When Arnold Beckman, a professor of analytical chemistry at the California Institute of Technology, was asked to devise a way to measure acidity in citrus fruit, the resulting “acidometer” ...

Understanding the nature of pH has bedeviled beginning (and not-so-beginning) chemistry students for nearly as long as chemistry has had students. It all seems so arbitrary, being the base-10 log of ...

There’s a school of thought that says you shouldn’t mess around with a solution that’s already working, but that’s never seemed to stop anyone in this community. When [Skye] was looking at the current ...

Senova Systems, Inc. has announced the launch and availability of the pHit™ Scanner - the world’s first calibration-free pH meter. The pHit™ Scanner’s entirely new and unique technology platform ...

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, ...

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 ...