Prospects of Electrochemical Sensors for Sustainable Future

Nowadays, the development and application of electrochemical sensors for a sustainable future are carried out using techniques and solvents by the principles of green analytical chemistry. The main objective should be to choose methodologies with minimum environmental impact, use non-toxic, environmental-friendly solvents and reagents, and have low sample consumption and waste product amount. Considering these important aspects of green chemistry, current studies with electrochemical sensors for a sustainable future are emphasized. The principles of electrochemical and sustainable electrochemical sensors such as green electrode materials, sustainable material modifications, and green synthesis methods will be discussed in detail. The studies on different substances in the literature are summarized and parameters showing analytical properties such as detection technique, linearity range, and limit of detection are given in the table. Besides, electrochemical performances of such green sensors for measurement of different target analytes, non-toxicity, sustainability, cheap cost, analysis time, surface modification, etc. advantages are reviewed. In conclusion, the challenges and potential solutions for producing green electrochemical sensors are discussed.