Comparison of the proposed AA sensor performance with those in previous works.

AA sensor	Linear range/mM	Detection limit/μM	Ref.
Cu4(OH)6SO4/ITO	0.017–6	6.4	47
Pre-anodised CPE	0.01–1.5	0.31	19
AuNPs@MoS2/GCE	0.05–100	50	55
GEF/CFE	0.07–2.31	73.52	56
ZnO–CuxO–PPy/GCE	0.2–1	25.0	57
rGO-CNT/ITO	0.01–0.2	5.31	58
Pd@Au/rGO/GCE	0.05–2.86	24.88	59
AuNPs/PDDA/GNS/GCE	0.6–4.2	80	60
HNP-PtTi/GCE	0.2–1	24.2	61
PrGO/PB/GCE	0.283–2.33	34.7	62
HKUST-1/ITO	0.01–25 and 25–265	3	This work