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 ...

Checking the pH of your pool water, aquarium, or hydroponic garden is essential to maintain optimal conditions, so choosing a reliable, accurate pH meter is important. With a pH meter at your side, ...

pH meters are an essential part of many laboratories. pH can affect microbial growth and chemical reactions, pH meters must be calibrated regularly. pH meters consist of either distinct reference and ...

While there are a variety of other variables and protocols to be followed to ensure our food supply remains safe, a basic understanding of pH and how it is measured is crucial to food production.

The American Chemical Society has designated the development of the Beckman pH meter a National Historic Chemical Landmark at California Institute of Technology, Pasadena, where Arnold O. Beckman was ...