Bridge Built-in Preamp or... [See More]

  • Reference Solution Options: Refillable
  • Mounting Options: In-Line (Insertion)
  • Junction Type: Double Junction
  • Body Material: Glass; Epoxy or Polymer
Combination pH probe
from Microelectrodes, Inc.

For sample sizes as small as 5 microliters. Each combination pH electrode includes a bottle of reference solution. [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5 to 15
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
PERpH-X™ Insertion and Submersion pH and ORP Sensors -- Model 3500P/3500VP
from Emerson Automation Solutions – Rosemount

The 3500P and 3500VP are the foundation of the Rosemount Analytical PERpH-X ™ high performance pH / ORP sensor offering. The 3500P sensors incorporate several design innovations that prolong the life of the sensor in difficult applications. Additional SMART features include factory... [See More]

  • Reference Solution Options: Refillable
  • pH Range: 0.0 to 14
  • Specific Electrode Type: Measures ORP
  • pH Accuracy: 1 to 6
Mettler (Ingold®) Direct Replacement Probes
from Van London-pHoenix Company

This new line of direct replacements for Mettler Ingold®-style electrodes is now available for a wide variety of pH or ORP applications. They are designed dimensionally to retrofit with existing installations. Expensive equipment changes are no longer necessary. [See More]

  • Reference Solution Options: Refillable; Sealed
  • pH Range: 0.0 to 14
  • Specific Electrode Type: Measures ORP
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 16 Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction
Alpha®ph Combination Electrode -- PHE-2121
from OMEGA Engineering, Inc.

•. Laboratory Electrodes for Many Applications. •. Glass Construction. •. 300 mm Length Available [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Dip-type Reference Electrode with Glass Barrel and Fiber Junction
from Microelectrodes, Inc.

These electrodes are designed for use with any pH or ion-selective electrode.  They utilize Ag-AgCl internal reference electrodes with 3M KCl filling solution.  They may be used for many weeks before refilling is required.  Each reference electrode includes 2 reference barrels and a bottle of 3M... [See More]

  • Reference Solution Options: Refillable
  • Mounting Options: Hand Held or Portable
  • Junction Type: Single Junction
  • Body Material: Glass
pHaser™ High Purity Water pH Sensor -- Model 3200HP
from Emerson Automation Solutions – Rosemount

Model 3200HP pH sensor is designed for the accurate measurement of pH in low conductivity water. It is well suited to analysis of condensate, boiler water, and feedwater in power plants or any industrial boiler. pHaser ™ LASER DRILLED CAPILLARY liquid junction resists signal drift. ACCURATE... [See More]

  • Reference Solution Options: Refillable
  • Body Material: Glass
  • Electrode Configuration: Combination
  • Diameter/ Width: 0.2500
Micro Autoclavable Electrodes
from Van London-pHoenix Company

This series of miniature steam sterilizable, combination pH and redox electrodes are designed for small bench top fermentors and culture apparatus. The electrodes are designed to fit all 12mm and 6mm electrode holders or rubber stoppers used in bench top fermentors. [See More]

  • Reference Solution Options: Refillable; Sealed
  • pH Range: 0.0 to 13
  • Specific Electrode Type: Measures ORP
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 23 Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction
Bypass ORP Electrode -- PHE-4580
from OMEGA Engineering, Inc.

The OMEGA PHE/ORE-4580 bypass flow pH system has a modified 1" CPVC or PVDF tee and cable assembly matched to the flat surface pH and ORP electrodes. Each GPM flowing through the tee results in a 2 ft/sec velocity which performs the self-cleaning action. No moving parts, liquid jets or power are... [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Response Time: 5
Micro-Combination pH Probe
from Microelectrodes, Inc.

Available in three sizes (2 cm, 4 cm, 6 cm). For sample sizes as small as 0.5 microliters. Each combination pH electrode includes a bottle of reference solution. [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5 to 15
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Steam Sterilizable & Autoclavable pH Sensor -- Model Hx338
from Emerson Automation Solutions – Rosemount

STEAM STERILIZABLE and AUTOCLAVABLE DISSOLVED OXYGEN, pH, & CONDUCTIVITY SENSOR: Allows For Fixed or Retractable Mounting Configurations. Measures Accurately after many 130 °C (266 °F) SIP Applications. Requires Minimal Servicing. Installs Easily with Quick Cable-to-Sensor... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 2 to 12
  • Junction Type: Triple
Refillable pH and ORP Electrodes
from Van London-pHoenix Company

This series of steam-sterilizable pH and ORP electrodes are designed for small fermentors where sterilization is performed in an autoclave in non-pressurized operation. The electrodes can withstand repeated sterilization up to 130°C and feature a detachable cable assembly insulated with a water... [See More]

  • Reference Solution Options: Refillable
  • pH Range: 0.0 to 14
  • Specific Electrode Type: Measures ORP
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 4C Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction; Double Junction
Combination Alpha® Electrode -- PHE-4200 Series
from OMEGA Engineering, Inc.

OMEGA Engineering is pleased to offer a complete line of laboratory pH electrodes. The PHE-4200 Series are gel-filled, combination pH electrodes with a unique clear epoxy body design. With five electrode styles to choose from, you're sure to find one suitable for your application. OMEGA PHE-4200... [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Response Time: 1
Micro-Combination pH Probe (16 gauge needle)
from Microelectrodes, Inc.

Each combination pH electrode includes a bottle of reference solution [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5 to 15
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Steam Sterilizable & Autoclavable pH Sensor -- Model Hx348
from Emerson Automation Solutions – Rosemount

STEAM STERILIZABLE and AUTOCLAVABLE DISSOLVED OXYGEN, pH, & CONDUCTIVITY SENSOR: Allows For Fixed or Retractable Mounting Configurations. Measures Accurately after many 130 °C (266 °F) SIP Applications. Requires Minimal Servicing. Installs Easily with Quick Cable-to-Sensor... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: Combination
  • pH Range: 2 to 12
  • Junction Type: Triple
Glass pH/ORP Electrodes -- 4D Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction; Double Junction
Glass-Bodied Refillable pH Electrode -- PHE-1478 / PHE-1479
from OMEGA Engineering, Inc.

OMEGA's glass-bodied, refillable (RF), combination pH electrodes are for general purpose laboratory measurements. The inert nature of the glass body allows these electrodes to be used in aqueous and non-aqueous solutions at temperatures up to 110C. The PHE-1479 has a ceramic liquid junction and a... [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Micro-Combination pH Probe (for NMR Tubes)
from Microelectrodes, Inc.

Measures volumes as small as 5 microliters. Each combination pH electrode includes a bottle of reference solution. [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5 to 15
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 4E Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction; Double Junction
Industrial pH Electrode -- PHE-6350 Series
from OMEGA Engineering, Inc.

Submersible Disposable Electrodes are combination electrodes that are permanently potted into a 36" pipe. Ideally suited for measuring pH in drums, tanks and open streams, the electrode features an annular ceramic reference junction and is supplied with 10 foot cable with BNC connector. [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Tiny Combination pH Probe
from Microelectrodes, Inc.

For sample sizes as small as 5 microliters. Each combination pH electrode includes a bottle of reference solution. [See More]

  • Reference Solution Options: Refillable
  • Response Time: 5 to 15
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination
Glass pH/ORP Electrodes -- 4N Series
from Analytical Sensors & Instruments, Ltd. (ASI)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to our standard models that work in general applications, we also offer models that utilize ground glass joints for dirty applications that might clog the electrode, semi-micro... [See More]

  • Reference Solution Options: Refillable
  • Electrode Configuration: SingleCell / No Reference
  • Specific Electrode Type: Measures ORP
  • Junction Type: Single Junction
Preamplified Alpha® Electrode -- PHE-6300 Series
from OMEGA Engineering, Inc.

OMEGA Engineering offers pH electrodes with integral preamplifiers for laboratory or industrial applications. These electrodes can interface directly with equipment that accepts a millivolt input signal with a 10 k or greater input impedance, such as a data acquisition interface or multimeter. The... [See More]

  • Reference Solution Options: Refillable
  • pH Accuracy: 0.1000
  • pH Range: 0.0 to 14
  • Electrode Configuration: Combination