Table 2 Sensing of Cd(II) ion in real samples by the modified electrode
Modified electrode | Samples | Cd (II) ion | Sensed (%) | |
|---|---|---|---|---|
Found (ppm) | Sensed (ppm) | |||
Pt/MWCNT-IIP | Lake water | 1.208 | 1.216 ± 0.0120 | 99.30 ± 0.0020 |
Pigments | 3.300 | 3.319 ± 0.0030 | 99.42 ± 0.0010 | |
Cosmetics | 0 .989 | 0.997 ± 0.0010 | 99.28 ± 0.0030 | |
Fertilizer | 4.210 | 4.236 ± 0.0020 | 99.38 ± 0.0010 | |
Pt/MWCNT-NIP | Lake water | 1.208 | 0.829 ± 0.0010 | 68.61 ± 0.0030 |
Pigments | 3.300 | 2.210 ± 0.0012 | 66.96 ± 0.0010 | |
Cosmetics | 0 .989 | 0.6500 ± 0.0030 | 65.70 ± 0.0100 | |
Fertilizer | 4.200 | 2.659 ± 0.0020 | 63.31 ± 0.002 | |