An Electrochemical Sensor Based on Gold Nanodendrite/Surfactant Modified Electrode for Bisphenol A Detection

Table 2

Determined BPA concentrations spiked in the real sample using AuNDs/CTAB/GCE and by Fluorescence methods.

Sample	BPA (µm)
	Added	Found		Recovery (%)
		By AuNDs/CTAB/GCE sensor	By fluorescence	By AuNDs/CTAB/GCE sensor	By fluorescence
Solution from LaVie plastics bottle	0	Not found	Not found	—	—
	5.00	4.98 ± 0.06	4.88 ± 0.07	99.53	97.23
	10.00	10.28 ± 0.14	10.23 ± 0.09	102.83	102.26
	15.00	14.49 ± 0.29	14.89 ± 0.33	96.60	99.20

The recovery in each case is also shown.