Figure 4.
(a) Electrochemical sensor response at ambient air, 10 ppm, 5 ppm, 2.5 ppm, and 1.25 ppm; (b) the relationship between the concentration of ethylene and the output voltage.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.