Table 1 Selectivity coefficient values for Fe2O3-CLPT NSs modified electrode for various interfering ions
Interfering ions | K i,j |
|---|---|
Cd2+ | 3.5 × 10−4 |
Cr3+ | 6.9 × 10−4 |
Ni2+ | 1.4 × 10−4 |
K+ | 2.6 × 10−4 |
Pb2+ | 4.5 × 10−4 |
Fe3+ | 8.3 × 10−3 |
Mn2+ | 2.7 × 10−4 |
Ag+ | 3.4 × 10−4 |
Na+ | 6.1 × 10−4 |
NH4 + | 9.4 × 10−3 |
Al3+ | 2.3 × 10−5 |
Fe2+ | 5.1 × 10−4 |
Hg2+ | 8.6 × 10−3 |
Co3+ | 4.2 × 10−4 |
Cu2+ | 4.6 × 10−5 |