Potentiometric Response Characteristics of Membrane-Based Cs+-Selective Electrodes Containing Ionophore-Functionalized Polymeric Microspheres

Table 2

Response characteristics of the Cs⁺-selective electrodes studied in this work.

Membrane	Slope	Detection limit	Linear range
	(mV/decade)	(M)	(M)
1	60.4	2.3×10^−5	1.4×10^−1-1.1×10^−4
2	59.9^a	1.0×10^−3b	1.4×10^−1-6.1×10^−3
3	56.5	4.9×10^−6	1.4×10^−1-1.1×10^−5
4	57.7	8.1×10^−6	1.4×10^−1-1.1×10^−5
5	58.2	3.5×10^−5	1.4×10^−1-1.1×10^−4
6	62.4	2.1×10^−5	1.4×10^−1-1.1×10^−4

aSuper-Nernstian response observed between 1×10⁻³ and 1×10⁻⁴ M Cs⁺.
bDetermined according to the method recommended by Bakker et al. [33].