▎ 摘　　要

NOVELTY - A polycyclic aromatic hydrocarbon detecting electrochemical sensor manufacturing method involves preparing 2,6-diamino-anthraquinone (2,6-DA) functionalized graphene (GR), preparing 2,6-DA-Grp/EDOT polymerization bottom liquid , followed by utilizing constant potential polymerization process to obtain sensor to detect polycyclic aromatic hydrocarbon. USE - Method for manufacturing a polycyclic aromatic hydrocarbon detecting electrochemical sensor. ADVANTAGE - The sensor detects polycyclic aromatic hydrocarbon with high sensitivity.