Poly(4-amino-3-hydroxynaphthalene-1-sulfonic acid) modified glassy carbon electrode for square wave voltammetric determination of amoxicillin in four tablet brands

Table 3 Summary of interference study of AMX with different concentrations of ampicillin, and cloxicillin

Interferent	Interferent added (µmol L⁻¹)	Detected current (µA)^a	Expected current (µA)	% recovery
AMP	0	10.48 ± 2.51	10.48	–
	25	10.00 ± 2.02	10.48	95.4
	50	10.20 ± 1.98	10.48	97.3
	75	10.48 ± 1.86	10.48	100.0
	100	10.57 ± 3.12	10.48	100.8
CLOX	0	10.48 ± 1.78	10.48	–
	25	10.10 ± 1.82	10.48	97.7
	50	10.24 ± 2.97	10.48	96.4
	75	10.42 ± 3.52	10.48	99.4
	100	10.52 ± 4.02	10.48	100.4

ISSN: 2661-801X