Figure 12. Top: Comparison of CV and reflection of 460 nm of copper-glyphosate (SPE: Au-AT). Bottom: derived reflection curve. pH about 6. Deposition voltage: -1.0 V, deposition time: 10 s.

From

Rapid and Sensitive Electrochemical, Spectroscopic and Spectroelectrochemical Detection of Glyphosate and Glufosinate and Their Copper Salts with Screen-printed Electrodes

F. Wetzel, T. Braun, T. Schindler, A. Habekost

World Journal of Chemical Education. 2021, 9(4), 152-162 doi:10.12691/wjce-9-4-8