Table 2. Comparison Table of Aqueous Ammonia Detection from Literature Report.

sensing materials	detection methods	detection range	LOD	interference study	ref
LCW	fluorescence	0–60 mM	35 μM		(43)
PANI	impedance	0–200 μM	25 μM		(3)
Ag NCs	fluorescence	10–350 μM	3.20 μM	yes	(44)
CDs	fluorescence	1.75–12.24 mM	105 μM		(7)
aza-BODIPY dyes	fluorescence	0–8.56 μM	3 nM		(45)
polyaniline	optical	0.35–14.0 mM			(46)
PANI/MWCNTs	fluorescence	25–200 μM	15.19 μM	yes	our work