Table 5 Electrode-based protocol developed to detect gunshot residue
S. no. | Researcher | Electrode used | Method employed/extraction technique | Metal detected | Time | |
|---|---|---|---|---|---|---|
1. | Konnaur et al. (1977) | Hg-film graphite | ASV | Acid Wash | Pb & Sb | > 10 min |
2. | HDME | ASV | Acid washing | Pb, Sb, Cu, Zn | > 10 min | |
3. | Briahye et al. (1982) | HDME | ASV | Swabbing | Pb, Sb | 8 min |
4. | Briner et al. (1985) | Hg-film GCE | ASV | Swabbing | Sb | >10 min |
5. | Woo lever et al. (1999) | Hg-film GCE | ASV | Swabbing | Ba, Sb, Pb | 6 min |
6. | De Donato (2005) | HDME | BIA | Acid/swab/tape | Pb | 3 min |
7. | Rodriguez et al. (2009) | Bi-film CPE | ASV | Swabbing | Pb | 2 min |
8. | Eerden et al. (2011) | HDME | CadSV | Tape | Sb, Pb | 6 min |
9. | Mahony et al. (2012) | Au-modified SPCE | ASV | Swipe | Pb, Cu | 2 min |
10. | Sales et al. (2012) | Au microelectrode | CV/PCA/ASV | Swabbing | Organic/Inorganic | 1 min, 10 min |