pH meter
Term
A pH meter is a device to determine the acidity level. A pH meter measures the hydrogen-ion activity in a solution, indicating its acidity or alkalinity on a scale from 0 to 14, with 7 being neutral, values below 7 being acidic, and values above 7 being alkaline.
Source | Glossary of Most Commonly Used Biomedical Terms and Concepts | Lithuanian University of Health Sciences | Academician Professor Antanas Praškevičius, Professor Laima Ivanovienė