Analyte Electrode Method Detection limit (μM) References
DA Ag/Ag2S-CNT-Nafion DPV 4.7 [32]
DA SWCNT/GCE DPV 7.0 [33]
DA Fc-MCPE CV 9.4 [34]
DA P/MCPE DPV 2.0 Present Work
UA α-CD/CNT/CPE DPV 5.0 [35]
UA CNT/PEDOT DPV 10.0 [36]
UA P/MCPE DPV 3.7 Present Work
Table 1: The Detection limit for DA and UA previous work and present work.