Table 4.

Results determination of AA in fruit juices using the proposed sensor Au-gr/CVE (n = 3, P = 0.95).

Sample	Found in the Sample, mM	Added, mM	Found in the Sample with Additive, mM	Found Additive, mM	R, %
Cherry-apple juice	0.81 ± 0.06	1.94	2.96 ± 0.21	2.15 ± 0.23	111
Apple juice for children	0.47 ± 0.01	0.97	1.43 ± 0.03	0.96 ± 0.02	99
Apple juice	0.16 ± 0.01	0.25	0.418 ± 0.003	0.26 ± 0.01	104
Apple nectar clarified.	0.09 ± 0.01	0.12	0.21 ± 0.02	0.120 ± 0.003	100