Research Article
Tin(II) Selective PVC Membrane Electrode Based on Salicylaldehyde Thiosemicarbazone as an Ionophore
Table 3
Selectivity coefficient values for Sn2+ selective sensor by fixed interference method.
| S. no. | Interfering ion (B) | Selectivity coefficients |
| 1 | K+ | 6.01 × 10−4 | 2 | | 4.03 × 10−3 | 3 | Cd2+ | 6.44 × 10−4 | 5 | Cu2+ | 4.03 × 10−2 | 6 | Ni2+ | 8.11 × 10−2 | 7 | Zn2+ | 5.12 × 10−3 | 8 | Co2+ | 2.01 × 10−2 | 9 | Mn2+ | 3.11 × 10−3 | 10 | Ni2+ | 3.11 × 10−3 | 11 | Ag+ | 2.51 × 10−4 | 12 | Hg2+ | 2.51 × 10−3 | 13 | Ca2+ | 1.06 × 10−2 | 14 | Sr2+ | 3.01 × 10−2 | 15 | Cr3+ | 1.01 × 10−4 | 16 | Al3+ | 6.01 × 10−4 | 17 | Ti+ | 2.1 × 10−3 | 18 | Cs+ | 2.06 × 10−3 | 19 | Na+ | 3.01 × 10−3 | 20 | Pb2+ | 1.01 × 10−3 |
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