Figure 2. Experimental setup. Top: From left to right: programmable pulse-generator (Power Cassy), data acquisition system (Sensor Cassy), photomultiplier tube with glass fiber above the SPE. Bottom: Part of photo above with clearly seen SPE and glass fiber

From

Rapid and Sensitive Spectroelectrochemical Detection of Lidocainehydrochloride and Caffeine with Screen-Printed Electrodes

A. Habekost

World Journal of Chemical Education. 2016, 4(5), 107-113 doi:10.12691/wjce-4-5-3