Optimal for lab use and precise Q.C. measurements.

TRIS compatible, rugged, and convenient

Use NIST-traceable reference materials for the highest accuracy available. Traceable™ Conductivity Calibration Standards Certified Reference Material (CRM) offer easy calibration with included instructions and temperature chart.

For calomel single-junction electrodes; outer chamber of Ag/AgCl double-junction electrodes; Fluoride, Sodium Combination ISEs, accupHast and accuTupH electrode outer chambers

Restore proper electrode performance and prolong electrode life using Thermo Scientific™ Orion™ pH Electrode Cleaning and Storage Solutions.

Measure general pH samples as well as viscous or colloidal samples with the Thermo Scientific™ Orion™ 8172BNWP ROSS™ Sure-Flow™ pH Electrode.

Perform accurate, reproducible pH calibrations with color-coded Thermo Scientific™ Orion™ pH Buffer Bottles.

Rugged polymer construction for handheld use with aqueous samples in the classroom or in the field

Single-junction models with Ag/AgCl reference element

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

Use Thermo Scientific™ Orion™ pH Electrode Filling Solution with pH electrodes and reference electrodes.

For single-junction Ag/AgCl electrodes, Calcium Combination ISEs, inner chamber of many double-junction electrodes

Combination electrode with built-in ATC probe

For routine pH and titration measurements with small samples and small vessels, where separate half-cell electrodes may be impractical

With intelligent Sensor Management technology.

Operate the highly-versatile Thermo Scientific™ Orion™ 9107BN Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe in either the field or a plant.

Eliminates impurities and residues that are left on electrode surfaces when immersed in samples during measurement or when stored incorrectly. Hanna Instruments™ pH Electrode Cleaning Solution dissolves any mineral deposits or other coatings by soaking up to 20 minutes.

Ideal for measurements in small vessels or with small samples

For Capillary Junction Electrode 13-620-130

Equipped with a special cap to facilitate easy filling of electrodes. Mettler Toledo™ KCl 3M Electrode Filling Solution is an electrolyte solution that enables optimum performance of pH and ion-selective electrodes. This bridge electrolyte contains no silver ions than can contaminate samples.

No more waiting for pH readings to stabilize when measuring samples of varying temperatures.

Quickly, simply, accurately and economically measure free fluoride ions in aqueous solutions with the combination Thermo Scientific™ Orion™ Fluoride Electrodes.

The Thermo Scientific™ Orion™ 9165BNWP Combination Sure-Flow pH Electrode is a combination pH electrode with epoxy body for fast response in difficult samples and soils.

Fisherbrand™ accumet™ AE series pH electrodes support the accumet™ AE150 pH meter for routine pH measurements a budget-friendly price.

Measure micro volume samples with this refillable, glass double junction electrode.

Conduct precise pH determinations with this general purpose, top performance glass body combination electrode with waterproof BNC connector.