A pH meter measures a pH or the acidity/alkalinity of substances. Most pH meters rely on a glass electrode that measures the number of hydrogen ions in the solution. Usually, pH meters need to be ...

The accuracy of the mass flow controller (MFC) is important to ensure the performance, quality, and efficiency of a flow meter. If an instrument is not calibrated, its performance can decline as a ...

A precision voltage reference is useful in the lab for checking your multimeters. This post describes the construction of a poor man’s precision voltage reference. It is great for checking any ...

Let's say you're performing a critical calibration or measurement in a bridge configuration. You have your choice of a high-resolution digital multimeter and an analog nullmeter with nanovolt ...

ATLANTA, Aug. 4, 2025 /PRNewswire/ -- West Physics, a nationwide leader in medical and health physics services, proudly announces the launch of its Survey Meter Calibration Service, designed to help ...

As explained in Calibration: Driven by regulations, test & measurement equipment needs calibration to give you confidence that measurements are within required limits. Otherwise, you can get false ...