Trace Detection of Pentaerythritol Tetranitrate Using Electrochemical Gas Sensors

Table 2

Comparison of detection limit and sensitivity: previous work versus current work.

HC sensor sensitivity; (V·s)	Baseline; (V·s)	200 ng; (V·s)	1 μg; (V·s)	2 μg; (V·s)	3 μg; (V·s)	10 μg; (V·s)
Previous work	0.15	0.155	0.332	0.347	0.441	0.765
Current work	0.056	0.0118	0.0127	0.022	0.037	0.083