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. 2023 Nov 8;8(46):43538–43545. doi: 10.1021/acsomega.3c03977

Table 2. Selectivity Coefficients for Phenobarbital Membrane-Based Sensors.

  log KpotPBAR,J ± SDaa
interfering ion, J ISE I ISE II
barbital –1.5 ± 0.1 –1.1 ± 0.2
pentobarbital –1.7 ± 0.1 –1.5 ± 0.2
valsartan –3.7 ± 0.2 –3.3 ± 0.1
oxalate –4.0 ± 0.2 –4.4 ± 0.2
chloride –5.1 ± 0.1 –4.7 ± 0.3
creatinine –3.8 ± 0.3 –4.3 ± 0.1
urea –4.9 ± 0.2 –4.9 ± 0.1
glucose –5.5 ± 0.3 –5.4 ± 0.3
NH4+ –4.3 ± 0.1 –4.0 ± 0.1
Na+ –5.6 ± 0.1 –5.6 ± 0.2
K+ –5.4 ± 0.1 –5.4 ± 0.1
a

SD = standard deviation (n = 4).