The pH meters are electronic devices designed to measure the acidity or alkalinity by detecting the voltage produced by a ...

Electroanalytical techniques use electrical quantities such as charge, current, or potential and measure their relations with chemical parameters. This field involves studying chemical reaction ...

Screen-printed electrodes (SPE) offer a further means of heavy metal analysis, working in conjunction with two applications for the simultaneous determination of lead and cadmium as well as cobalt and ...