Research Article
Development of Chromium(III) Selective Potentiometric Sensor by Using Synthesized Triazole Derivative as an Ionophore
Table 3
Comparison of proposed Chromium(III) selective electrode with some of the earlier reported electrodes.
| | Ionophore used | Working concentration range (M) | Detection limit (M) | Working pH range | Interference | Response time (s) | Reference no. |
| | 4-dimethylaminobenzene | 1.66 × 10−6–1.0 × 10−2 | 8.0 × 10−7 | 3.0–5.5 | Cu2+, Ag+, Fe3+ | 10 | [3] | | ,′-bis(acetoacetanilide) Triethylenetetramine | 8.3 × 10−7–1.0 × 10−1 | 6.3 × 10−7 | 2.0–5.5 | No interference | 22 | [11] | | Glyoxal bis(2-hydroxyanil) | 3.0 × 10−6–1.0 × 10−2 | 6.3 × 10−7 | 2.7–6.5 | Zn2+ | 20 | [12] | | Oxalic acid bis(cyclohexylidene Hydrazide | 1.0 × 10−7–1.0 × 10−2 | 6.3 × 10−7 | 1.7–6.5 | Cd2+, Ni2+ | 20 | [13] | | Tri-o-thymotide | 4.0 × 10−6–1.0 × 10−1 | 2.0 × 10−7 | 2.8–5.1 | Na+, Cd2+ | 15 | [14] | | p-(4-acetanilidazo)calixarene | 9.8 × 10−7–1.0 × 10−1 | 7.3 × 10−7 | 2.8–5.7 | No interference | 14 | [15] | | Aurin TCA | 7.0 × 10−6–1.0 × 10−1 | Not mentioned | 3.5–6.5 | Na+, Zn2+, Pb2+ | 10 | [16] | | 1-[(2-hydroxy ethyl) amino]-4-methyl-9H-thioxanthen-9-one | 3.2 × 10−7–1.0 × 10−1 | 1.6 × 10−7 | 4.8–6.3 | NM | 10 | [5] | | 4-amino-3-hydrazino-6-methyl-1,2,4-triazin-5-one | 1.0 × 10−6–1.0 × 10−1 | 5.8 × 10−7 | 2.7–6.6 | NM | 8 | [6] | | N-(1-thien-2-ylethylidene)benzene-1,2-diamine | 1.0 × 10−6–1.0 × 10−1 | 7.0 × 10−7 | 3.0–6.6 | NM | 15 | [8] | | BAMTA | 1.0 × 10−5–1.0 × 10−1 | 8.6 × 10−6 | 3.4–5.2 | No interference | 10 | Proposed work |
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