pH Electrodes are the devices, which review measure pH by measuring the voltage as well as potential difference of the resolution in which it is plunged. By measuring potential alteration, hydrogen ion absorption can be considered using the Nernst equation which provides the affiliation between Hydrogen ion concentration as well as Voltage or Potential. Basically, these consist of a voltmeter attached to the pH-responsive electrode as well as a reference (unvarying) electrode. The pH Electrodes come with accurate outcomes and insure functional preciseness in most of the times. These can capably measure the absorption of hydrogen ions in water-based solutions.