pH Meters

pH Meters for Accurate pH Measurements in Lab & Field

Get precise pH measurements across lab, process, and field environments with our high-performance pH meters. Cole‑Parmer’s selection includes benchtop, handheld, and pocket pH meters, as well as specialized pH/mV/ISE systems. Whether you’re monitoring water quality, running fermentation controls, or analyzing samples in the field, our pH testing equipment delivers reliable results with features like automatic temperature compensation, multi-point calibration, and rugged designs. Compatible with a wide range of electrodes and buffers, these pH measurement devices support industries such as environmental testing, bioprocessing, food & beverage, pharmaceutical, and wastewater. Filter by measurement range, display type, waterproof protection, and calibration options to find the right tool for your workflow.