Research Article
Development of Chromium(III) Selective Potentiometric Sensor by Using Synthesized Triazole Derivative as an Ionophore
Table 1
Potentiometric selectivity coefficient values (
) (interfering ions B), observed for the fabricated Cr
3+ selective electrode, using matched potential method.
| | Interfering ion B | Matched potential method |
| | Li+ | 1.0 × 10−3 | | Na+ | 3.2 × 10−3 | | K+ | 7.0 × 10−3 | | Ni2+ | 4.9 × 10−3 | | Co2+ | 9.0 × 10−3 | | Cu2+ | 1.1 × 10−2 | | Mg2+ | 4.1 × 10−2 | | Pb2+ | 6.2 × 10−2 | | Sr2+ | 1.6 × 10−2 | | Ba2+ | 8.1 × 10−2 | | Zn2+ | 2.7 × 10−3 | | Cd2+ | 3.9 × 10−2 | | Mn2+ | 8.7 × 10−3 | | La3+ | 1.0 × 10−3 | | Fe3+ | 6.8 × 10−3 | | Al3+ | 2.7 × 10−3 |
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