From: Poly(4-amino-3-hydroxynaphthalene-1-sulfonic acid) modified glassy carbon electrode for square wave voltammetric determination of amoxicillin in four tablet brands
Tablet brand
Intial AMX content/(µmol L−1)
Spiked AMX (µmol L−1)
Detected AMX (µmol L−1)a
Recovery (%)
APF
25
–
25.08 ± 6.52
50
75.33 ± 7.15
100.5
EPHARM
24.30 ± 5.78
74.10 ± 6.12
99.6