Research Article
Biopolymer-Modified Carbon Paste Electrode for the Electrochemical Detection of Pb(II) in Water
Table 1
Comparison of the performance of the sensor developed with various electrochemical sensors previously reported.
| Modified | Method | Pb(II) | Reference | Linear range (μM) | LOD (nM) |
| SPGEs | SWASV | 5–80 | 1.5 | [32] | SH-SAAMS | ASV | 0.2–1.6 | 3 | [33] | SBA-15-MCPE | DPASV | 2–10 | 400 | [34] | Hg-MWCNT | ASV | — | — | [35] | SWCNT-PhSH/Au | ASV | 5–90 | 3 | [36] | AuNP-GCE | SWASV | 0.2–1 | 10 | [37] | MMT-Ca/CPE | SWASV | 3.5–15 | 105 | [38] | Lignin/CPE | SWASV | 3–21 | 0.0225 | This work |
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