Figure 5. ECL-intensity as a function of the lidocaine concentration. Inset: expansion for low concentrations

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