Highly Sensitive Hydrazine Chemical Sensor Based on CNT-PdPt Nanocomposites

Table 1

Comparisons of the responses of some hydrazine sensors constructed by different nanoparticles-based mediators.

Electrode material	Detection limit (μM)	Linear dynamic range (μM)	Reference
Pd-AuNPs/GCE	0.07	0.1–500	[14]
PdNPs/rGO/RDE	0.20	10−300	[19]
Pd nanoparticles-EDAC/GCE	1.5	5–150	[30]
Polyaniline/Au0/GCE	1.0	10–6,000	[31]
AuNPs	1.1	6–36	[34]
Pd-MWNT	1.0	10–70	[35]
AuCu-EGN-IL	0.10	0.2–110	[36]
AuNPs/rGO/GCE	0.08	5−900	[37]
Polyaniline/Pd	0.05	350–12,000	[38]
CNT-PdPt	0.28	0.55−1,200	This work

Glassy carbon electrode.
Rotating disk electrodes.
Ethylenediamine cellulose.
Multiwalled carbon nanotube.
Electrodeposited on a graphene-ionic liquid.