Elevate your pH and ORP measurements with Hach ® 's line of trusted pH sensors and probes. Our patented diff erential electrode measurement technique guarantees precision and reliability, …

A pH probe allows a user to determine the alkalinity or acidity of a solution. pH probes work by measuring a solution's hydrogen-ion activity, which is detected by a sensitive glass membrane at the …

Jul 30, 2025 · A pH meter uses a pH probe to measure the acidity or alkalinity (hydrogen-ion activity) of a solution, expressed as pH. The pH value of a solution is related to the hydrogen ion ratio inside the …

Check the pH and conductivity of water and other clean liquids with one bench-top device. This meter has automatic temperature compensation that standardizes readings at 77° F to prevent inaccurate …

Get reliable pH probes for water quality testing. Discover replaceable sensors and complete testing kits with calibration solutions included.

Browse a full range of Probes and Electrodes products from leading suppliers. Shop now at Fisher Scientific for all of your scientific needs.

We offer an extensive line of pH meters, pH electrodes, pH buffers, and pH measurement accessories designed to work seamlessly together to make your complex pH measurements routine and reliable. …

Sep 1, 2022 · A pH probe is a key instrument in water-quality monitoring, laboratory analysis and industrial process control. It enables accurate measurement of hydrogen-ion activity in a solution, …

A pH sensor is a type of probe used to measure the pH of solutions in chemistry, biology, and other science applications. pH probes are often used to determine the basicity or acidity of an aqueous …

Choose a Hamilton pH sensor tailored to your bioprocessing, water treatment, or industrial processes. Low maintenance options like pre-pressurized and polymer-filled pH probes ensure smooth …