|Capillary Electrophoresis (CE), is also known as capillary zone Electrophoresis (CZE), which is used to separate ionic species by their frictional forces and charge and hydrodynamic radius. In ancient electrophoresis, electrically charged analytes move during a conductive liquid medium beneath the influence of an electrical field. Introduced within the Nineteen Sixties, the technique of capillary natural process (CE) was designed to separate species supported their size to charge magnitude relation within the interior of a tiny low capillary filled with an electrolyte. Separation by capillary electrophoresis is detected by many devices. The majorly used systems are UV or UV-Vis absorbance as their primary mode of detection. In these systems, a vicinity of the capillary itself is used as detection cell. Fluorescence detection may be employed in capillary electrophoresis for samples that naturally occur were chemically changed which contain fluorescent tags. This mode of detection offers high sensitivity and improved property for these samples, however can not be used for samples that don't glow. To get the identity of sample components, capillary electrophoresis is coupled with Surface Enhanced Raman Spectroscopy or mass spectrometers. The separation of compounds by capillary action depends on the differential migration of associate degree analytes in an applied field.