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Table 6 Comparison of the characteristics performance of fabricated iron (III) selective electrode in this study with reported iron (III) electrodes

From: Potentiometric sensor for iron (III) quantitative determination: experimental and computational approaches

IonophoreWorking range (M)Detection limit (M)Slope (mV decade−1)Response time (s)pHRefs.
Bis-bidentate Schiff (BBS)1.0 × 10−7 to 1.0 × 10−27.4 × 10−819.3 ± 0.6< 151.9–5.1[2]
µ-bis(tridentate)6.3 × 10−6 to 1.0 × 10−15.0 × 10−620.0153.5–5.5[1]
2-[(2-hydroxy-1-propenyl-buta-1,3-dienylimino)-methyl]-4-p-tolylazo-phenol [HPDTP]3.5 × 10−6 to 4.0 × 10−2(2.5 ± 0.5) × 10−628.5 ± 0.5154.5–6.5[4]
4-amino-6-methyl-3-methylmercapto-1,2,4-triazin-5-one (AMMTO)1.0 × 10−6 to 1.0 × 10−16.8 × 10−719.4 ± 0.5< 152.2–4.8[9]
N(2hydroxyethyl)ethylenediamine-N, N′, N″-triacetic acid (NTA)1.0 × 10−9 to 1.0 × 10−23.0 × 10−1019.5 ± 0.4101.8–4.5[3]
Current study1.0 × 10−6 to 1.0 × 10−18.0 × 10−719.51 ± 0.10122.5–5.7