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Table 3 Proposed iron (III) sensor selectivity coefficient on separate solution method

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

Examined CationLog \(K_{Cs,M}^{Pot}\)\(K_{Cs,M}^{Pot}\)
Fe3+10
K+− 4.078.47 × 10−5
H+− 3.562.74 × 10−4
Na+− 3.931.15 × 10−4
NH4+− 4.216.22 × 10−5
Ag+− 4.186.57 × 10−5
Hg+− 4.364.36 × 10−5
Zn2+− 2.285.23 × 10−3
Ni2+− 2.433.75 × 10−3
Ba2+− 3.127.49 × 10−4
Cd2+− 3.068.65 × 10−4
Co2+− 2.751.78 × 10−3
Cu2+− 2.314.86 × 10−3
Mn2+− 4.058.94 × 10−5
Pb2+− 3.423.84 × 10−4
Mg2+− 3.275.42 × 10−4
Fe2+− 2.811.58 × 10−3
Ca2+− 3.582.61 × 10−4
Cr3+− 2.493.26 × 10−3
Ce3+− 4.265.43 × 10−5
La3+− 4.176.75 × 10−5
Ti3+− 4.354.43 × 10−5
Bi3+− 4.305.01 × 10−5
Al3+− 3.107.89 × 10−4