In this work, is presented a simple method for the fabricating an electrochemical sensor using a conductive carbon black and polylactic acid-based filament (3D-CB/PLA) printed with a 3D-pen is presented....
The present paper reports on the simple, fast, and inexpensive process of manufacturing a disposable pencil graphite electrode (PGE) from widely available materials, which showed reproducibility of at least 7.5%....
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