From: Gold nanoparticle-based sensing platform of hydrazine, sulfite, and nitrite for food safety and environmental monitoring
Analytes
Method
LOD
Sensitivity
Linear range
Hydrazine
Amperometry
10 nM
0.031 nA/nM
10 nM–12 μM
Sulfite
100 nM
0.001 nA/nM
100 nM–150 μM
Nitrite
1 μM
21.60 nA/μM
1–12 μM