Work with ease using this color-coded pH buffer kit that includes three buffers, storage solution and a storage bottle.

Robust and reliable maintenance free solid electrolyte pH electrode for measurement up to 110 ° C that is ideal for industrial applications.

Handles multiple pH and conductivity readings quickly with reduced electrode breakage. Fisherbrand Electrode Holder accepts all brands of standard electrodes; extends 21 in. and pivots 360°; designed for smooth movement and effortless operation.

The spare electrode is designed as an easy-fit cartridge that locks into place, featuring two o-rings to maintain a watertight seal.

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.

PT 1000 temperature probe for use with SE 104 N pH Sensor.

Presented as an easy-to-use, color coded capsule. Reagecon™ Buffer Solution, pH 4.00, Red is tested at 25°C using an ISO 17025 accredited method and is NIST traceable. Each preservative-free capsule dissolves quickly into 100mL water to form a highly accurate calibration and control solution.

Use these pH electrodes for portable measurement and routine measurement in the lab. WTW™ SenTix™ 81 pH Electrodes are ideal for applications where reliable measured values are needed under adverse conditions.

Enhance the performance and extend the life of your ion selective electrodes with these ISE filling solutions.

Quickly, simply, accurately and economically measure free fluoride ions in aqueous solutions with these fluoride electrodes.

Ensure fresh, ready-to-use standards for pH calibration with these pH Buffer individual use pouches.

Use this pH electrode filling solution with pH electrodes and reference electrodes.

Obtain a more linear response at lower levels and improved response time in ammonia measurements with the Thermo Scientific™ Orion™ High-Performance Ammonia Electrode.

Connecting cable with BNC Plug for combined ion-sensitive electrode with solid membranes that is ideal for measuring agriculture, water analysis, and calibration of ionic electrodes.

For use with SevenCompact S220 pH/Ion Meter and S230 Conductivity Meter.

For storage of pH electrodes.

Recommended for all applications where reliable measured values are needed even under the most adverse conditions. For demanding measurements in the lab, there are SenTix™ electrodes with 3 mol/l KCl liquid electrolyte, easy to clean glass shaft and platinum diaphragm.

A rugged epoxy body makes this a great choice for demanding environments

Connecting cable with BNC Plug for combined ion-sensitive electrode with solid membranes that is ideal for measuring agriculture, water analysis, and calibration of ionic electrodes.

Use this electrode for many common sample types such as aqueous samples and drinking water. Fisherbrand™ General Use pH Electrodes are ideal for general lab use and include a BNC Plug.

With a BNC Epoxy Body, this ORP electrode is ideal for use in most laboratory and other environments.

Convert an electrode with one connector to the required connector of another meter by using the Thermo Scientific™ Orion™ Electrode Adapter Cables.

Perform precise pH determinations for routine or research work with the Thermo Scientific™ Orion™ 800500U ROSS Ultra™ Reference Electrode.

Get quick, reliable and accurate measurements of dissolved ammonia in aqueous solutions with the Thermo Scientific™ Orion™ Ammonia Gas Sensing ISE Electrode.

This uniquely-designed ORP pH electrode features a S7 head epoxy body that is ideal for many laboratory and other scientific environments.

Measure total residual chlorine quickly and accurately with these chlorine electrodes.

Take more accurate and reproducible ISE measurements with Thermo Scientific™ Orion™ ISE Ionic Strength Adjustors (ISA) and Special Reagents.