pH & Ion Electrodes

Accessories: Ionic Strength Adjusting Solution (ISA) adjusts the pH of standards and samples used in ammonia measurements. Ammonia Standard Solutions; 0.1 M ammonium chloride or 1,000 ppm as N. Replacement Membranes or Membrane Caps; Loose membranes for probes with O-Ring membrane holder; membrane...

The unique blue glass membrane, has a faster response rate, better repeatability, and impact-resistance. Polymer Electrolyte, ideal for testing wastewater and suspension. No more clogged junction. Long-Life Reference System, improves the stability of reference electrode and prolongs the service life...

Use Thermo Scientific™ Orion™ pH Electrode Filling Solution with pH electrodes and reference electrodes. Packaged as five 2 oz. (5 x 60mL) bottles.

The labForce® pH-01 Combination pH Electrode is an economical choice for a reliable combination pH electrode. Ideal for regular water solutions' pH measurement in scientific research, environmental monitoring, and quality control. Measurement Range: 0–14 pH, 0–80°C...

Unique Glass Membrane - PHE-14 pH electrode uses a semi-micro cylindrical glass membrane (6mm in diameter), making small-sample pH testing easier than ever, and can be tested in high-temperature samples (up to 212°F). Long-Life Reference System - composed of a glass, AgCl, and a reference silver...

Unique Glass Membrane - The PHE-16 pH Electrode uses a special H glass membrane, with better accuracy and repeatability in strong base solutions; the hemispherical sensor is built tough and highly resistant to general impact. Silver Ion Trap Reference System - The PHE-16 pH Electrode uses a Silver...

The PHE-19 pH electrode uses a low-impedance glass membrane, especially suitable for low-temperature sample testing. The conical sensor tip is highly resistant to general impact, and has a faster response rate and better repeatability. Low-impedance glass membrane, specially designed for...

Always Ready Well-equipped for challenging tasks. The highly robust PEEK shaft in combination with the open junction makes the InLab Expert both resilient and easy to handle. Its solid reference electrolyte requires no refilling and is always ready for use. If highest performance is expected, the...

Solid State Technology High accuracy Low maintenance Robust, rugged and reliable Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode....

Dry Contact Technology Dry Contact Technology replaces traditional liquid or gel-filled ISE's. Dry contact electrodes require no preconditioning. Simply place electrode in a sample and read results. This innovative technology offers unlimited shelf life and greater measurement stability. Thomas...

Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that requires a double...

Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that requires a single...

Moveable Sleeve Junction - The PHE-11 pH Electrode/Probe is easy to clean, especially suitable for low ion concentration solutions. The infiltration rate of the electrolyte is determined by the tightness of the sleeve, which can be customized by users to ensure the best performance in every specific...

Solid State and Dry Contact Technology High accuracy Low or no maintenance Robust, rugged and reliable Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included...

The labForce® pHE-08 Semi-Micro Electrode is a general purpose, lab or field electrode offering affordable, low maintenance performance for applications needing a small diameter body housing (6mm) and is also longer than standard (150mm). Features: Plastic body with 6mm diameter and 150mm length...

Solid State Technology Low maintenance High accuracy Robust, rugged and reliable Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode....

The PHE-10 Blade pH Electrode uses a durable food-grade stainless steel sheath and blade, solid electrolyte, and long-life reference system, making the probe hard to contaminate and maintenance-free. Ideal for measuring pH of meat such as fish, meat, and other meat products. The electrode uses a BNC...

Dry Contact Technology High accuracy Unlimited shelf life, can be stored dry No pre-conditioning or user maintenance required Robust, rugged and reliable Dry Contact Technology replaces traditional liquid or gel-filled ISE’s. Dry contact electrodes require no pre-conditioning. Simply place...

Dry Contact Technology High accuracy Unlimited shelf life, can be stored dry No pre-conditioning or user maintenance required Robust, rugged and reliable Dry Contact Technology replaces traditional liquid or gel-filled ISE’s. Dry contact electrodes require no pre-conditioning. Simply place...

Silver Ion Trap Reference System plus Protelyte Electrolyte - The PHE-12 pH/Temperature Electrode uses a Silver Ion Trap reference system and Protelyte reference solution. On top of the Long-Life reference system, a silver ion trap is added to prevent the junction from being blocked or contaminated...

Dry Contact Technology Dry Contact Technology replaces traditional liquid or gel-filled ISE's. Dry contact electrodes require no preconditioning. Simply place electrode in a sample and read results. This innovative technology offers unlimited shelf life and greater measurement stability. Thomas...

Unique Glass Membrane - The PHE-17 pH electrode uses a micro cylindrical glass membrane (4mm in diameter), making micro-sample pH testing easier than ever, and can be tested in high-temperature samples (up to 212°F). The stainless steel protective cover ensures the durability of the slim glass...

Designed to meet the demanding needs of drinking water and wastewater applications Accurate results down to 0.01 ppm Linear electrode response down to low detection limits Response time of 1 minute in sample concentrations of 1 ppm and higher New wastewater applications developed using known...